Intramammary Angiomatoid Fibrous Histiocytoma, a Rare EWSR1 Rearranged Mesenchymal Neoplasm in a Previously Unreported Anatomic Location with Review of the Cleveland Clinic Experience

Table 1

Features of AFH cases from Cleveland Clinic (02/2012 through 02/2019).

	Age	Sex	Location	Desmin IHC Result	EMA IHC Result	EWSR1 FISH Result
1	58	F	Hand	Positive	Negative	Positive
2	68	F	Foot	Positive	Positive	Positive
3	25	F	Cheek	Positive	Not performed	Not performed
4	54	F	Arm	Not performed	Not performed	Not performed
5	19	M	Popliteal	Positive	Not performed	Positive
6	11	F	Upper Arm	Positive	Negative	Not performed
7	8	M	Thumb	Positive	Positive	Positive
8	10	M	Elbow	Not performed	Not performed	Positive
9	40	M	Back	Positive	Positive	Not performed
10	14	M	Popliteal	Not performed	Not performed	Positive
11	48	M	Upper Arm	Positive	Not performed	Not performed
12	11	F	Forearm	Not performed	Not performed	Not performed
13	73	F	Breast	Positive	Not performed	Positive