Metatarsal Fractures
A 55-year-old woman presents after a twisting ankle injury while stepping off a curb. She has lateral foot pain and swelling over the proximal fifth metatarsal. Radiographs show an avulsion fracture of the tuberosity of the fifth metatarsal base, oriented obliquely and NOT extending into the 4-5 intermetatarsal articulation. Regarding pseudo-Jones (Zone 1) fractures:
Mark each as TRUE or FALSE
Zone 1 fractures (pseudo-Jones/tuberosity avulsion) are PROXIMAL to the 4-5 intermetatarsal articula...
The mechanism is typically an inversion ankle sprain with the foot plantarflexed; the peroneus brevi...
Zone 1 fractures have high nonunion rates similar to Jones fractures and require surgical fixation i...
Zone 1 fractures have excellent healing potential due to good blood supply from metaphyseal vessels;...
Surgical fixation of Zone 1 fractures is reserved for large displaced fragments (greater than 2mm di...
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Click T (True) or F (False) for each option