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Expression of EGFR and p53 in Head and Neck Tumors among Sudanese Patients
Abusail, Mustafa Saadalnour,Dirweesh, Ahmed Mohmed Ahmed,Salih, Rashid Awad Abdalla,Gadelkarim, Ahmed Hussain Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.11
Background: The aim of this study was to assess EGFR and p53 expression in head and neck tumors among Sudanese patients using immunohistochemistry. Materials and Methods: A retrospective descriptive study was performed on 150 samples from patients diagnosed with HNCs as well as 50 from individuals with benign head and neck tumors. EGFR and p53 expression was assessed using immunohistochemistry (IHC). Results: EGFR was expressed in 126/150 (84%) of HNCS and 6/50 (12%) benign head and neck tumors where as p53 was expressed in 29/150 (19.3%) of HNCs and 2/50 (4%) of benign head and neck tumors, with significance at p values of 0.001 and 0.009 respectively. Conclusions: There is a significant association between EGFR, P53 expression and head and neck cancers among Sudanese patients.
Use of abdominal compression device in colonoscopy: a systematic review and meta-analysis
Yousaf Zafar,Ahmed Mustafa Rashid,Syed Sarmad Javaid,Ahmed Kamal Siddiqi,Adnan Zafar,Arsalan Zafar Iqbal,Jagpal Singh Klair,Rajesh Krishnamoorthi 대한소화기내시경학회 2023 Clinical Endoscopy Vol.56 No.4
Background/Aims: Colonoscopy for screening is associated with unpleasant experiences for patients, and abdominal compression devices have been developed to minimize these problems. However, there is a paucity of data supporting the therapeutic benefits of this strategy. This study examined the effects of using an abdominal compression device during colonoscopy on the cecal intubation time (CIT), abdominal compression, patient comfort, and postural changes. Methods: We searched PubMed and Scopus (from inception to November 2021) for randomized controlled trials that assessed the effects of an abdominal compression device during colonoscopy on CIT, abdominal compression, patient comfort, and postural change. A random-effects meta-analysis was performed. Weighted mean differences (WMDs) and Mantel-Haenszel odds ratios (ORs) were calculated. Results: Our pooled analysis of seven randomized controlled trials revealed that abdominal compression devices significantly reduced CIT (WMD, –0.76 [–1.49 to –0.03] minutes; p=0.04), abdominal compression (OR, 0.52; 95% confidence interval [CI], 0.28–0.94; p=0.03), and postural changes (OR, 0.46; 95% CI, 0.27–0.78; p=0.004) during colonoscopy. However, our results did not show a significant change in patient comfort (WMD, –0.48; 95% CI, –1.05 to 0.08; p=0.09) when using an abdominal compression device. Conclusions: Our findings demonstrate that employing an abdominal compression device may reduce CIT, abdominal compression, and postural change but have no impact on patient comfort.