• A patient had malignant fibrous histiocytoma that developed in a chronic ulcer. Squamous cell carcinoma can develop on long-standing ulcers, but malignant fibrous histiocytoma developing in an ulcer is extremely rare.
(Arch Dermatol 1985;121:529-531)
Routh A, Hickman BT, Johnson WW. Malignant Fibrous Histiocytoma Arising From Chronic Ulcer. Arch Dermatol. 1985;121(4):529–531. doi:10.1001/archderm.1985.01660040113023
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