Carcinoma in situ
(Redirected from CIS)
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Carcinoma in situ, abbreviated CIS, refers to a neoplastic malignant appearing epithelium without invasion.
It may refer to:
- Urothelial carcinoma in situ.
- Squamous carcinoma in situ.
- Bowen's disease - squamous cell carcinoma in situ of the skin.