皮样囊肿(包括表皮样囊肿)是胚皮遗留于体内且具有皮肤样组织结构的囊肿,其内容为嗜伊红的角化物质,脱落的上皮细胞以及皮脂等表皮新陈代谢产物。 皮样囊肿可发生于身体许多部位,甚至在重要的脏器内,如颅内或心肌内。它不仅存在于软组织中,而且也可偶见于骨骼内。最多见的部位在骶部和卵巢,头颈部较少见。New、Taylor及Erich等分析Mayo Dermoid cysts, including epidermoid cysts, are cysts that leave the embryo in the body and have a dermal-like structure that contains eosinophilic keratinized substances, shed epithelial cells, and epidermal metabolites such as sebum. Dermoid cysts can occur in many parts of the body, even in vital organs, such as intracranial or intramyocardial. It is not only found in soft tissues, but also occasionally in bones. The most common site in the sacral and ovarian, head and neck less common. New, Taylor and Erich analyze Mayo