Epidemiology and outcome of tuberculosis in immunocompromised patients.

The United States Renal Data System showed 1.2% and 1.6% incidences of tuberculosis (TB) in patients on peritoneal dialysis and hemodialysis (HD), respectively.

Clinical features of Sarcoidosis in Oman: A report from the Middle East region.

Background: Though clinical features of sarcoidosis follow a similar pattern, some heterogeneity is seen in different ethnic and racial groups.

Objectives: To describe for the first time the clinical characteristics of sarcoidosis patients in the Sultanate of Oman.

Methods: The data on all cases of sarcoidosis followed up in the two tertiary hospitals in Oman were retrieved retrospectively.

The Burden of Asthma in Oman.

Asthma is a common lung disease worldwide, although its prevalence varies from country to country. Oman is ranked in the intermediate range based on results from the International Study of Asthma and Allergies in Childhood. A 2009 study revealed that the majority of asthmatic patients in Oman reported both daytime and nocturnal symptoms, while 30% of adults and 52% of children reported absences from work or school due to their symptoms.