Back issues No.3 - 1987 / Original Study  

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Schwannoma -- Report of 5 cases
Wan-Ful Wu, Hsu-Po Yeh
Dermatol Sinica 5: 145-148, 1987

Schwannoma or neurilemmona originated from Schwan cell, the supporting cell or the sheath of the peripheral nerve, is a rare disease. There were only 5 cases found from the 98434 OPD patients at the Department of Dermatology National Taiwan University Hospital in the past 8 years from Jan. 1979 to Jan. 1987. Among the 5 cases, there were 4 males and 1 female. The age was between 20 years old and 50 years old. Average duration of tumor growth before diagnosed was 24 months. There were 3 cases grew on the extremity, the others, one on the head and one on the chest. Four of the five cases were painless and normal skin colored. The consistency was soft or firm. On histological examination, one can see areas of high cellularity with Verocay body formation called Antoni type A area and areas of loose cellularity of Antoni type B area.

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