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Enthesitis is an inflammation at the insertion point of a muscle. There is a strong tendency for calcification. There is usually pain only when the muscle is used.
True hip pain caused by the hip joint, is located in the groin area. It is usually located over the inguinal ligament. Occasionally iliopsoas bursitis may mimic true hip pain.
The iliopsoas bursa lies between the psoas muscle-tendon and the pubic bone on top within the femur.
Meralgia paresthetica is usually felt on the outer part of the thigh and is characterized by tingling, numbness and a burning pain. It's caused by compression of the nerve and can be caused by tight clothing, obesity, pregnancy, trauma or disease.
Sacroiliac pain can range from sharp to an ache and it may radiate out into the buttocks, low back, and groin. The sacroiliac joints are located in the back on either side of the spine and help form the pelvic girdle.
Buttock pain is usually referred pain from the lumbo-sacral spine or lower back.
Trochanteric bursitis is usually localized to laterally over the trochanteric bursa. Due to the depth of this bursa, warmth and swelling are usually absent. Diagnosis can be confirmed by inducing point tenderness.
Ischiogluteal bursitis is inflammation of the bursa covering the ischial tuberosity. (the bone that protrudes on the buttock when sitting) This type of bursitis causes pain in the buttocks.
Sciatic is pain, numbness, weakness and tingling in the thigh. It may be caused by injury to or pressure on the sciatic nerve.