“…10 Immunohistochemical analysis typically shows negative expression for S-100, smooth muscle actin, desmin, calponin, cytokeratin, chromogranin A, inhibin, nerve growth factor receptor, CD31, CD34, laminin, and CD68. [2][3][4]11 CGCE can be easily confused with GCTs in histology. Granular cell tumors are more common in adults, typically occurring between the ages of 20 and 60, with the tongue being the most frequent location.…”