LINGUA NIGRA. Presented by DRS. ALDERSON and WAY.
The patient, a man, a musician, first noticed during May, 1929, that his tongue felt rough, and there appeared to be a yellow tinge to it. The color had gradually become darker and the tongue rougher. There was some difficulty in speaking, and the tongue was more or less tender. The patient played a horn in an orchestra, and the condition interfered with his work. The family physician had prescribed hydrogen peroxide locally and some form of liver pills internally.
The entire dorsum of the tongue was covered with numerous, thin, filiform projections, which were intensely black. Many of the hairlike projections were fully 1.5 cm. long.
A fungus growth found in other cases by Weidman and Way and believed to be the cause of the disease could not be demonstrated in this case, although various forms of mediums were used. A
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