primary cutaneous lymphoma (MONDO_0018898, a Monarch Disease Ontology identifier) can be described as follows. Cutaneous lymphoma is a heterogeneous entity with respect to its clinical and pathological features, evolutive profile, prognosis, molecular etiology and response to therapy. These specifications have been taken into account in recent classifications, which have placed particular importance on the prognostic implications of these different entities. Also known as: cutaneous (skin) lymphoma, primary skin lymphoma.