Kaposi sarcoma

initialism: KS
https://doi.org/10.1351/goldbook.13357
Form of skin cancer that can involve internal organs. It is most often found in patients with acquired immunodeficiency syndrome (AIDS) and can be fatal.
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1198 [Terms] [Paper]