malignant melanoma n.
- Malignant melanoma in situ
malignant melanoma in situ malignant melanoma in si·tu (ĭn sī’tōō, sē’-) n. A melanoma limited to the epidermis and composed of atypical melanocytes that may be round with abundant cytoplasm.
- Malignant nephrosclerosis
malignant nephrosclerosis n. Nephrosclerosis occurring in malignant hypertension.
- Malignant tertian malaria
malignant tertian malaria n. See falciparum malaria.
- Malignant tumor
malignant tumor n. A tumor that invades surrounding tissues, is usually capable of producing metastases, may recur after attempted removal, and is likely to cause death unless adequately treated.