Primary myxoid mesenchymal tumor with intracranial location: report of a case with a EWSR1-ATF1 fusion.

About a third of soft tissue tumors are recognized by gene fusions. Some of these fusions are not histotype specific and occur in entities with totally different clinicopathological features. A good example is the fusion between EWSR1 and genes of the CREB transcription factor gene family (CREB1 or ATF1). This article is protected by copyright. All rights reserved.