Comparing redo surgery and stereotactic radiosurgery for recurrent, residual, and/or tumors showing progression in nonfunctioning pituitary adenomas: A systematic review and meta-analysis.

Background: Non-functioning pituitary adenomas (NFPAs) are well-differentiated benign tumors originating from the adenohypophyseal cells of the pituitary gland. They present with headaches, visual disorders, or cranial nerve deficits. NFPAs can recur, progress, or present as residual tumors.

Ventilator associated pneumonia in intensive care unit patients: a systematic review.

Ventilator-associated pneumonia (VAP) is the most common ICU acquired pneumonia among patients who are invasively intubated for mechanical ventilation. Patients with VAP suffer an increased mortality risk, financial burden, and length of stay in the hospital. The authors aimed to review the literature to describe the incidence, mortality, and microbiological evidence of VAP.

Location of appendix in pregnancy: does it change?

Objectives: This study aimed to determine the change in anatomical location of appendix in full-term pregnancy.

Study Design: This was a descriptive cross-sectional study.

Place And Duration Of Study: Liaquat National University Hospital, Karachi, Pakistan, Department of General Surgery, January 01 to July 31, 2010.