随着肿瘤知识的推广,人们渐渐对色痣注意起来,因为色痣与恶性程度很高的恶性黑色素瘤是有一定因果关系的。色痣(NaevusPigmentosus)俗称黑痣。病理学家根据痣细胞的分布而将色痣分为交界痣、混合痣、皮内痣,痣细胞位于表皮与真皮联接处称交界痣,位於真皮内称皮内痣,二者皆有称混合痣。单纯的皮内痣较少,连续切片检查多发现为混合痣,交界痣更具有恶性倾向。在临床上三者不易区别。色痣表现为米粒大、豆大、甲大或更大,甚至占躯干的大片如整个背部,淡黄色、褐色、或黑色的斑、或丘疹、结节。表面可平 With the promotion of tumor knowledge, people gradually pay attention to color blemishes, because the color blebs and malignant malignant melanomas have a certain causal relationship. Naevus Pigmentosus is commonly known as black cockroach. According to the distribution of nevus cells, pathologists classify sepals into border nevus, mixed nevus, and intradermal nevus; nevus cells are located at the junction of the epidermis and the dermis; the nevus is called the intradermal nevus, and in the dermis they are called intradermal nevus. mole. The number of simple intradermal nevus was less, continuous slicing examinations were mostly found to be mixed hemorrhoids, and borderline nevus was more malignant. In the clinical three are not easy to distinguish. Chromophobia is characterized by large grains, large beans, large or large size, and even large parts of the trunk such as the entire back, pale yellow, brown, or black spots, or papules, nodules. Surface can be flat