Now showing items 31-40 of 160
Efficacy of esomeprazole (20 mg once daily) for reducing the risk of gastroduodenal ulcers associated with continuous use of low-dose aspirin
OBJECTIVES: Low-dose aspirin is standard treatment for prevention of cardiovascular events in at-risk patients. However, long-term administration of low-dose aspirin is associated with a greater risk of adverse events, ...
Tension Pneumopericardium During Positive-Pressure Ventilation Leading to Cardiac Arrest
[No abstract available]
Intrapleural streptokinase for empyema and complicated parapneumonic effusions
We conducted a single-center, randomized, placebo-controlled trial to determine whether streptokinase instillations adjunctive to chest tube drainage reduce the need for surgery and improve outcome in patients with pleural ...
Determinants of unprotected sex among HIV-positive patients in South Africa
This study examined the prevalence of unprotected sex, other sexual risk behaviours, and factors associated with unprotected sex among men and women recently diagnosed with HIV in South Africa. One hundred and forty-nine ...
Diagnostic yield and safety of ultrasound-assisted biopsies in superior vena cava syndrome
The yield and safety of ultrasound (US)-assisted transthoracic fine needle aspirations (TTFNA) and cutting needle biopsies (CNB) in the setting of superior vena cava (SVC) syndrome are unknown. The aims of the present ...
Endovascular treatment of penetrating thoracic outlet arterial injuries
Objectives: to establish the feasibility of stent-graft treatment of penetrating thoracic outlet arterial injuries. Design: prospective study. Materials and methods: forty-one patients with penetrating injuries to the ...
Effect of reactive oxygen species produced by spermatozoa and leukocytes on sperm functions in non-leukocytospermic patients
Objective: To investigate whether there is an impact of different sources of reactive oxygen species (ROS) on sperm functions. Design: Prospective study. Setting: Patients at the Center for Dermatology and Andrology, ...
Effects of folic acid and zinc sulfate on male factor subfertility: A double-blind, randomized, placebo-controlled trial
Objective: To study the effects of folic acid and zinc sulfate treatment on semen variables in fertile and subfertile men. Design: Double-blind, placebo-controlled interventional study. Setting: Two outpatient fertility ...
Clonogenic growth patterns correlate with chemotherapy response in acute myeloid leukaemia
Cytosine arabinoside and anthracycline-containing regimens induce remission in upwards of 60% of previously untreated patients with adult acute myeloid leukaemia (AML). Despite this, in addition to primary drug resistance, ...
Splenectomy in haematology - A 5-year single centre experience
Objective: To define indications and outcome in haematologic cases undergoing splenectomy. Study design: A retrospective review of clinica l records from consecutive patients having open or laparoscopic removal of the ...