ICD-11 classes
02 Neoplasms
Neoplasms of haematopoietic or lymphoid tissues
Mature B-cell neoplasms
2A80 — Follicular lymphoma
2A80.3 — Primary cutaneous follicle centre lymphoma

ICD-11 2A80.3 — Primary cutaneous follicle centre lymphoma

A primary lymphoma of the skin composed of various numbers of small and large irregular neoplastic follicle center cells. Its morphologic pattern can be nodular, diffuse, or nodular and diffuse. It presents with solitary or grouped plaques and tumours, and it usually involves the scalp, forehead, or trunk. It rarely involves the legs. This type of cutaneous lymphoma tends to remain localised to the skin, and it has a favorable prognosis.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.

The diagnosis is coded elsewhere:

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