Although idiopathic transient osteoporosis of the hip (ITOH) is considerably more common in middle-aged men, it is classically associated with young women in third-trimester pregnancy.

In this case, the woman sustained a Garden IV fracture due to the porotic bone. Despite the resultant comminuted femoral head fracture, the woman opted for a closed reduction rather than hip replacement surgery. The latter can always be performed if the former fails.