Type A Spindle Cell Melanoma

**Semantic type:** Neoplastic Process

**Definition:** A melanoma characterized by the presence of malignant spindle-shaped melanocytes with slender nuclei and no visible nucleoli. Representative example is the type A spindle cell uveal melanoma.

**Synonyms:** - Malignant Spindle Cell Type A Melanoma - Spindle Cell Type A Malignant Melanoma - Spindle cell melanoma, type A