Hip Trauma

Question 1

risk factors of prox hip fxs

Answer 1

2: 1 female:male, mostly elderly, osteoperotic

- mostly resultant of fall, usually minor (if younger its hight trauma though)

Question 2

how does a hip fx present on a pt

Answer 2

Involved leg is usually shorter and ext rotated

Question 3

Impacted subcapital femoral neck fx

Answer 3

Can see scelortic line where it looks as though the head is overriding the neck (neck looks shorter)

Question 4

Basicervical fc

Answer 4

There is a fx line at lower part of the neck

Question 5

Typers of hip fx

Answer 5

capital
subcaptital
basicervical
intertrochanteric
sub trochanteric

Question 6

Subtrochanteric stress fx signs and tx

Answer 6

• long term biphosphates use
• w-months of groin pan
• *focal thickening of lat cortex

tx- reasses meds, non weight bear

Question 7

Types of hip dislocations and mc

Answer 7

post-mc
ant
central

Question 8

MOI of a post hip dislocation

Answer 8

Blow to foot/knee w hip flexion (car crash sitting pos)

up and behind

Question 9

Complications and tx of post hip dislocation

Answer 9

-Post rim fx (90%)
sciatic n palsy
AVN

tx- immobalize, vitals, 911

Question 10

MOI of ant hip dislocation

Answer 10

forced abduction and ext rot

-Femoral head overlies obturator foramen

Question 11

complications of ant hip dislocation

Answer 11

• femoral head fx (75%)
• acetabular rim fxs
• femur fx
• femoral a n injury

Question 12

MOI of central hip dislocation

Answer 12

• requires acetabular fracture

- blow from lat side