Medical Must-See: Pregnant patient’s diagnosis a rare pain in the buttĀ
A combination of psoas haematoma and infectious sacroiliitis made for a complicated diagnosis.

Identifying the rare cause of a pregnant patient’s backĀ and buttockĀ pain was, well, a pain in the butt for her doctors.
The woman, carrying twins, presented at 29 weeksā gestation because of her short cervix and increased preterm delivery risk, but she also complained of pain in her lower back and right buttock that was radiating to her right thigh.