Fig. 40. Chronic derrhatophytosis (onychomycosis) due to T. purpureum. A, involvemenl 



of all the toenails. In B the left great toenail has been pared down to show the depth of in- 

 volvement. The right great toenail is yellowish, opaque and friable. C, marked crumbling of 

 the toenails with neglected involvement. 



115 



