49. Femur and hip

Question 1

3 main compartments of thigh

Answer 1

1. Anterior
2. Medial
3. Posterior

Question 2

Blood supply to femoral head and neck

Answer 2

medial and lateral circumflex

Question 3

6 RFs for AVN of femoral head

Answer 3

1. Steroids
2. Chronic EtOH
3. SCD
4. Dysbarism
5. HIV
6. Trauma

Question 4

Define Myositis ossificans

Answer 4

Patho bone formation

Question 5

5 most common bone met primaries

Answer 5

breast, kidney, lung, thyroid, prostate

Question 6

3 techniques to ID occult #s

Answer 6

1. Shenton’s lines
2. Normal and reverse S
3. Trabecular lines

Question 7

5 contraindications to tractions splints

Answer 7

1. Pelvic #s
2. Patella #s
3. Knee ligament injuries
4. tib or fib #s
5. Open #

Question 8

MGMT of avulsion #s

Answer 8

o ASIS and AIIS are conservative

o Ischial tuberosity more controversial

Question 9

MGMT of non-displaced femoral neck #

Answer 9

1. Impacted
	2 mgmt options
•	internal fixation
•	early ambulation
2. Unimpacted
ORIF

Question 10

MGMT of displace femoral neck #

Answer 10

ORIF

Question 11

3 complications of femoral neck #

Answer 11

1. AVN
2. Deep infections
3. PE

Question 12

4 common other fractures that occur with intertroch #s

Answer 12

o distal radius
o proximal humerus
o rib
o lumbar

Question 13

MGMT of intertroch #s

Answer 13

ORIF

Question 14

MGMT of isolated greater or lesser troch #

Answer 14

WBAT

Question 15

2 groups that get subtroch #s

Answer 15

o young with high energy

o elderly falls

Question 16

MGMT of subtroch #

Answer 16

ORIF

Question 17

complication of femoral #

Answer 17

fat emboli

Question 18

2 things to consider in femoral shaft # with no good mech

Answer 18

1. Pathologic

2. Abuse

Question 19

MGMT of femoral neck stress #s

Answer 19

Compressive side
- Conservative with partial WBAT
Tension side
- Screw fixation

Question 20

2 common #s to look for in hip dislocations

Answer 20

1. Acetabular

2. Knee

Question 21

Most common type of hip dislocation

Answer 21

posterior

Question 22

What is main nerve to test in hip dislocation, and how

Answer 22

sciatic nerve
 test extensor halluces longus
 weak dorsiflexion
 numb dorsum of foot

Question 23

3 xray signs to assess hip #

Answer 23

1. Position of lesser troch
2. Size of femoral head
3. Shenton’s lines

Question 24

Time to reduce hips #

Answer 24

6 hours

Question 25

3 hip reduction techniques

Answer 25

1. Stimson
2. Allis
3. Captain morgan

Question 26

MGMT of incomplete muscle tears

Answer 26

o ice for 48 hours then warm compresses

o no wraps

Question 27

MGMT of complete muscle tears

Answer 27

ortho

Question 28

what is osteitis pubis

Answer 28

insidious groin pain with pain at pubic symphysis

Question 29

What needs to be checked for quads tear

Answer 29

Extensor mechanism