The influence of HIV status on the duration of chemoradiotherapy for anal squamous cell carcinoma.

Background: The HIV epidemic has changed the demographic of patients with anal squamous cell carcinoma. The influence of HIV status on the ability to complete standard chemoradiotherapy was studied.

Methods: A retrospective analytic observational study was conducted of all patients presenting to the Charlotte Maxeke Johannesburg Academic Hospital radiation oncology department with anal squamous cell carcinoma from January 2014 to December 2016.

The 'ins and outs' of colonoscopy at Wits Donald Gordon Medical Centre, South Africa: A practice audit of the outpatient endoscopy unit.

Background: In South Africa, there are no national guidelines for the conduct or quality assessment of colonoscopy, the gold standard for investigation and diagnosis of bowel pathology.

Objectives: To describe the clinical profile of patients and evaluate the practice of colonoscopy using procedural quality indicators at the Wits Donald Gordon Medical Centre (WDGMC) outpatient endoscopy unit (OEU).

Methods: We conducted a prospective, clinical practice audit of colonoscopies performed on adults (≥18 years of age).

It's contrary - comorbidity does not affect survival of South Africans with colorectal cancer: An analysis from the Colorectal Cancer in South Africa cohort.

Background: The Colorectal Cancer South Africa (CRCSA) study is an observational cohort of patients with colorectal cancer (CRC) in Johannesburg, South Africa (SA). We found that the mean age at the time of CRC diagnosis was 56.6 years, consistent with studies from SA and sub-Saharan Africa.

Design and methodology of a study on colorectal cancer in Johannesburg, South Africa.

Background And Aim: Cancer is one of the foremost causes of morbidity and mortality worldwide. Globally, colorectal cancer (CRC) is the third most diagnosed and fourth most important cause of cancer death. A total of 70% of all CRC-related deaths occur in low- and middle-income countries.

The prevalence and influence of significant psychiatric abnormalities in men undergoing comprehensive management of organic erectile dysfunction.

Psychiatric factors are etiologically important in a proportion of patients with erectile dysfunction. We determined the prevalence of psychopathology and the impact it has on current erectile dysfunction (ED) assessment and management. A group of 120 consecutive men with ED presenting to the Human Sexuality Clinic for the first time was prospectively investigated.