This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Kveim Slitzbach test is useful in the diagnosis of 
Select and explain. 
A. Tuberculosis, B. Sarcoidosis, C. Leprosy, D. Cat scratch disease
B: Sarcoidosis
Answer: B: Sarcoidosis 
Explanation: None