Fig. 1

Grisotti technique: a Marking of the NAC outline with another smaller circle being just below the NAC within a comma-shaped appearance. b Complete de-epithelialization of the flap (except the new areola). c Top view of the central quadrantectomy including NAC and tumor with marking the specimen peripheries using threads for intra-operative frozen section analysis. d Lateral view of the same central quadrantectomy showing a column of tissue from the subcutaneous layer down to the pectoral fascia