Parasymphyseal insufficiency fracture

Parasymphyseal insufficiency fractures are a form of pelvic insufficiency fracture. Like other insufficiency fractures, it is caused by normal or physiologic stress upon weakened bone.


It prevails if elderly osteopaenic, osteoporotic patients.

  • concominant fractures in the pelvis 3

Radiographic features

Pelvic radiograph

Typically seen as a vertically oriented linear areas of osteolysis along the junction of the superior and inferior pubic rami adjacent sclerosis adjacent to the pubic symphysis. They may unilateral or bilateral.

Differential diagnosis

They can be occasionally misinterpreted as a malignant lesion 2.

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Article information

rID: 40834
Synonyms or Alternate Spellings:
  • Parasymphyseal insufficiency fractures
  • Para-symphyseal insufficiency fracture

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