Diastasis Recti Abdominus - for a Resident Addressing a Postpartum Patient
Diastasis Recti Abdominus I'm partially writing this blog post for my wife who, after carrying and delivering our two wonderful children, has experienced a persistent, narrow gap along the linea alba of her rectus abdominis muscles. Definition : Diastasis Recti Abdominis (DRA) is a separation along the linea alba of the rectus abdominis muscles. The image below shows a transverse section of the abdominal wall. In the center, the connective tissue band called the linea alba can be seen. In DRA, the rectus abdominis splits along this line. Etiology : DRA is most prevalent in postpartum women, occurring in 33-89% in the early postpartum period and persisting in approximately 30% of women at twelve months postpartum. (1) DRA can also occur in men. Typically, it is associated with factors like advanced age, abdominal obesity, smoking, and physical inactivity. Pathophysiology : In pregnancy, hormones such as relaxin, progesterone, and estrogen relax connective ti...