Oslo Plastic Surgery's chief physician Dr. Kalaaji participated as a guest lecturer (International faculty) at the 37th plastic surgery conference ISAPS in Rio de Janeiro, Brazil from 1 August to 4 August 2018

 He held the following lectures.

1. Multicentre Survey: Safety in aesthetic procedures

2. Intimate surgery techniques: Retrospective study in 174 procedures

He lectured on his study of 242 procedures for patients who have undergone various types of intimate surgery. He went through the techniques used as well as the increased quality of life of the patients after the procedure.