Clinical Study
Clinicopathological Proficiency in the Diagnosis of Kaposi's Sarcoma
Table 6
Differential diagnosis of Kaposi’s sarcoma.
| Patch stage | | Plaque stage | Nodular stage | Aggressive late stage |
| Early macular | Late macular | | | |
| Pyogenic granuloma | Well-differentiated angiosarcoma | Angioendotheliomatosis | Pyogenic granuloma | Desmoplastic malignant melanoma | Acroangiodermatitis | Bacillary angiomatosis | Fibrosarcoma |
| Atrophic histiocytoma | Progressive lymphangioma | Benign-disseminated angioproliferation | Spindle cell hemangioma | Leiomyosarcoma | Kaposi-form hemangioendothelioma | Monophasic synoviosarcoma |
| Benign lymphangioendothelioma | Microvenular hemangioma | Dermatomyofibroma | Cutaneous leiomyosarcoma | | | Granuloma annulare | Targetoid hemosideric angioma | Cutaneous angiosarcoma | | | | | Hypertrophic scar | | | | | Dermatofibroma/sarcoma protuberans | | | | | Neurofibroma | | | | | Spindle cell melanoma | | | | | Fibrous histiocytoma | |
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