title: Hepatitis B antigen--associated periarteritis nodosa with prostatic vasculitis. Diagnosis by needle biopsy.
mesh_terms: D001707:Biopsy, Needle; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D006801:Humans; D008297:Male; D008875:Middle Aged; D010488:Polyarteritis Nodosa / Q000175:diagnosis* / Q000276:immunology; D011467:Prostate / Q000473:pathology; D011469:Prostatic Diseases / Q000175:diagnosis* / Q000276:immunology
chemical_list: D006511:Hepatitis B Antigens