Lymphomatoid papulosis

Lymphomatoid papulosis

Definition

Lymphomatoid papulosis (LyP) is a rare cutaneous condition characterized by chronic, recurrent, and self-regressing papulonodular skin eruptions. It belongs to the spectrum of primary cutaneous CD30+ lymphoproliferative disorders, along with primary cutaneous anaplastic large cell lymphoma (primary C-ALCL) with which it shares overlapping clinical and histopathologic features.

Also known as LyP — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Integumental system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Lymphoid system Disease Has Primary Anatomic Site NCIT · CC BY 4.0
Skin of body Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Skin of body Disease Has Primary Anatomic Site NCIT · CC BY 4.0