| Cell pattern / cytology |
Eccrine tumors |
Differential diagnosis |
| Clear cells |
Acrospiroma Syringomas poromas |
1) Trichelemmoma
2) Metastatic renal cell carcinoma
3) Glomus tumor
4) Balloon cell melanoma |
| Basaloid cells |
Poromas syringoma |
1) Basal cell carcinoma
2) Tricho epithelioma
3) Seborrhoeic keratosis |
| Rosette like formation |
Spiradenoma |
1) Subcutaneous metastasis
2) Synovial sarcoma |
| Papillary fragments |
Papillary eccrine tumors |
Cutaneous endometriosis |
| Pleomorphic epithelial cells with glandular pattern |
Sweat gland adenocarcinoma |
Cutaneous metastases from the lungs, breast etc |
