Diagnosis

61-C1 Unilateral complete disruption of posterior pelvic arch

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1. 61-C1.1 Unilateral complete fracture of the posterior ilium
2. 61-C1.2 Unilateral complete injury though the SI joint
3. 61-C1.3 Unilateral complete fracture though the sacrum

1. 61-C1.1 Unilateral complete fracture of the posterior ilium

Posterior injury

Anterior injury

Posterior injury
The posterior injury is a complete fracture of the posterior ilium.

Anterior injury
Anterior injury is one or more of the following:

  • Symphyseal disruption
  • Pubis (uni/bilateral, ipsi/contralateral)
  • Ramus (uni/bilateral, ipsi/contralateral)

2. 61-C1.2 Unilateral complete injury though the SI joint

Posterior injury

Anterior injury

Posterior injury
The posterior injury is a completely unstable injury through the SI joint, either:

  • Transiliac fracture dislocation (crescent fracture) with complete S-I displacement)
  • Pure SI dislocation

Anterior injury
Anterior injury is one or more of the following:

  • Symphyseal disruption
  • Pubis (uni/bilateral, ipsi/contralateral)
  • Ramus (uni/bilateral, ipsi/contralateral)

3. 61-C1.3 Unilateral complete fracture though the sacrum

Posterior injury

Anterior injury

Posterior injury
The posterior injury is a completely unstable vertical fracture through the sacrum.

Anterior injury
Anterior injury is one or more of the following:

  • Symphyseal disruption
  • Pubis (uni/bilateral, ipsi/contralateral)
  • Ramus (uni/bilateral, ipsi/contralateral)