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March 1941


Arch Derm Syphilol. 1941;43(3):590-606. doi:10.1001/archderm.1941.01490210158022

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Dystrophy of the Nails (Mechanical Removal, an Expression of Cutaneous Neurosis. Presented by Dr. Joseph V. Klauder.  J. M., a Negro aged 67, presented on the dorsal surface of the right hand a thickened elevated scaly patch the surface of which is lichenified. He is presented on account of the absence of all the nails of the right hand and the nail of the left thumb. The skin of the nail bed is normal except for the presence of a few reddened spots that are apparently clotted blood.

DISCUSSION  Dr. Fred D. Weidman: There is evidently here an infection of all the nails. It suggests acrodermatitis continua of Hallopeau, but according to the patient there is no history of any purulent exudate. I think pellagra can be excluded, since the patient states that there have been no bullae and that he has never had diarrhea. I have seen hyperkeratosis in

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