Prognosis of extrahepatic portal vein thrombosis is good in childhood. Thrombophilic states are the most frequent precipitating causes. Propranolol for prophylaxis of variceal bleeding and sclerotherapy might be the preferred modalities.
ObjectiveTo evaluate the expressions of several apoptotic pathway proteins in relation to clinical parameters and survival in patients with cervical carcinoma.MethodsA total of 20 patients with clinically advanced staged carcinoma of cervix (International Federation of Gynecology and Obstetrics [FIGO] stage IIB-IVA) aged from 40 to 75 years were included in this study. The expression profile of anti-apoptotic protein (sensitive to apoptosis gene [SAG]), mitochondrial apoptotic proteins (B-cell lymphoma-extra-large [Bcl-xL] and Bcl-2 homologous antagonist/killer [Bak]), and tumor suppressor proteins (p73 and p53) were examined by real-time polymerase chain reaction experiments along with their relation to clinical parameters and survival analyses during follow-up for 5 to 8 years.ResultsNo significant difference was found in the expressions of SAG, Bcl-xL, Bak, p73 and p53 proteins with respect to stage and grade of tumor. A significant positive correlation was noted between SAG and Bcl-xL genes (r=0.752, P<0.001) and between SAG and Bak genes (r=0.589, P=0.006). Among genes determined to be significantly associated with overall survival in the univariate analysis (P=0.026 for SAG, P=0.002 for Bcl-xL, and P=0.027 for p53), only p53 was identified as the significant predictor in the multivariate analysis (hazard ratio: 8.53, 95% confidence interval: 1.34–54.2, P=0.023).ConclusionIn conclusion, our findings demonstrated a reverse correlation of SAG, Bcl-xL, and p53 expressions with overall survival of patients. No association of apoptotic pathway proteins with clinicopathological characteristics of cervical carcinoma patients was noted. Low SAG, Bcl-xL, and p53 expression levels revealed to be useful as prognostic predictors in patients with cervical carcinoma.
To evaluate the relation between expression of P-Akt and radiotherapy response, disease-free survival and overall survival in cervical cancer patients. A total of 50 patients with FIGO stage IIB locally advanced squamous cell cervical cancer treated primarily with chemoradiotherapy were included in the present study. All patients received external beam radiotherapy (EBRT; 46-50.4 Gy with 1.8-2 Gy of daily fraction, five times a week) followed by high-dose rate brachytherapy (HDR 26 Gy at point A, with 6.5 Gy per fraction a week for 4 weeks). Chemotherapy consisted of 40 mg/m2 cisplatin i.v. once a week for 5 weeks concomitant with external pelvic radiation. Paraffin-embedded, formalin-fixed primary tumor tissue was collected from each patient to identify P-Akt expression, retrospectively. The median follow up time for the study population was 30 (12-120) months. Expression of P-Akt was identified in 86% (43/50) of patients. Overall 3-years survival and disease free survival were 89.3% and 79% ; respectively in the study population. There was no significant association between P-Akt staining and survival (89% vs 85.7%, p= 0.641) and disease-free survival (80% vs 88.2%, p= 0.498). There was no relation between expression of P-Akt and treatment response, size of the tumor, lymph node status, age, local and distant failures. Univariate analysis revealed significantly reduced overall 3-years survival and disease free survival only for patients with poor treatment response (p= 0.001). In multivariate analysis, treatment response was found to be statistically significant parameter only for DFS ( p= 0.001 ). In conclusion, in our study, expression of P-Akt was detected in majority of cervical cancer patients. However no correlation was observed between P-Akt staining degree and treatment response Keywords: P-Akt expression, Cervical cancer, Chemoradiotherapy, Radiation response ÖZET Kemoradyoterapi Uygulanan FIGO IIB Lokal ‹leri Servikal Kanserli Hastalarda P-AKT Ekspresyonunun Prediktif ve Prognostik De¤eriServiks kanserli hastalarda, P-Akt ekspresyonu ile radyoterapi cevab›, hastal›ks›z sa¤kal›m ve tüm sa¤kal›m aras›ndaki iliflkiyi de¤erlendirmek. Bu çal›flmaya, primer kemoradyoterapi ile tedavi edilen, FIGO IIB lokal ileri skuamoz hücreli serviks kanserli 50 olgu dahil edildi. Tüm hastalar eksternal radyoterapi (EBRT; 46-50.4 Gy, günlük fraksiyon 1.8-2 Gy , haftada 5 gün) ve takiben yüksek doz oranl› brakiterapi (A noktas›na 26 Gy, fraksiyon dozu 6.5 Gy,haftada bir, 4 hafta boyunca) ald›lar. Kemoterapi eksternal pelvik radyoterapi ile efl zamanl› haftada bir 40 mg/m2 cisplatin olarak uyguland›. Her hastan›n formalinle fikse edilmifl parafin bloklar› toplanarak retrospektif olarak P-Akt ekspresyonuna bak›ld›. Boyanma 0 dan 3'e kadar skorland›.
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