text: Common<unk>  factors in the development of PAN include hepatitis B virus infection and age 40 to 60. Less common<unk>  factors in the development of PAN include hairy cell leukemia, hepatitis C virus and male sex.
option_0: Polyarteritis nodosa risk factors
option_1: Takayasu's arteritis risk factors
option_2: Buerger's disease risk factors
option_3: Microscopic polyangiitis risk factors
option_4: Takayasu's arteritis pathophysiology
option_5: Uveitis risk factors
option_6: Buerger's disease other diagnostic studies
option_7: Granulomatosis with polyangiitis risk factors