NCI Definition: A melanoma that arises from leptomeningeal melanocytes. 
There is 1 clinical trial for leptomeningeal melanoma, of which 1 is open and 0 are completed or closed. Of the trial that contains leptomeningeal melanoma as an inclusion criterion, 1 is phase 2 (1 open).
Interleukin-2 and therapeutic tumor infiltrating lymphocytes are the most common interventions in leptomeningeal melanoma clinical trials.
2. The AACR Project GENIE Consortium. AACR Project GENIE: powering precision medicine through an international consortium. Cancer Discovery. 2017;7(8):818-831. Dataset Version 8. This dataset does not represent the totality of the genetic landscape; see paper for more information.