* Pregnancy/childbirth * Gynecologic surgery * Urologic surgery * Athletic activities (e.g. running, football, American football, ice hockey, tennis) * Major trauma * Repeated minor trauma * Rheumatological disorders * Unknown cause In the pre-antibiotic era,<unk>  was an occasional complication of pelvic surgery, and in particular, of retropubic prostatectomy. Overload or training errors *Exercising on hard surfaces (like concrete) *Exercising on uneven ground *Beginning an exercise program after a long lay-off period *Increasing exercise intensity or duration too quickly *Exercising in worn out or ill-fitting shoes Biomechanical inefficiencies *Faulty foot and body mechanics and gait disturbances *Poor running or walking mechanics *Tight, stiff muscles in the hips, groin, and buttocks *Muscular imbalances *Leg length differences
Osteitis pubis
Osteochondritis dissecans
Osteochondrodysplasia
Myositis ossificans
Osteochondroma
Pediculosis pubis
Osteochondrosis
Meniscal cyst