ATLS Musculoskeletal Trauma 3

Question 1

Which injury has the highest risk of associated vascular injury requiring evaluation?

Accepted Answer

Posterior knee dislocation

Answer

Femoral shaft fracture

Answer

Humeral shaft fracture

Answer

Ankle fracture-dislocation

Question 2

A patient with left rib fractures 9-12 should be evaluated for injury to which organ?

Accepted Answer

Spleen

Answer

Heart

Answer

Diaphragm

Answer

Esophagus

Question 3

What is the maximum acceptable time from injury to surgery for an open fracture with vascular compromise?

Accepted Answer

6 hours

Answer

2 hours

Answer

12 hours

Answer

24 hours

Question 4

A patient has an unstable pelvis on manual compression. What is the correct immediate action?

Accepted Answer

Apply a pelvic binder and avoid further manipulation

Answer

Repeat compression to confirm

Answer

Log roll for rectal exam

Answer

Obtain AP pelvis X-ray first

Question 5

Which finding differentiates vascular injury from neurological injury in a fractured extremity?

Accepted Answer

Absent distal pulses with pale, cool extremity

Answer

Pain on passive stretch

Answer

Numbness in a dermatomal pattern

Answer

Swelling of the compartment

Question 6

A crush injury victim trapped for 4 hours. What complication should be anticipated upon extrication?

Accepted Answer

Hyperkalemia from rhabdomyolysis

Answer

Tension pneumothorax

Answer

Epidural hematoma

Answer

Esophageal rupture