2016년 7월 21일 목요일

粘表皮癌

粘表皮癌

One of the organization types of the malignant tumor (cancer) epithelial with 粘表皮癌 (ねんひょうひがん, mucoepidermoid carcinoma).

It becomes from the cell of the middle model to belong to neither in small size than a viscous liquid-producing cell, a kind epidermic cell and these cells morphologically. Exocrine gland, the uterine cervix of the domain covered by salivary gland and the breathing fimbria epithelium of the respiratory tract occur more.

It is one of the things which are frequent for a malignant salivary gland tumor. But the survival rate is good with 80% for five years. In other words, most relatively have good convalescence. However, there is the thing having low prognostic bad differentiation degree among them.

Parotid gland has many it, and 40% occur to the palate with the minor salivary gland. A woman has slightly many it by a predilection for 30-40 generations. It is rare in 10 years old or younger, but is common in the malignant tumor of the infant.

The film is indistinct, and the permeation to the people organization is outstanding with the thing which is low differentiation. The beginning does not have the sharp pain, but it occurs and usually notices sharp pain and neuropathy within one year if it becomes big. It may occur in jawbone.

The thing which grew than intrapulmonary bronchial glands is recognized as lung cancer of the rare organization type.

It is cystic, and a clear cytoplasmic bright cell of the viscous liquid production is recognized to an expanded glandular pipe and glandular pipe of the irregular form histopathologically. In the neighborhood, the increase of an original squamous epithelium-like cell indicating the pavement-formed sequence and the middle-shaped cell forming 充実性胞巣 is recognized. The cornification is not seen in an original squamous epithelium-like cell, and the stroma is a fibrous organization, and the tumor film is indistinct.

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This article is taken from the Japanese Wikipedia 粘表皮癌

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