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1.
Lancet Glob Health ; 12(2): e331-e340, 2024 Feb.
Article in English | MEDLINE | ID: mdl-38190831

ABSTRACT

The true global burden of paediatric critical illness remains unknown. Studies on children with life-threatening conditions are hindered by the absence of a common definition for acute paediatric critical illness (DEFCRIT) that outlines components and attributes of critical illness and does not depend on local capacity to provide critical care. We present an evidence-informed consensus definition and framework for acute paediatric critical illness. DEFCRIT was developed following a scoping review of 29 studies and key concepts identified by an interdisciplinary, international core expert panel (n=24). A modified Delphi process was then done with a panel of multidisciplinary health-care global experts (n=109) until consensus was reached on eight essential attributes and 28 statements as the basis of DEFCRIT. Consensus was reached in two Delphi rounds with an expert retention rate of 89%. The final consensus definition for acute paediatric critical illness is: an infant, child, or adolescent with an illness, injury, or post-operative state that increases the risk for or results in acute physiological instability (abnormal physiological parameters or vital organ dysfunction or failure) or a clinical support requirement (such as frequent or continuous monitoring or time-sensitive interventions) to prevent further deterioration or death. The proposed definition and framework provide the conceptual clarity needed for a unified approach for global research across resource-variable settings. Future work will centre on validating DEFCRIT and determining high priority measures and guidelines for data collection and analysis that will promote its use in research.


Subject(s)
Critical Care , Critical Illness , Humans , Child , Adolescent , Consensus , Critical Illness/therapy , Delphi Technique , Data Collection
2.
Cureus ; 15(8): c133, 2023 Aug.
Article in English | MEDLINE | ID: mdl-37664332

ABSTRACT

[This corrects the article DOI: 10.7759/cureus.35126.].

3.
Am J Trop Med Hyg ; 109(2): 225-227, 2023 08 02.
Article in English | MEDLINE | ID: mdl-37308102

ABSTRACT

Pediatric critical care medicine (PCCM), as it is practiced in high-income countries, is focused on specialized medical care for the most vulnerable pediatric patient populations. However, best practices for provision of that care globally are lacking. Thus, PCCM research and education programming can potentially fill significant knowledge gaps by facilitating the development of evidence-based clinical guidelines that reduce child mortality on a global scale. Malaria remains a leading cause of pediatric mortality worldwide. The Blantyre Malaria Project (BMP) is a research and clinical care collaborative that has focused on reducing the public health burden of pediatric cerebral malaria in Malawi since 1986. In 2017, the requirements of a new research study led to the creation of PCCM services in Blantyre, creating the opportunity to establish a PCCM-Global Health Research Fellowship by BMP in collaboration with the University of Maryland School of Medicine. In this perspective piece, we reflect on the evolution of the PCCM-Global Health research fellowship. Although the specifics of this fellowship are out of the scope of this perspective, we discuss the context allowing for the development of this program and explore some early lessons learned to consider for future capacity-building efforts in the future of PCCM-Global Health research.


Subject(s)
Capacity Building , Global Health , Humans , Child , Curriculum , Educational Status , Critical Care
4.
Cureus ; 15(2): e35126, 2023 Feb.
Article in English | MEDLINE | ID: mdl-36945269

ABSTRACT

Background In the management of lumbar spine diseases, various techniques have been described for minimizing intraoperative blood loss. Soft tissue extravasation and hemolysis have been referred to as hidden blood loss (HBL). By acknowledging HBL and accounting for it in our postoperative care, strategies of fluid infusion and blood transfusion may be altered. Our study aims to estimate HBL in transforaminal lumbar interbody fusion (TLIF) surgeries and to analyze associated factors. Methods This is a retrospective cohort study. Records of patients who underwent TLIF between January 2016 and December 2020 were reviewed. Patients with both minimally invasive (MIS) and open TLIF were included. Patients with infection, tumors, or fractures being the indication for surgery were excluded. Moreover, patients with known blood-related diseases, aged younger than 18 years, patients requiring blood transfusion, or patients with estimated intra-operative blood loss greater than 1.5 L were excluded. HBL was calculated according to the formulae depending on patients' weight, height, and hematocrit. Statistical analyses were performed to determine associations between HBL and other factors. Results A total of 95 patients were included. The mean estimated blood loss (EBL) was 231 mL, whereas the mean HBL was 265 mL, and the mean total blood loss is 629.7 ml with HBL accounting for 42% of it. Significant associated factors with HBL were the type of surgery, patient's total blood volume, preoperative hemoglobin and hematocrit, and decrease in hemoglobin and hematocrit. Conclusion Significant HBL may occur after TLIF, which was shown to be more than EBL. Although MIS had less EBL, it was associated with more HBL. Patients' preoperative hemoglobin and hematocrit, and a decrease in them, have been shown to be associated with HBL. All these factors should be considered for postoperative management of blood loss.

5.
Front Pediatr ; 10: 756643, 2022.
Article in English | MEDLINE | ID: mdl-35372149

ABSTRACT

Background: The majority of childhood deaths occur in low- and middle-income countries (LMICs). Many of these deaths are avoidable with basic critical care interventions. Quantifying the burden of pediatric critical illness in LMICs is essential for targeting interventions to reduce childhood mortality. Objective: To determine the burden of hospitalization and mortality associated with acute pediatric critical illness in LMICs through a systematic review and meta-analysis of the literature. Data Sources and Search Strategy: We will identify eligible studies by searching MEDLINE, EMBASE, CINAHL, and LILACS using MeSH terms and keywords. Results will be limited to infants or children (ages >28 days to 12 years) hospitalized in LMICs and publications in English, Spanish, or French. Publications with non-original data (e.g., comments, editorials, letters, notes, conference materials) will be excluded. Study Selection: We will include observational studies published since January 1, 2005, that meet all eligibility criteria and for which a full text can be located. Data Extraction: Data extraction will include information related to study characteristics, hospital characteristics, underlying population characteristics, patient population characteristics, and outcomes. Data Synthesis: We will extract and report data on study, hospital, and patient characteristics; outcomes; and risk of bias. We will report the causes of admission and mortality by region, country income level, and age. We will report or calculate the case fatality rate (CFR) for each diagnosis when data allow. Conclusions: By understanding the burden of pediatric critical illness in LMICs, we can advocate for resources and inform resource allocation and investment decisions to improve the management and outcomes of children with acute pediatric critical illness in LMICs.

6.
Med J Malaysia ; 76(6): 884-892, 2021 Nov.
Article in English | MEDLINE | ID: mdl-34806678

ABSTRACT

INTRODUCTION: Few studies have reported the impact of preoperative interocular discrepancy in optical biometry (axial length, corneal power, white-to-white, central corneal thickness) on postoperative refractive outcomes. This study aims to investigate any predictive value of preoperative optical biometry differences between eyes on postoperative refractive outcomes. MATERIALS AND METHODS: A retrospective cohort study of patients who have undergone optical biometry measurement before unilateral phacoemulsification in the Queen Elizabeth Hospital, Sabah, Malaysia from 2018 to 2020. Biometry data of interest includes axial length (AL), keratometry(K), white-to-white (WTW) and central corneal thickness (CCT). The postoperative outcomes of interest were the patient's preoperative refractive target, postoperative best-corrected visual acuity (BCVA), postoperative refractive outcomes, and optical biometry prediction error. RESULTS: The interocular biometry discrepancies which were associated with higher odds of prediction error >0.5D from the refractive target were Interocular Corneal Power Difference (IKD)-average≥0.8 D (Odds Ratio, OR=1.97; 95% Confidence Intervals, 95%CI: 1.06, 3.67) and Interocular WTW Difference ≥1.5 mm (OR=2.77; 95%CI: 1.11, 6.92). In cases with prediction error >1.0D, the measurements were Interocular AL Difference ≥0.4 mm (OR=2.99; 95%CI: 1.11, 8.06), IKD flat≥0.4D (OR=2.76; 95%CI: 1.31, 5.82) and Interocular CCT Difference ≥15µm (OR=3.53; 95%CI: 1.29, 9.64). CONCLUSION: Interocular axial length difference ≥0.4mm and interocular central corneal thickness difference ≥15µm are associated with refractive error >1.0D from the pre-operative target. Interocular average corneal power difference ≥0.8D and interocular white-to-white difference ≥1.5mm have higher odds of refractive drift >0.5D from the refractive aim. The above cutoff values help clinicians to identify which patients have a higher risk of refractive shift post-cataract surgery and counsel the patient before cataract operation.


Subject(s)
Cataract , Lenses, Intraocular , Biometry , Humans , Lens Implantation, Intraocular , Refraction, Ocular , Retrospective Studies
7.
Saudi J Gastroenterol ; 27(6): 383-390, 2021.
Article in English | MEDLINE | ID: mdl-34747875

ABSTRACT

BACKGROUND: Irritable bowel syndrome (IBS) is the most prevalent functional gastrointestinal disorder. Diet may play a role in triggering the symptoms. We aimed to measure the prevalence of IBS and its types, and its association with food restrictions among the Saudi population, using the Rome IV criteria. METHODS: A cross-sectional study was conducted in the outpatient clinics of three major hospitals in Riyadh in conjunction with an electronic survey which was shared on social media. A total of 1,319 subjects (706 males and 613 females) completed a questionnaire of four domains (sociodemography, Rome IV, food restriction, and herbs) between Nov 2019 and February 2020. Convenience sampling was used. RESULTS: IBS was diagnosed in 104 subjects (7.9%) and, of these, 52% were IBS-M (mixed) type. The prevalence was higher in women than in men (4.9% vs. 3.0%; P = 0.006). A significant association was found between the presence of IBS symptoms and low income (P = 0.010), and not working (P < 0.0001). Most of the IBS patients showed food restriction related to milk (P < 0.0001) and legumes (P = 0.0029), besides other types of food and drinks. CONCLUSIONS: IBS is less common among the Saudi population. A female gender, low family income, and working status, have the highest association with IBS. The foods most often restricted were legumes and milk. Future community studies may present an opportunity to relate with cultural differences and food preferences.


Subject(s)
Irritable Bowel Syndrome , Cross-Sectional Studies , Female , Humans , Irritable Bowel Syndrome/diagnosis , Irritable Bowel Syndrome/epidemiology , Male , Prevalence , Rome , Saudi Arabia/epidemiology , Self Report , Surveys and Questionnaires
8.
J Pediatr Intensive Care ; 10(3): 210-215, 2021 Sep.
Article in English | MEDLINE | ID: mdl-34395039

ABSTRACT

A survey-based pilot study was performed to examine the feasibility of videoconferencing to facilitate multidisciplinary rounds following the initiation of strict isolation and social distancing policies in a pediatric intensive care unit (PICU). The use of a mobile workstation was implemented as the central hub for rounding at the bedside by the attending physicians, while other members of the multidisciplinary and multispecialty team joined rounds from other locations with maintaining appropriate social distance. Fifty-eight staff members who participated in videoconferencing rounds completed the postimplementation survey. Eighty-eight per cent of staff agreed that the use of videoconferencing to facilitate rounds was an effective strategy to maintain social distancing between team members during the pandemic. Sixty-four percent of staff agreed that the use of videoconferencing improved participation of the PICU team and consultants by increasing access to rounds. Over 50% of staff agreed that the use of videoconferencing improved the efficiency of rounds and team productivity. Only 4% of staff responded that videoconferencing increased the duration of rounds and 37% responded that it decreased resident and team education. Fifty-five percent of staff agreed that videoconferencing was used to promote parental participation during this pandemic month. Videoconferencing was found to be a feasible solution to safely conduct multidisciplinary rounds while maintaining social distancing, and participants found it effective without interfering with normal workflow. Incorporating videoconferencing into traditional rounding practices may be advantageous following the pandemic to improve team and family access to rounds and workflow efficiency and rounding structure.

9.
PLoS One ; 16(6): e0253625, 2021.
Article in English | MEDLINE | ID: mdl-34153080

ABSTRACT

OBJECTIVES: To determine clinical, laboratory features and outcomes of Multisystem Inflammatory Syndrome in children (MIS-C) and its comparison with historic Kawasaki Disease (KD) and Viral Myocarditis (VM) cohorts. METHODS: All children (1 month- 18 years) who fulfilled the World Health Organization criteria of MIS-C presenting to two tertiary care centers in Karachi from May 2020 till August 31st were included. KD and VM admitted to one of the study centers in the last five years prior to this pandemic, was compared to MIS-C. RESULTS: Thirty children with median age of 24 (interquartile range (IQR)1-192) months met the criteria for MIS-C. Three phenotypes were identified, 12 patients (40%) with KD, ten (33%) VM and eight (26%) had features of TSS. Echocardiography showed coronary involvement in 10 (33%), and moderate to severe Left Ventricular dysfunction in 10 (33%) patients. Steroids and intravenous immunoglobulins (IVIG) were administered to 24 (80%) and 12 (41%) patients respectively while 7 (23%) received both. Overall, 20% children expired. During the last five years, 30 and 47 children were diagnosed with KD and VM, respectively. Their comparison with MIS-C group showed lymphopenia, thrombocytosis, and higher CRP as well as more frequent atypical presentation in MIS-C KD group with less coronary involvement. The MIS-C VM was more likely to present with fulminant myocarditis. CONCLUSIONS: Our MIS-C cohort is younger with higher mortality compared to previous reports. MIS-C is distinct from historic cohorts of KD and VM in both in clinical features and outcomes.


Subject(s)
COVID-19/complications , Mucocutaneous Lymph Node Syndrome/pathology , Myocarditis/pathology , Systemic Inflammatory Response Syndrome/pathology , Adolescent , COVID-19/diagnosis , COVID-19/epidemiology , COVID-19/pathology , COVID-19/therapy , Child , Child, Preschool , Female , Humans , Infant , Infant, Newborn , Male , Pakistan/epidemiology , Phenotype , Systemic Inflammatory Response Syndrome/diagnosis , Systemic Inflammatory Response Syndrome/epidemiology , Systemic Inflammatory Response Syndrome/therapy , Treatment Outcome
10.
Med J Malaysia ; 76(2): 190-198, 2021 03.
Article in English | MEDLINE | ID: mdl-33742627

ABSTRACT

INTRODUCTION: The aim of this study was to compare the visual outcomes of phacoemulsification with intraocular lens implantation (IOL) surgery in patients with and without diabetes mellitus (DM) in Malaysia over a 12-year period and to identify factors that may contribute to poor visual outcome. MATERIALS AND METHODS: Data was retrieved from the webbased Malaysian Cataract Surgery Registry (CSR). Perioperative data for cataract surgery performed from 2007- 2018 were analysed. Inclusion criteria were age ≥40 years, phacoemulsification and IOL and senile cataract. Combined surgeries, surgeries performed by trainees and ocular comorbidities were excluded. Post-operative Best-Corrected Visual Acuity (BCVA) were compared. Factors affecting poor visual outcomes among those with DM were analysed using multivariate logistic regression to produce adjusted odds ratio (OR) for variables of interest. RESULTS: Total number of cases between 2007-2018 was 442,858, of whom 179,210 qualified for our analysis. DM group consisted of 72,087 cases (40.2%). There were 94.5% cases in DM group and 95.0Z from non-DM group who achieved BCVA ≥6/12 (p<0.001). Among patients with DM, advanced age (70-79 years old, OR: 2.54, 95% Confidence Interva, 95%CI: 1.91, 3.40; 80-89 years old, OR: 5.50, 95%CI: 4.02, 7.51), ≥90 years, OR: 9.77, 95%CI: 4.18, 22.81), poor preoperative presenting visual acuity [<6/18-6/60] (OR: 2.40, 95%CI: 1.84, 3.14) and <6/60-3/60 (OR: 3.00, 95%CI: 2.24, 4.02), <3/60 (OR 3.63, 95%CI: 2.77, 4.74)], presence of intraoperative complication (OR 2.24, 95%CI: 1.86, 2.71) and presence of postoperative complication (OR 5.21, 95%CI: 2.97, 9.16) were significant factors for poor visual outcome. CONCLUSIONS: Visual outcomes following phacoemulsification with IOL implantation surgery among cases with DM were poorer compared to cases without DM. Risk factors for poor visual outcomes among cases with DM were identified.


Subject(s)
Diabetes Mellitus , Lenses, Intraocular , Phacoemulsification , Adult , Aged , Aged, 80 and over , Humans , Lens Implantation, Intraocular , Treatment Outcome , Visual Acuity
11.
Front Pediatr ; 9: 793326, 2021.
Article in English | MEDLINE | ID: mdl-35155314

ABSTRACT

BACKGROUND: The burden of pediatric critical illness and resource utilization by children with critical illness in resource limited settings (RLS) are largely unknown. Without specific data that captures key aspects of critical illness, disease presentation, and resource utilization for pediatric populations in RLS, development of a contextual framework for appropriate, evidence-based interventions to guide allocation of limited but available resources is challenging. We present this methods paper which describes our efforts to determine the prevalence, etiology, hospital outcomes, and resource utilization associated with pediatric acute, critical illness in RLS globally. METHODS: We will conduct a prospective, observational, multicenter, multinational point prevalence study in sixty-one participating RLS hospitals from North, Central and South America, Africa, Middle East and South Asia with four sampling time points over a 12-month period. Children aged 29 days to 14 years evaluated for acute illness or injury in an emergency department) or directly admitted to an inpatient unit will be enrolled and followed for hospital outcomes and resource utilization for the first seven days of hospitalization. The primary outcome will be prevalence of acute critical illness, which Global PARITY has defined as death within 48 hours of presentation to the hospital, including ED mortality; or admission/transfer to an HDU or ICU; or transfer to another institution for a higher level-of-care; or receiving critical care-level interventions (vasopressor infusion, invasive mechanical ventilation, non-invasive mechanical ventilation) regardless of location in the hospital, among children presenting to the hospital. Secondary outcomes include etiology of critical illness, in-hospital mortality, cause of death, resource utilization, length of hospital stay, and change in neurocognitive status. Data will be managed via REDCap, aggregated, and analyzed across sites. DISCUSSION: This study is expected to address the current gap in understanding of the burden, etiology, resource utilization and outcomes associated with pediatric acute and critical illness in RLS. These data are crucial to inform future research and clinical management decisions and to improve global pediatric hospital outcomes.

12.
BMJ Paediatr Open ; 4(1): e000876, 2020.
Article in English | MEDLINE | ID: mdl-33173836

ABSTRACT

As a public health measure during the COVID-19 pandemic, governments around the world instituted a variety of interventions to 'flatten the curve'. The government of Maryland instituted similar measures. We observed a striking decline in paediatric intensive care unit (PICU) admissions during that period, mostly due to a decease in respiratory infections. We believe this decline is multifactorial: less person-to-person contact, better air quality and perhaps 'fear' of going to a hospital during the pandemic. We report an analysis of our PICU admissions during the lockdown period and compared them with the same time period during the four previous years.

13.
ASAIO J ; 66(9): 1042-1047, 2020.
Article in English | MEDLINE | ID: mdl-31977357

ABSTRACT

The study investigated the safety and efficacy of two antithrombin III (ATIII) products in pediatric patients receiving extracorporeal membrane oxygenation (ECMO) by performing a retrospective analysis of patients who received either recombinant ATIII (rATIII) or human-derived ATIII (hATIII). Twenty-two patients were included in the study from January 2014 to September 2015 and all received unfractionated heparin (UFH) as anticoagulation during ECMO. In total, 86 doses of ATIII were included in the analysis in which 37 doses (43%) were rATIII and 49 doses (57%) were hATIII. Unfractionated heparin rates were also evaluated for all cases (n = 86) at 24 hours post-ATIII supplementation. The UFH rate decreased after the administration of both types of ATIII. However, neither the reduction in UFH rate between the two ATIII products (p = 0.52) nor the UFH rates pre- and post-ATIII supplementation at 24 hours (p = 0.08) reached statistical significance. There was a significant difference in cost favoring the rATIII product (p < 0.0001). An ad-hoc estimation of waste associated with ATIII supplementation showed >$100,000 in financial loss of unused drug. Future studies are warranted to evaluate the efficacy of ATIII supplementation in pediatric ECMO.


Subject(s)
Anticoagulants/therapeutic use , Antithrombin III/therapeutic use , Extracorporeal Membrane Oxygenation/adverse effects , Recombinant Proteins/therapeutic use , Thrombosis/prevention & control , Blood Coagulation/drug effects , Child , Heparin/therapeutic use , Humans , Male , Retrospective Studies , Thrombosis/etiology
15.
BMJ Open ; 8(5): e021244, 2018 05 08.
Article in English | MEDLINE | ID: mdl-29739784

ABSTRACT

OBJECTIVES: To examine trends in asthma hospitalisation and mortality rates from 2000 to 2014 in Kuwait according to sex, age and nationality. METHODS: For this nationwide, retrospective observational study, data from hospital discharge records and death certificates listing asthma as the primary reason for hospitalisation or mortality were obtained from the National Center for Health Information database using International Classification of Diseases, Tenth Revision codes J45 and J46. Trends in sex-adjusted, age-adjusted and nationality-adjusted hospitalisation and mortality rates were examined. Poisson regression models were applied to test for linear trends overtime and estimate adjusted rate ratios and 95% CI. RESULTS: During the 15-year study period, a total of 43 652 hospitalisations and 484 deaths due to asthma exacerbations were identified. The average annual adjusted rates of asthma hospitalisation and mortality were estimated to be 134.9 (95% CI 131.8 to 138.1) and 2.1 (95% CI 1.8 to 2.4) per 100 000 population, respectively. Hospitalisation rates decreased by 49.5% in the total population (from 180.8 to 91.3 admissions per 100 000 population between 2000 and 2014, ptrend <0.001) and by 57.9% in the age group of 5-44 years (from 77.3 to 32.5 admissions per 100 000 population, ptrend <0.001). Mortality rates decreased from 4.1 to 0.9 deaths per 100 000 population between 2000 and 2014 in the total population (77.6% decrease, ptrend <0.001) and from 0.6 to 0.2 deaths per 100 000 population among those aged 5-44 years (61.9% reduction, ptrend=0.005). Kuwaiti compared with non-Kuwaiti subjects had higher risk of asthma hospitalisation and mortality. Among children aged ≤19 years, the risk of hospitalisation was higher in boys compared with girls; however, among adults, women experienced more hospitalisations than men. CONCLUSIONS: Asthma hospitalisation and mortality rates have substantially decreased between 2000 and 2014 in Kuwait, with persisting differences between genders, age groups and citizens versus non-citizens. The observed decreasing trends in Kuwait are in agreement with global trends.


Subject(s)
Asthma/mortality , Hospitalization/trends , Adolescent , Adult , Age Distribution , Aged , Child , Child, Preschool , Databases, Factual , Female , Humans , Kuwait/epidemiology , Male , Middle Aged , Regression Analysis , Retrospective Studies , Sex Distribution , Young Adult
17.
J Pediatr ; 178: 47-54.e1, 2016 Nov.
Article in English | MEDLINE | ID: mdl-27453376

ABSTRACT

OBJECTIVE: To evaluate test proficiency and the receipt of special education services in school-age children who had undergone surgery for congenital heart disease (CHD) at age <1 year. STUDY DESIGN: Data from Arkansas-born children who underwent surgery for CHD at Arkansas Children's Hospital at age <1 year between 1996 and 2004 were linked to state birth certificates and the Arkansas Department of Education longitudinal database containing achievement test scores in literacy and mathematics for grades 3-4 and special education codes. The primary negative outcome was not achieving grade-level proficiency on achievement tests. Logistic regression accounting for repeated measures was used to evaluate for associations between achieving proficiency and demographic data, maternal education, and clinical factors. RESULTS: A total of 362 of 458 (79%) children who underwent surgery for CHD were matched to the Arkansas Department of Education database, 285 of whom had grade 3 and/or 4 achievement tests scores. Fewer students with CHD achieved proficiency in literacy and mathematics (P < .05) compared with grade-matched state students. Higher 5-minute Apgar score, shorter duration of hospitalization, and higher maternal education predicted proficiency in literacy (P < .05). White race, no cardiopulmonary bypass, and shorter hospitalization predicted proficiency in mathematics (P < .05). Sex, gestational age, age at surgery, CHD diagnosis, and type and number of surgeries did not predict test proficiency. Compared with all public school students, more children with CHD received special education services (26.9% vs 11.6%; P < .001). CONCLUSION: Children with CHD had poorer academic achievement and were more likely to receive special education services than all state students. Results from this study support the need for neurodevelopmental evaluations as standard practice in children with CHD.


Subject(s)
Cardiac Surgical Procedures/methods , Education, Special/statistics & numerical data , Educational Measurement/statistics & numerical data , Heart Defects, Congenital/surgery , Achievement , Arkansas , Cardiac Surgical Procedures/adverse effects , Child , Databases, Factual , Female , Humans , Infant , Longitudinal Studies , Male , Schools , Students
18.
Pediatr Neurol ; 52(6): 599-605, 2015 Jun.
Article in English | MEDLINE | ID: mdl-25838043

ABSTRACT

OBJECTIVE: The study aims are to evaluate cerebral background patterns using amplitude-integrated electroencephalography in newborns with critical congenital heart disease, determine if amplitude-integrated electroencephalography is predictive of preoperative brain injury, and assess the incidence of preoperative seizures. We hypothesize that amplitude-integrated electroencephalography will show abnormal background patterns in the early preoperative period in infants with congenital heart disease that have preoperative brain injury on magnetic resonance imaging. METHODS: Twenty-four newborns with congenital heart disease requiring surgery at younger than 30 days of age were prospectively enrolled within the first 3 days of age at a tertiary care pediatric hospital. Infants had amplitude-integrated electroencephalography for 24 hours beginning close to birth and preoperative brain magnetic resonance imaging. The amplitude-integrated electroencephalographies were read to determine if the background pattern was normal, mildly abnormal, or severely abnormal. The presence of seizures and sleep-wake cycling were noted. The preoperative brain magnetic resonance imaging scans were used for brain injury and brain atrophy assessment. RESULTS: Fifteen of 24 infants had abnormal amplitude-integrated electroencephalography at 0.71 (0-2) (mean [range]) days of age. In five infants, the background pattern was severely abnormal. (burst suppression and/or continuous low voltage). Of the 15 infants with abnormal amplitude-integrated electroencephalography, 9 (60%) had brain injury. One infant with brain injury had a seizure on amplitude-integrated electroencephalography. A severely abnormal background pattern on amplitude-integrated electroencephalography was associated with brain atrophy (P = 0.03) and absent sleep-wake cycling (P = 0.022). CONCLUSION: Background cerebral activity is abnormal on amplitude-integrated electroencephalography following birth in newborns with congenital heart disease who have findings of brain injury and/or brain atrophy on preoperative brain magnetic resonance imaging.


Subject(s)
Brain Injuries/physiopathology , Brain/physiopathology , Heart Defects, Congenital/physiopathology , Hypoxia-Ischemia, Brain/pathology , Brain/pathology , Brain Injuries/pathology , Electroencephalography , Female , Heart Defects, Congenital/pathology , Humans , Hypoxia-Ischemia, Brain/physiopathology , Infant, Newborn , Magnetic Resonance Imaging , Male , Preoperative Care
19.
Ann Thorac Surg ; 99(5): 1713-8, 2015 May.
Article in English | MEDLINE | ID: mdl-25754963

ABSTRACT

BACKGROUND: Patients with end-stage heart failure possess many attributes that place them at risk for prolonged mechanical ventilation (MV). However, there are only limited data on MV support among children after ventricular assist device (VAD) implantation. We report the duration of MV after VAD placement, indications for respiratory support in the postimplantation period, and associated patient factors. METHODS: This single-center retrospective study included 43 consecutive children (aged <18 years) with end-stage heart failure who were supported with a VAD as a bridge to transplantation from January 2005 to December 2011. Multivariable analysis was performed using the multiple Poisson regression model for the duration of MV. RESULTS: Overall, 33% (n = 14) remained on MV until heart transplant or death. Of those requiring pre-VAD extracorporeal membrane oxygenation (ECMO) support, 63% (n = 12 of 19) remained on MV until heart transplant or death compared with 8% (n = 2 of 24) among those not on ECMO before VAD (p < 0.001). Patients with moderate or severe mitral regurgitation while on VAD support had 1.7-times more MV days compared with those with none or trivial on-VAD mitral regurgitation. In addition, previous support on ECMO, those with moderate or severe tricuspid regurgitation, and those with only left VAD implants had an increased risk of prolonged MV. CONCLUSIONS: Our results suggest that VAD recipients previously supported on ECMO, those with moderate or severe mitral regurgitation, moderate or severe tricuspid regurgitation, and those with only left VAD implants had an increased risk of prolonged MV. Future studies in larger cohorts are necessary to confirm the findings from this single-institutional experience.


Subject(s)
Extracorporeal Membrane Oxygenation/statistics & numerical data , Heart Failure/therapy , Heart-Assist Devices , Respiration, Artificial/statistics & numerical data , Child , Child, Preschool , Female , Heart Failure/complications , Heart Failure/mortality , Heart Transplantation , Humans , Infant , Male , Mitral Valve Insufficiency/diagnosis , Mitral Valve Insufficiency/epidemiology , Mitral Valve Insufficiency/therapy , Retrospective Studies , Risk Factors , Time Factors , Treatment Outcome
20.
Ann Thorac Surg ; 99(4): 1392-8, 2015 Apr.
Article in English | MEDLINE | ID: mdl-25669667

ABSTRACT

BACKGROUND: Hyperfibrinogenemia, which can create a procoagulant milieu, is frequently observed in patients supported with the Berlin EXCOR (Berlin Heart GmbH, Berlin, Germany) ventricular assist device (VAD). We began initiating corticosteroids in patients with systemic inflammatory response syndrome (SIRS) episodes to mitigate hyperfibrinogenemia. We set forth to describe the impact of corticosteroids on the hyperfibrinogenemic state in our institutional experience. METHODS: Retrospective data was collected on 44 consecutive patients implanted with the Berlin EXCOR VAD from April 15, 2005 through May 6, 2013. Pertinent information was abstracted from the electronic medical record. The reduction of C-reactive protein (CRP) and fibrinogen levels among days from corticosteroid treatment were described. Infections and insulin use were reported based on whether patients received steroids and if steroids were given for SIRS. RESULTS: Over the initial 44 Berlin EXCOR VAD implantations, 14 patients were treated with 21 courses of corticosteroids for SIRS episodes as identified by clinical features and rise in CRP. Treatment with corticosteroids reduced fibrinogen levels by day 2 to a statistically significant degree (p = 0.008). No difference in hyperglycemia or infections occurred among patients receiving corticosteroids for SIRS. CONCLUSIONS: Treatment with corticosteroids can potentially mitigate the SIRS response among children supported on the Berlin EXCOR VAD. In patients who received corticosteroids to mitigate inflammation, there was no increase in infections or hyperglycemia requiring insulin administration compared with patients who did not receive steroids.


Subject(s)
Acute-Phase Proteins/metabolism , Adrenal Cortex Hormones/administration & dosage , Heart Failure/surgery , Heart-Assist Devices/adverse effects , Systemic Inflammatory Response Syndrome/drug therapy , Acute-Phase Proteins/drug effects , Biomarkers/blood , C-Reactive Protein/drug effects , C-Reactive Protein/metabolism , Child , Child, Preschool , Cohort Studies , Extracorporeal Membrane Oxygenation/adverse effects , Extracorporeal Membrane Oxygenation/methods , Female , Fibrinogen/drug effects , Fibrinogen/metabolism , Follow-Up Studies , Heart Failure/diagnosis , Humans , Infant , Male , Retrospective Studies , Risk Assessment , Systemic Inflammatory Response Syndrome/etiology , Systemic Inflammatory Response Syndrome/physiopathology , Treatment Outcome
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