Clinical phenotyping of newly diagnosed type 2 diabetes in Yemen.

Objective: To identify clinical phenotypes of type 2 diabetes (T2D) among adults presenting with a first diagnosis of diabetes.

Research Design And Methods: A total of 500 consecutive patients were subject to clinical assessment and laboratory investigations. We used data-driven cluster analysis to identify phenotypes of T2D based on clinical variables and Homeostasis Model Assessment (HOMA2) of insulin sensitivity and beta-cell function estimated from paired fasting blood glucose and specific insulin levels.

Emergency visits after corneal transplantation in Yemen.

Purpose: Awareness of symptoms and signs of possible complications after corneal transplantation is very important. Early presentation can enhance long-term survival of the cornea. This study evaluates the reasons for emergency presentation and management of postcorneal transplantation complications.

Cataract surgical rate in Yemen: 2012.

Objective: To determine cataract surgical rate (CSR) in 2012 (01 January to 31 December 2012) in 22 Governorates of Yemen in order to identify the needs to reduce cataract related blindness.

Methods: A standardized questionnaire was sent to the 184 eye units in governmental, university, military, private and charity clinics and hospitals in Yemen.

Results: The response rate to the questionnaire was 80.

Ocular complications of severe vernal keratoconjunctivitis (VKC) in Yemen.

Objectives: The objective of this study was to assess the ocular complications and visual loss among patients with severe vernal keratoconjunctivitis (VKC).

Methods: Four hundred and thirty-one patients with VKC seen at Ibn Al-Haitham Eye Center were the study group. This is a retrospective non-comparative observational study between 01 January 2002 and 31 December 2002.

Prophylactic measures used for the prevention of postoperative endophthalmitis after cataract surgery. a survey of routine practice in Yemen.

Objective: This study documents the current practice of perioperative prophylactic methods used for cataract surgery in Yemen. It investigates the routine practice in antibiotic and antiseptic use in preventing postoperative endophthalmitis.

Methods: This is a non-comparative survey.

Causes of Blindness among Adult Yemenis: A Hospital-based Study.

Purpose: This hospital-based retrospective study was aimed to assess the causes of blindness among adults aged 17 years and over who attended a teaching eye hospital in Yemen.

Methods: The case notes of 3845 consecutive new patients over 12 months attending Ibn Al-Haitham Eye Center which is affiliated to the University of Science and Technology in Sana'a (the capital of Yemen) were retrieved and analysed. Data collected included age, gender, chief complaint and complete eye examination.