Laparoscopic cholecystectomy in adult with asymptomatic partial agenesis of the right diaphragm: Case report and the literature

•Diaphragmatic agenesis is a rare condition.•In adults with partial diaphragmatic agenesis, laparoscopic cholecystectomy can be performed successfully.•A conservative management only with gallstones dissolution therapy can be used if laparoscopy cannot be done.