Abstract
This paper reviews the clinical manifestations of acute and chronic sarcoidosis. The indications for measuring serum angiotensin converting enzyme and for performing pulmonary function tests, bronchiolo-alveolar lavage and gallium scans are discussed and the modern indications for performing a Kveim Siltzbach test are also considered. The main treatment available for patients with sarcoidosis is systemic steroids and the indications in the various systems for using these drugs are discussed.