[The bilobed flap: reconstruction of nasal and extra-nasal skin defect]

The bilobed transposition flap has earned its reputation as a reliable and predictable flap, offering aesthetically appealing reconstructive results on difficult nasal defects. Several modifications to the bilobed technique have been made in recent years and there is a tendency towards bigger flaps executed at non-nasal locations. This review describes the development since Esser's original design, and summarizes present knowledge on bilobed flap repair. Furthermore, insight is offered into the latest indications for non-nasal reconstructions.