Megasessions: surgical indications and technical perspectives.

Surgical hair restoration allows male and female patients to achieve aesthetically natural results. The term megasession refers to transplanting greater then 3000 follicular unit grafts in a single procedure. By transplanting a large number of grafts, megasessions are capable of definitively treating a significant area of the scalp in 1 session. Patients must be carefully selected to determine whether they are appropriate candidates for an extended procedure. An experienced and well-organized surgical team is mandatory to meet the demands of this technically challenging and lengthy procedure. This article reviews the indications, contraindications, and technical perspectives surrounding megasession hair transplantation.