Table 3. Prognostic groups of sweat gland carcinomas.

S. No.	Prognosis	Risk of local recurrence	Risk of distant metastasis	Example	Surgical margin	Clinical follow- up
1.	Good	Low	Low	■ Trichilemmal carcinoma	1 cm	Every six months
2.	Intermediate	High	Low	■ Microcystic adnexal carcinoma ■ Adenoid cystic carcinoma ■ Mucinous carcinoma	2–3 cm (5 cm for microcystic adnexal carcinoma)	Every three months
3.	Poor	High	High	■ Porocarcinoma ■ Hidradenocarcinoma ■ Apocrine carcinoma ■ Sebaceous carcinoma ■ Pilomatrix carcinoma	At least 3 cm	Every month