This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver, Subject name: Pathology
Hepatitis B associated with - 
Select and explain. 
A. Wegener's granulomatosis, B. Systemic lupus eryihmatosus, C. Polyarteritis nodosa, D. Sjogren syndrome
C: Polyarteritis nodosa
Answer: C: Polyarteritis nodosa 
Explanation: Ans. is 'c' i.e., Polyatrteritis nodosa o The hepatitis B surface antigen is present in 25% of patients with Polyarteritis Nodosa.o Hepatitis C antibody is present in patients with essential mixed cryoglobinuria and rarely in patients with poly arteritis nodosa.