Signet Ring Melanoma

**Semantic type:** Neoplastic Process

**Definition:** A rare variant of cutaneous melanoma, characterized by the presence of malignant cells with signet-ring morphology.

**Synonyms:** - Signet Ring Cutaneous (Skin) Melanoma - Signet Ring Skin Melanoma - Signet-Ring Melanoma - Signet-Ring Skin Melanoma