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Pubic symphysis diastasis (also known as diastasis symphysis pubis) is the separation of normally joined pubic bones, as in the dislocation of the bones, without a fracture that measures radiologically more than 10 mm. Separation of the symphysis pubis is a rare pathology associated with childbirth and has an incidence of 1 in 300 to 1 in 30,000 births.
The main symptom is usually pain or discomfort in the pelvic region, usually centered on the joint at the front of the pelvis (the pubic symphysis). Some sufferers report being able to hear and feel the pubic symphysis and/or sacroiliac, clicking or popping in and out as they walk or change position. Sufferers frequently also experience pain in ...
The pubic symphysis is a nonsynovial amphiarthrodial joint. The width of the pubic symphysis at the front is 3–5 mm greater than its width at the back. This joint is connected by fibrocartilage and may contain a fluid-filled cavity; the center is avascular, possibly due to the nature of the compressive forces passing through this joint, which may lead to harmful vascular disease. [2]
Prior to the 20th century, specialists of pregnancy-related PGP used varying terminologies. It is now referred to as Pregnancy Related Pelvic Girdle Pain that may incorporate the following conditions: Diastasis of the symphysis pubis (DSP) Symphysis pubis dysfunction (SPD) Pelvic Joint Syndrome; Physiological Pelvic Girdle Relaxation
Symphysiotomy is a surgical procedure in which the cartilage of the pubic symphysis is divided to widen the pelvis allowing childbirth when there is a mechanical problem (obstructed labour). It is also known as pelviotomy [ 1 ] and synchondrotomy. [ 1 ]
Sagittal pelvic outlet diameter Same, but may require minor side-to-side scrolling to visualize both end points. The closest bony points of the sacrococcygeal joint and the pubic bone next to the symphysis. This is also called the obstetric anteroposterior diameter of the pelvic outlet, to distinguish from the anatomic one which includes the ...
In pathology, diastasis is the separation of parts of the body that are normally joined, such as the separation of certain abdominal muscles during pregnancy, or of adjacent bones without fracture. [ 1 ]
Pubic symphysis diastasis is an extremely rare complication that occurs in women who are giving birth. Separation of the two pubic bones during delivery at the symphyseal joint is extremely rare. Typically, during the birthing process, there is a sound that can be heard by the human ear to detect that there could be a case of symphyseal diastasis.