(CTCL): A is a general term for many lymphomas of the skin including mycosis fungoides, Sézary syndrome, lymphomatoid papulosis, cutaneous anaplastic large cell lymphoma, adult T-cell leukemia/lymphoma, peripheral T-cell lymphoma, lymphomatoid granulomatosis, granulomatous slack skin disease, and pagetoid reticulosis to name a few. All cases of mycosis fungoides are CTCL, but not all CTCLs are mycosis fungoides. read more...

A class of non-Hodgkin's lymphoma, which is a type of cancer of the immune system. CTCL is caused by the mutation of T cells where the malignant T cells in the body are pushed to the surface of the skin in a biological process used to rid the body of offending material, causing various lesions to appear on the skin.

(CTCL): A type of non-Hodgkin's lymphoma that first appears on the skin. Also called mycosis fungoides.