<prompt> Kveim test is used for diagnosis of?SarcoidosisSicca syndromeSclerodermaC.R.E.S.T syndrome  <response>: The Kveim-Siltzbach test is a skin test used to detect sarcoidosis, where part of a spleen from a patient with known sarcoidosis is injected into the skin of a patient suspected to have the disease. If non caseating granulomas are found 4-6 weeks later, the test is positive. 