text: <unk>  is a skin ulceration on the back of the calves. It was formerly thought to be a reaction to the tuberculum bacillus. It is very rare now.
option_0: Bazin disease
option_1: Fuchs' dystrophy
option_2: Upington disease
option_3: Cronkhite–Canada disease
option_4: Muscular dystrophy
option_5: Salih myopathy
option_6: Slone's disease
option_7: Guam disease