Ricardo Cavalcanti Ribeiro1,2, Luis Fernandez de Córdova3,4. 1. Division of Plastic and Reconstructive Surgery, Universidade Federal do Estado do Rio de Janeiro, Rio de Janeiro, Brazil. rribeiro@centroin.com.br. 2. Plastic and Reconstructive Surgery of Instituto Carlos Chagas, Rio de Janeiro, Brazil. rribeiro@centroin.com.br. 3. Division of Plastic and Reconstructive Surgery, Universidade Federal do Estado do Rio de Janeiro, Rio de Janeiro, Brazil. 4. Plastic and Reconstructive Surgery of Instituto Carlos Chagas, Rio de Janeiro, Brazil.