My GOG is a work piece of conise and revised lectures according to the international university of Africa clerkship curriculum, it is updated and lucidly written from different textbooks and other references, it primary target is to serve as a guide in obstetrics and gynecology clerkship for undergraduates and other interested medical practitioners, it gives a clear concept and understanding in obstetrics and gynecology and it is hoped that it will prove itself adequate and beneficial to all it readers.