After a primary survey in a trauma case what is the next step?
Head to toe examination, head ct and lumbar ct
What is first step in extremity injury?
Assesment of neurovascular
How many of units of blood can be lost in a tibia fracture?
Define compartment syndrome
Occurs when interstitial pressure rises above capillary bed
What pressure for compartment syndrome is diagnostic?
How long do amputated parts remain viable?
4-6 hrs at room temperature or 18 hrs if cooled
What are contraindications to closed reduction?
No displacement, no reduction is possible due to comminution, open fracture,
Indications for ooen reduction?
Articular surface involvement
What is the most common fracture of forefoot?
Distal phalanx of hallux
Pressure caused by hematoma can damage the nail matrix if not relieved within how long?
6-12 hrs, if more than 25% of nail plate is involved avulsion of nail should be considered.
What is the most common lesser digit fracture?
5th digit due to night walking
Wha tis conservative tx for sesamoid fx?
NWB 4-6 wks
Jahss classification of 1st MTPJ dislocation
All have dorsal dislocation of proximal phalanx and sesamoids with 1. Intersesamoidal ligament intact. Hyperextention. 2A. Rupture of intersesamoidal ligament. 2B. Transverse fx of one of sesamoids. 2C. Complete disruption of intersesamoidal ligament and transverse fx of both sesamoid.
What is important to consider with metatarsal fractures?
sagital plane deformity in order to prevent subsequent metatarsalgia