Ortho

Question 1

Bohler’s angle

Answer 1

20-40 degrees
https://litfl.com/wp-content/uploads/2019/02/Bohler-Angle-1931-calcaneal-fracture-tuber-angle-2.png

Question 2

Carpel bones

Answer 2

nemonic, bone, % of fratures
Try (trapezium) 3-5%
To (Trapezioid)
Chase (capitate) 1.9%
Her (hamate) 1.7%
She (scaphoid) 50-80%
Looks (lunate) 3.9%
Too (Triquestrum) 18%
Pretty (pisiform)

Question 3

Most common mandibular fractures

Answer 3

angle (30%)
condyle 23%
body (17%)
parasymphysis (15%)
ramus 3%

Question 4

Flexor tenosinovitis kanavel signs

Answer 4

Fingers held in partial flexion
pain on passive extension
tender along flexor tendon
fusiform swelling of effected finger.

Question 5

weber’s fracture classification

Answer 5

Fibular
A distal to syndesmosis, usually avulsion fracture w/ no assoc injuries

B At level of syndesmosis, sometimes injury to syndesmosis & deltoid ligament/medial maleolus

Proximal to syndesmosis, usually assoc. w/ injury to syndesmosis & deltoid ligament/maleolus

Question 6

Stress fractures, most common sites? Risk of malunion? most sensitive imaging

Answer 6

Most common-tibial, then metatarsal
MRI most sensitive Ix
Base of 2nd & 5th metatarsals have a risk of malunion