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A Case for Diagnosis (Fibroma; Neurofibroma?). Presented by Dr. George M. Lewis.
M. M., a man aged 56, first noticed hard lumps in the midline of the upper part of the abdominal wall about three or four years ago. These remained fairly stationary until last year, when there was an obvious increase in size and a tendency to spread to adjacent areas. At present there are several hard nodules which are partly confluent, forming firm plaques 8 to 10 cm. in width. The process involves the abdominal wall above the umbilical region. There is no tenderness and no other discomfort.
A specimen when sectioned was found to have a fairly normal epidermis, just beneath which was a tumor mass that involved sweat glands in interlacing bands of fibrous tissue alternating with cords of cells which stained pink with Masson's stain and had some resemblance to nerve trunks. The general appearance
Saunders HC, Vero F. NEW YORK ACADEMY OF MEDICINE, SECTION OF DERMATOLOGY AND SYPHILIS. Arch Derm Syphilol. 1946;53(2):140–151. doi:10.1001/archderm.1946.01510310064012
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