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1.
Rev. Hosp. Ital. B. Aires (2004) ; 39(1): 12-18, mar. 2019. ilus., tab.
Article in Spanish | LILACS | ID: biblio-1021819

ABSTRACT

El síndrome de Turner (ST) resulta de la ausencia completa o parcial del segundo cromosoma sexual en fenotipos femeninos. Tiene una incidencia de 1:2000- 2500 nacidas vivas. Recién en la última década se ha puesto atención a la salud de las adultas con ST. La mortalidad es 3 veces superior respecto de la población general debido al riesgo de disección aórtica por anomalías cardiovasculares estructurales y aterosclerosis vinculada a hipertensión arterial, diabetes, dislipidemia y obesidad. También presentan elevada prevalencia de enfermedades autoinmunitarias. Objetivo: evaluar la calidad del seguimiento clínico de pacientes adultas con ST, comparando los controles de salud preconformación y posconformación del Registro y de la Unidad Interdisciplinaria. En el año 2017 fuimos convocados para integrar el Programa de Enfermedades Raras del Hospital Italiano de Buenos Aires. A partir de la creación del Registro Institucional y del equipo multidisciplinario obtuvimos mejoría significativa en los controles por las especialidades de cardiología, endocrinología y otorrinolaringología, en los controles bioquímicos del metabolismo lipídico, hidrocarbonado, hepatograma, TSH y anticuerpos para celiaquía e imágenes cardiovasculares y densitometría ósea. En conclusión, el seguimiento sistematizado e institucional, mediante el Registro y la creación de la Unidad Interdisciplinaria de Síndrome de Turner, permitió encontrar las falencias del sistema de atención y optimizar el seguimiento de esta población. (AU)


Turner syndrome (TS) results from the complete or partial absence of the second sex chromosome in female phenotypes. It has an incidence of 1: 2000-2500 girls born alive. Only in the last decade has been paid attention to the health of adults women with TS. Mortality is 3 times higher than in the general population due to the risk of aortic dissection cause to structural cardiovascular anomalies and atherosclerosis related to hypertension, diabetes, dyslipidemia and obesity. They also have a high prevalence of autoimmune diseases. Until nowadays in Argentina do not exist a national registry of this disease that complies with the international follow-up recommendations for these patients. We proposed to develop the institutional register at 2014 and a multidisciplinary team was created to care and follow up girls and women with TS during 2015. It was indexed to Italian Hospital of Buenos Aires' Rare Diseases Program since 2017. After the creation of the institutional registry and the multidisciplinary team we obtained a significant improvement in cardiology, endocrinology and otorhinolaryngology schedule visits, in lipids and hydrocarbon metabolism, liver, thyroid and celiac diseases biochemical controls and in the performance of cardiovascular MNR and bone densitometry. In conclusion, the systematized and institutional follow-up, through the registry and the creation of the Interdisciplinary Unit of Turner Syndrome, allowed us to find the flaws of the care system and to optimize the follow up of this population. (AU)


Subject(s)
Humans , Female , Adolescent , Adult , Middle Aged , Young Adult , Quality of Life , Turner Syndrome/prevention & control , Aftercare/statistics & numerical data , Aortic Dissection/etiology , Autoimmune Diseases/epidemiology , Turner Syndrome/complications , Turner Syndrome/etiology , Turner Syndrome/mortality , Turner Syndrome/epidemiology , Aftercare/methods , Cardiovascular Abnormalities/complications , Human Growth Hormone/therapeutic use , Diabetes Mellitus , Atherosclerosis/complications , Dyslipidemias/complications , Estrogens/therapeutic use , Gonadal Disorders/etiology , Hypertension/complications , Infertility, Female/etiology , Obesity/complications
2.
Rev. Assoc. Med. Bras. (1992) ; 62(2): 162-170, Mar.-Apr. 2016. tab
Article in English | LILACS | ID: lil-780962

ABSTRACT

Summary A retrospective study from November 2004 to May 2012, conducted at the Obstetric Clinic of Hospital das Clínicas, Faculdade de Medicina, Universidade de São Paulo (HC-FMUSP), which included 92 singleton pregnancies with prenatal diagnosis of trisomy of chromosome 21 (T21), 18, 13 (T13/18) and monosomy X (45X), with diagnosis performed until the 26th week of pregnancy. The aim of the study was to describe the frequency and to investigate predictors of spontaneous fetal death (FD). Diagnosis (T21, n=36; T13/18, n=25; 45X, n=31) was made at a mean gestational age of 18.3±3.7 weeks, through chorionic villus biopsy (n=22,24%), amniocentesis (n=66, 72%) and cordocentesis (n=4, 4%). Major malformations were present in 45 (49%); with hydrops in 32 (35%) fetuses, more frequently in 45X [n=24/31, 77% vs. T21 (n=6/36, 17%) and T13/18 (n=2/25, 8%), p<0.001]. Specialized fetal echocardiography was performed in 60% (55/92). Of these, 60% (33/55) showed changes in heart morphology and/or function. Fetuses with T13/18 had a higher incidence of cardiac anomalies [60 vs. 25% (T21) and 29% (45X), p= 0.01]. FD occurred in 55 (60%) gestations, being more frequent in 45X [n=26/31, 84% vs. T21 (n=13/36, 36%) and T13/18 (n=16/25, 64%), p<0.01]. Stepwise analysis showed a correlation between hydrops and death in fetuses with T21 (LR= 4.29; 95CI=1.9-8.0, p<0.0001). In fetuses with 45X, the presence of echocardiographic abnormalities was associated with lower risk of FD (LR= 0.56; 95CI=0.27- 0.85, p=0.005). No predictive factors were identified in the T13/18 group. Intra- uterine lethality of aneuploid fetuses is high. Occurrence of hydrops increases risk of FD in pregnancies with T21. In pregnancies with 45X, the occurrence of echocardiographic changes reduces this risk.


Resumo Estudo retrospectivo, de novembro de 2004 a maio de 2012, na Clínica Obstétrica do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, incluindo 92 gestações únicas com diagnóstico pré-natal de trissomia dos cromossomos 21 (T21), 18, 13 (T13/18) e monossomia do X (45X), realizado até a 26a semana, com o objetivo de descrever a frequência e investigar preditores do óbito fetal espontâneo (OF). O diagnóstico (T21: n=36; T13/T18: n=25; 45X: n=31) foi realizado em idade gestacional média de 18,3±3,7 semanas, por biópsia de vilo corial (n=22; 24%), amniocentese (n=66; 72%) e cordocentese (n=4; 4%). Malformação major presente em 45 (49%) fetos e hidropisia em 32 (35%), mais frequente no grupo 45X [n=24/31, 77% vs. T21 (n=6/36, 17%) e T13/18 (n=2/25, 8%); p<0,001]. Ecocardiografia fetal especializada foi realizada em 60% (55/92). Destes, 60% (33/55) tinham alterações na morfologia e/ou na função cardíaca. Fetos com T13/18 apresentaram incidência maior de anomalias cardíacas [60 vs. 25% (T21) e 29% (45X); p=0,01]. Ocorrência de OF em 55 (60%) gestações e mais frequente no grupo 45X [n=26/31, 84% vs. T21 (n=13/36, 36%) e T13/18 (n=16/25, 64%); p<0,01]. Análise stepwise demonstrou associação entre hidropisia e óbito em fetos com T21 (LR=4,29; IC95%=1,9-8,0; p<0,0001). Em fetos com 45X, a presença de alterações ecocardiográficas esteve associada com menor risco de OF (LR=0,56; IC95%=0,27-0,85; p=0,005). Não foram identificados fatores preditores no grupo T13/18. A letalidade intrauterina de fetos aneuploides é elevada. A presença de hidropisia aumenta o risco de OF em gestações com T21. Em gestações com 45X, a ocorrência de alterações ecocardiográficas reduz esse risco.


Subject(s)
Humans , Female , Pregnancy , Adolescent , Adult , Young Adult , Trisomy , Turner Syndrome/complications , Down Syndrome/complications , Chromosome Disorders/complications , Fetal Death/etiology , Prenatal Diagnosis , Turner Syndrome/mortality , Chromosomes, Human, Pair 13 , Chromosomes, Human, Pair 18 , Echocardiography/methods , Hydrops Fetalis/genetics , Sex Factors , Regression Analysis , Retrospective Studies , Risk Factors , Ultrasonography, Prenatal , Gestational Age , Down Syndrome/mortality , Statistics, Nonparametric , Chromosome Disorders/mortality , Trisomy 13 Syndrome , Trisomy 18 Syndrome , Middle Aged
3.
Rev. Hosp. Matern. Infant. Ramon Sarda ; 29(3): 134-136, 2010. ilus
Article in Spanish | LILACS | ID: lil-605772

ABSTRACT

Introducción. Con frecuencia el síndrome de Turner se presenta durante el embarazo con hidrops e higroma quístico, signos de mal pronóstico y alta mortalidad. En algunos pocos casos, los signos ecográficos remiten y el feto llega a nacer vivo e incluso sobrevive la etapa perinatal. Material y métodos. Estudio descriptivo a propósito de un caso. Resultados. Presentamos un embarazo con diagnóstico ecográfico a las 25 semanas de edad gestacional de hidrops e higroma quístico severo, con cariotipo 45,X en líquido amniótico y ecocardiograma fetal normal. En los controles ecográficos ulteriores, tanto el hidrops como el higroma, remitieron casi totalmente. El embarazo llegó hasta las 36 semanas de gestación y nació una niña con signos clínicos de síndrome de Turner: edema generalizado, predominante en miembros, dorso de manos y pies, y genitales externos; piel sobrante en nuca y cuello alado. Posnatalmente se diagnosticó una coartación de aorta, patología de difícil diagnóstico por ecocardiograma fetal, por lo que frecuentemente es subdiagnosticada, y la niña fue derivada para cirugía y falleció a la edad de un mes y cinco días por una complicación posquirúrgica. Conclusiones. La evolución observada en el presente caso, así como algunos otros pocos casos descriptos en la bibliografía, nos muestran que, aún en presencia de signos ecográficos prenatales severos, no puede predecirse el pronóstico de sobrevida en fetos con síndrome de Turner, por lo que conviene ser cautos en la comunicación con los padres.


Subject(s)
Humans , Female , Pregnancy , Hydrops Fetalis , Lymphangioma, Cystic , Turner Syndrome/diagnosis , Aortic Coarctation/surgery , Aortic Coarctation/etiology , Postoperative Complications , Prognosis , Turner Syndrome/complications , Turner Syndrome/mortality , Ultrasonography, Prenatal
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