balloon cell malignant melanoma https://www.malacards.org/card/balloon_cell_malignant_melanoma balloon cell malignant melanoma of skin balloon cell skin melanoma UMLS:C0334426 NCIT:C4227 balloon cell malignant melanoma of the skin ICDO:8722/3 MEDGEN:90780 balloon cell malignant skin melanoma SCTID:403922007 balloon cell melanoma balloon cell cutaneous (skin) melanoma DOID:10044 A rare variant of melanoma with a vertical growth phase. It presents as a nodular or polypoid skin lesion. It is characterized by the presence of nodules which contain large melanoma cells with clear, foamy or finely vacuolated cytoplasm. The prognosis is similar to that of other melanomas matched for depth of invasion. MONDO:0000929 cutaneous melanoma