Mekhail Extension of the Motzer Score
Five MSKCC/Motzer risk factors plus metastatic site count → extended score.
Calculator
How it works
The Motzer (MSKCC) score uses five laboratory/clinical factors; Mekhail adds points for the number of metastatic organ sites involved.
Limits
Retrospective derivation; not validated for individual survival prediction—use as general prognostic guidance only.
Educational tool only—not for diagnosis or treatment decisions.