Carcinoma in situ

Carcinoma in situ

Carcinoma
Carcinoma in situ (CIS) is an early form of cancer that is defined by the absence of invasion of tumor cells into the surrounding tissue, usually after penetration through the basement membrane. In other words, the neoplastic cells proliferate in their normal habitat, hence the name "in situ" (Latin for "in its place"). For example, carcinoma in situ of the skin, also called Bowen's disease, is the accumulation of neoplastic epidermal cells within the epidermis only, that has failed to penetrate into the deeper dermis. For this reason, CIS will usually not form a tumor...

Carcinoma in situ - List of case studies

Renal Neoplasia of not yet Determined Nature

of his urinary system diagnosed a space occupying lesion in the left kidney. Further investigation with abdominal CT demonstrated a ... tumor. Most probably the tumor is a renal cell carcinoma but diagnosis is done only after removing the tumor. Biopsy of ...

List of Diseases and Conditions

is a full list of the diseases and conditions mentioned in case studies throughout the site. click on a disease/condition name to ... Acute thrombosis Additional heart sounds Adeno carcinoma of lung Adenocarcinoma Adenocarcinoma of prostate ...

Cystic Neoplasms of the Pancreas

50% of the time following resection (30% invasive, 20% carcinoma in-situ). They typically affect middle-aged women and are usually seated within ...

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