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Jpn J Radiol ; 30(1): 10-7, 2012 Jan.
Article in English | MEDLINE | ID: mdl-22135111

ABSTRACT

PURPOSE: To evaluate the efficacy and safety of a coaxial reservoir system with a non-braided spiral tip microcatheter and exclusive port for hepatic arterial infusion chemotherapy. MATERIALS AND METHODS: In vitro evaluation included evaluation of pressure tolerance/flow rate of the coaxial reservoir system, and the strength of connection between the 2.7-F catheter and port. Due to the difficulty of implanting conventional reservoirs, coaxial reservoirs were implanted via the femoral artery of 80 patients. We implanted a non-braided 2.7-F microcatheter with a spiral shaped tip, 5-F catheter, and a port. Clinical assessment included evaluation of technical success and complications. RESULTS: In vitro evaluation of the coaxial reservoir at its maximum pressure load showed that flow rates for 300 mg I/mL iopamidol contrast medium were 0.25 ± 0.04 mL/s (undiluted), 1.03 ± 0.01 mL/s (50% dilution), and 2.91 ± 0.01 mL/s (30% dilution). Connection strength between the 2.7-F catheter and port was 13.4 ± 0.57 N. Percutaneous port catheter placement was successful in all patients (100%, n = 80). Complications included hepatic arterial occlusion (10%, n = 8), catheter tip dislocation (1.3%, n = 1), and catheter occlusion (1.3%, n = 1). CONCLUSIONS: A coaxial reservoir system with a non-braided microcatheter and exclusive port is safe and effective for difficulty of implanting conventional reservoir.


Subject(s)
Antimetabolites, Antineoplastic/administration & dosage , Carcinoma, Hepatocellular/drug therapy , Catheters, Indwelling , Hepatic Artery , Infusions, Intra-Arterial/instrumentation , Liver Neoplasms/drug therapy , Adult , Aged , Aged, 80 and over , Cisplatin/administration & dosage , Female , Fluorouracil/administration & dosage , Follow-Up Studies , Humans , Infusions, Intra-Arterial/methods , Male , Middle Aged , Retrospective Studies , Treatment Outcome
4.
Circ J ; 75(12): 2833-9, 2011.
Article in English | MEDLINE | ID: mdl-22008319

ABSTRACT

BACKGROUND: Diabetes mellitus (DM) is a risk factor of poor prognosis in patients with heart failure (HF). The prevalence and prognostic impact of the pre-diabetic state, however, are not well understood. METHODS AND RESULTS: One hundred and thirty-six consecutive patients admitted due to HF were included in this prospective study. The 75-g oral glucose tolerance test (OGTT) was performed in all patients without known DM, and patients were classified into normal glucose tolerance (NGT), impaired fasting glucose (IFG), impaired glucose tolerance (IGT), and DM groups. Forty-two of the 136 patients had previously been diagnosed with diabetes. Of the remaining 94 patients without known diabetes, 35 (37.2%) patients were classified as NGT, 9 (9.6%) as having IFG, 37 (39.4%) were classified as having IGT, and 13 (13.8%) were newly diagnosed with DM. During follow-up, patients with DM or IGT had significantly lower major adverse cardiac and cerebrovascular event (MACCE)-free rates than NGT patients (P=0.006, P=0.036, respectively). IFG, however, was not significantly related to increased MACCE risk. The presence of IGT (hazard ratio [HR], 4.51; P=0.011) and DM (HR, 4.74; P=0.005) were independent predictors of MACCE even after multivariate analysis. CONCLUSIONS: IGT and DM contribute to adverse prognosis in patients with HF. It is feasible to perform diabetes screening using OGTT in patients with HF for risk stratification.


Subject(s)
Diabetes Complications , Heart Failure , Aged , Aged, 80 and over , Blood Glucose/metabolism , Diabetes Complications/blood , Diabetes Complications/diagnosis , Diabetes Complications/mortality , Fasting/blood , Female , Follow-Up Studies , Glucose Tolerance Test/methods , Heart Failure/blood , Heart Failure/diagnosis , Heart Failure/etiology , Heart Failure/mortality , Humans , Male , Middle Aged , Prevalence , Prognosis , Prospective Studies , Survival Rate
5.
Gan To Kagaku Ryoho ; 37(4): 727-30, 2010 Apr.
Article in Japanese | MEDLINE | ID: mdl-20414036

ABSTRACT

We report a case of drug eruption (erythema multiforme type) in a 54-year-old woman, following concurrent chemoradiotherapy for squamous cell carcinoma of the anal canal. Chemotherapy comprised one cycle of mitomycin C 10 mg/m2/day (intravenous bolus injection)on day 1 and 5-fluorouracil(5-FU)1, 000 mg/m 2/day (continuous intravenous infusion) on days 1-4 of radiotherapy. External irradiation of the pelvic space was performed, using daily fractions of 1. 5 Gy(total dose, 33 Gy). From day 4 after chemoradiotherapy, erythema appeared proximal to the forearm site used for drug administration. On day 6, erythema was noted on the trunk, hip and thigh. We suspected erythema multiforme based on the appearance of wheals and target lesions of the skin and a patient history of chemoradiotherapy. Steroids were administered orally, which resolved systemic eruption at week 2. The patient also experienced grade 3 leukocytopenia, neutropenia, thrombopenia, diarrhea, and anorexia. Although we could not provide sufficient chemotherapy and radiation therapy due to severe side effects, squamous cell carcinoma of the anal canal responded extremely well with a marked decrease in complete response. We surmise that the drug eruption was associated with 5-FU. Concurrent chemoradiotherapy is safe and effective for squamous cell carcinoma of the anal canal, but care is required to prevent drug eruption during treatment.


Subject(s)
Anal Canal/pathology , Antineoplastic Combined Chemotherapy Protocols/adverse effects , Carcinoma, Squamous Cell/drug therapy , Erythema Multiforme/chemically induced , Fluorouracil/adverse effects , Mitomycin/therapeutic use , Rectal Neoplasms/drug therapy , Antineoplastic Combined Chemotherapy Protocols/therapeutic use , Carcinoma, Squamous Cell/radiotherapy , Combined Modality Therapy/adverse effects , Erythema Multiforme/drug therapy , Female , Fluorouracil/administration & dosage , Fluorouracil/therapeutic use , Humans , Middle Aged , Mitomycin/administration & dosage , Mitomycin/adverse effects , Rectal Neoplasms/radiotherapy , Steroids/therapeutic use
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