下顎歯齦より発生せる悪性黒色腫の1例

　下顎歯齦より発生し，顎下腺及び頸部リンパ腺に転移を生じた極めて稀な悪性黒色腫の1例を経験したので報告する。

Yokbkawa reports a case of malignant mela-noma that originated from region of the dental root of the lower jaw. The patient was given X-ray irradiation after rmoval of the tumor and submandibular lymph glands that were involved with metastasis. No recurrence of any growths are seen at present which is 6 months after the operation.