Cesarean section (CS) rate has been increasing significantly in the past few decades. It has created new challenges to the healthcare provider. The CS scar-related diseases are reported in obstetrics and gynecology. The integrity of CS scar depends on several factors such as number of CS, uterine position, peripartum infection, myometrial healing, repairing technique, and scar formation process. Cesarean scar defect (CSD) occurs by influence of these factors, and it brings about a large spectrum of health conditions. CSD complications have been producing distressing events to countless patients physically and psychologically. Prompt recognition of the CSD and appreciation of its possible complications would help raise awareness, provide timely intervention and is lifesaving.

Keywords: Cesarean scar defect; Uterine niche; Complication