An 81-year-old woman of healthy weight presented with a 2-week history of a painless right axillary lump. Physical examination revealed a 2cm firm nodule...

There are many dermatological manifestations of tuberculosis, ranging from distinct entities such as tuberculosis verrucosa cutis, lupus vulgaris, scrofuloderma, to tuberculides. The term tuberculide...

Whilst infections caused by Mycobacterium tuberculosis may be a common occurrence in this part of the world, those caused by atypical mycobacteria are rarely...

A 38-year-old Chinese man and lifetime non-smoker, who had previously been well, was referred for investigation of bilateral reticulonodular infiltrates noted on his chest...

The World Health Organization has declared that the recent resurgence of tuberculosis (TB) is a global emergency. Southeast Asia, which is seeing the greatest...

BCG vaccines are live vaccines derived from a strain of Mycobacterium bovis that was attenuated by Calmette and Guerin at the Pasteur Institute in...

Asthma is a very common condition which presents clinically with cough, shortness of breath and wheezing. However, ‘all that wheezes is not asthma’, is...

There is now worldwide consensus that the elements of medical professionalism need to be enhanced and explicitly taught in medical schools. Medical schools in...

Pulmonary tuberculosis is a worldwide disease. In Hong Kong, there are about 7000 new cases of pulmonary tuberculosis each year and the prevalence remains...

Tuberculosis (TB) has been present since ancient times. Around 460 BC, Hippocrates identified phthisis, which is the Greek term for consumption (TB seemed to...

Tuberculosis (TB) is an ancient disease that has been detected in 3000-year-old Egyptian mummies. Robert Koch’s discovery of the tubercle bacillus as the aetiologic...

With the recent outbreak of severe acute respiratory syndrome (SARS) and its exceptionally high transmission rate in healthcare settings, healthcare workers (HCWs) and administrators...

Sri Lanka is an island nation in the Indian Ocean with a population of 20 million. It is a multi-ethnic country with 82.7% Sinhalese,...

The clinical utility and safety of endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) in the diagnosis and mediastinal staging of patients with non-small cell lung...