title: Mucha-Habermann disease mistaken for reticulum cell sarcoma.
mesh_terms: D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications; D001706:Biopsy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000150:complications; D008228:Lymphoma, Non-Hodgkin / Q000175:diagnosis* / Q000473:pathology; D008466:Mechlorethamine / Q000627:therapeutic use; D010267:Parapsoriasis / Q000175:diagnosis* / Q000188:drug therapy / Q000473:pathology / Q000532:radiotherapy; D012878:Skin Neoplasms / Q000175:diagnosis* / Q000473:pathology; D014652:Vascular Diseases / Q000473:pathology
chemical_list: D008466:Mechlorethamine