This procedure consists in the aspiration of the epididymal contents through a needle, in order to obtain motile spermatozoa. The sample obtained, if it contains motile spermatozoa, can be used in assisted reproduction to perform intracytoplasmic sperm injection (ICSI).
Sperm aspiration from the epididymis by PESA
By Elena Santiago Romero M.D. (gynecologist), Marta Barranquero Gómez B.Sc., M.Sc. (embryologist), Silvia Azaña Gutiérrez B.Sc., M.Sc. (embryologist) and Romina Packan (invitra staff).
Last Update: 02/25/2021