Table 1.

Cases reported in the literature.

Reference	Age	Presentation	Immunmarkers		Treatment	Follow-up (months)
			Positive	Negative
Orosz et al. 21	63	Left scrotal mass	SMA, vimentin, kappa and lambda chain	Desmin, S-100, factor VIII-related antigen	Radical orchiectomy	–
Chakrabarti et al.6	64	Right scrotal mass	Vimentin, SMA and desmin	myoglobin S100 protein	Radical orchiectomy	36
Rico et al.22	46	Left inguinoscrotal mass	Vimentin, SMA, ALK	Desmin, PAX-8, cytokeratin	Radical orchiectomy	48
Rafeek et al.4	22	Left scrotal mass	Vimentin, CD34, epithelial membrane antigen	ALK, demsin, SMA, S100 protein cytokeratin	Excision of the mass	–
Yee et al.7	40	Left lower quadrant mass	SMA	Desmin, ALK 1, CD34, CD21, cytokeratins (AE1/AE3), S100 protein	Radical orchiectomy	30
Kapur et al.14	36	Left scrotal mass	Vimentin SMA	CD34, ALK, inhibin, cytokeratin (AE1/AE3), desmin	Radical orchiectomy	–
Megremis et al.5	45	Left scrotal mass	SMA, desmin	CD34, S-100, cytokeratin (AE1/AE3), ALK	Radical orchiectomy	36
Our case 1	82	Left inguinoscrotal mass	Actin, desmin, vimentin, CD68	CD30, CD15, S-100, cytokeratin (AE1/AE3), ALK	Radical orchiectomy	46
Our case 2	56	Right scrotal mass	Vimentin, actin, CD34	Desmin, cytokeratin (AE1/AE3), ALK	Radical orchiectomy	36