Natural History Study of Kaposi Sarcoma

Shown exactly as written on ClinicalTrials.gov. Your oncologist is the right person to judge whether it fits your situation.

* INCLUSION CRITERIA:

Participants must have histological KS confirmed by the Laboratory of Pathology (LP), NCI.

* KS as assessed by cutaneous or oral KS lesions or other assessable KS disease.
* Age \>=18 years.
* ECOG performance status \<=4.
* Ability of participant to understand and the willingness to sign a written informed consent document.

EXCLUSION CRITERIA:

* Participants with active KSHV-associated inflammatory cytokine syndrome (KICS), multicentric Castleman disease (MCD), or primary effusion lymphoma (PEL).
* Participants with serious and/or uncontrolled severe intercurrent illness, such as opportunistic infections, that in the judgement of the investigator would preclude participation in the study.