The iliopsoas muscle is the major flexor of the hip joint, made up of the iliacus and psoas major muscles. Pain in the iliopsoas muscle can be caused by sitting too long, muscle imbalance, overuse, or ...

Suppurative psoas abscess is an unusual lesion that is unfamiliar to many orthopaedic specialists, which can make an accurate and timely diagnosis problematic. The symptoms associated with this ...

Injury to the lateral femoral cutaneous nerve (Bernhardt's syndrome) or meralgia paresthetica occurs after harvest of the bone from the anterior iliac crest. The lateral femoral cutaneous nerve is a ...

Muscle pain that does not go away after several days or is accompanied by symptoms such as fever, shortness of breath, and extreme weakness requires medical assistance. Muscle pain, also called ...