Interdigitating Dendritic Cell Sarcoma
NCI Definition: A neoplastic proliferation of spindle to ovoid cells which show phenotypic features similar to those of interdigitating dendritic cells. The clinical course is generally aggressive. (WHO, 2008) 
There is 1 clinical trial for interdigitating dendritic cell sarcoma, of which 1 is open and 0 are completed or closed. Of the trial that contains interdigitating dendritic cell sarcoma as an inclusion criterion, 1 is phase 2 (1 open).
Pembrolizumab is the most common intervention in interdigitating dendritic cell sarcoma 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 6. This dataset does not represent the totality of the genetic landscape; see paper for more information.