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Background
The skeleton of the human pelvis: 1. Sacrum; 2. Ilium; 3. Ischium; 4. Pubic bone (4a. corpus, 4b. ramus superior, 4c. ramus inferior, 4d. tuberculum pubicum); 5. Pubic symphysis, 6. Acetabulum (of the hip joint), 7. Foramen obturatum, 8. Coccyx/tailbone; Dotted. Linea terminalis of the pelvic brim.
Pelvis anatomy, medial view.
Pelvis anatomy, lateral view.
- Also known as "Four-pillar" injury[1]
- Involves fractures of both pubic rami bilaterally
- Causes a "butterfly segment" containing the pubic symphysis
Clinical Features
- Often associated with
- posterior arch injuries
- genitourinary injuries
Differential Diagnosis
Evaluation
- Xray
- CT better evaluates posterior arch
Management
Disposition
See Also
External Links
References
- ↑ Rosen's Emergency Medicine. Philadelphia, PA. 2014.