19. Exam for Lower Extremity (9/14)

Question 1

Inability to bear any weight r/o

Answer 1

fracture or dislocation

Question 2

During a basic hip exam, referred pain can present from:

Answer 2

from sacroiliac (SI) joint, back or knee

Question 3

Adduction ≥ 30° of leg test for what muscles:

Answer 3

Adductor longus, A brevis, A magnus,

Gracilis

Question 4

Abduction ≥ 45° of leg test for what muscles:

Answer 4

Gluteus medius, G minimus, Tensor

fascia latae

Question 5

Flexion ≥ 110°

Answer 5

Iliopsoas, Rectus femoris, Sartorius

Question 6

Extension ≥ 10°

Answer 6

G maximus, Biceps femoris,

Semimembranosus, Semitendinosus

Question 7

Internal Rotation (medial rotation )≥ 30°

Answer 7

A longus, A brevis, A magnus, Tensor

fasciae latae, G medius, G minimus

Question 8

External Rotation(lateral rotation)
≥ 40°

Answer 8

G maximus, Piriformis, Gemellus
superior Obturator internus, G inferior,
Quadratus femoris, O externus

Question 9

Functional motion
a) Flexion _____
ER & IR ____
Abduction ____

Answer 9

(120°)
(20°)
(30°)

Question 10

Loss of which three motions in lower extremity for functional motion?

Answer 10

rotation, flexion & abduction

Question 11

Appearance of leg check for:

Answer 11

symmetry & leg length

Question 12

On leg exam be sure to palpate:

Answer 12

1. Iliac crest

2. Greater trochanteric region

Question 13

Referred pain in knee may come from:

Answer 13

from back or hip

Question 14

When checking the appearance of the knee be sure to check for:

Answer 14

symmetry & effusion
Popeye deformities .
Muscle wasting
Prepatellar bursa

Question 15

When palpating the leg (in particular for knee) check for:

Answer 15

Effusion
Quadriceps & patellar tendons
Tibial tubercle
Joint line

Question 16

Range-of-motion expectations for knee:
Flexion
extension/flexion

Answer 16

≥ 130°

0-110°

Question 17

Ankle & foot

X-rays for what types of situations?

Answer 17

a) Bony point tenderness at posterior edge ± tip of either malleolus
(1) ) Probably can ignore tip pain
b) Bony point tenderness at navicular and base of 5th metatarsal
c) Inability to walk (4+ steps) both immediately after the injury and in the ER

Question 18

When palpating the ankle at the proximal fibula, what are we checking for?
What other exam can we do to see if this is the issue?

Answer 18

Proximal fibula – Maisonneuve fracture

Squeeze test ilicits pain at knee

Question 19

Squeeze test to rule out what two clinical findings?

Answer 19

fibular head fracture (Maisonneuve fracture) and

syndesmotic/high ankle sprain.