091514 lower extr injury

Question 1

obturator nerve sensory and motor

Answer 1

sensory: medial thigh
motor: thigh adduction

Question 2

femoral nerve sensory and motor

Answer 2

sensory: anterior thigh and medial leg
motor: thigh felxion and leg extension

Question 3

common peroneal nerve

Answer 3

sensory: anterolateral leg and dorsal aspect of foot
motor: foot eversion and dorsiflexion, toe extension, foot drop

Question 4

tibial nerve

Answer 4

sensory: sole of foot
motor: foot inversion and plantarflexion

Question 5

sciatic nerve

Answer 5

flexion at knee

Question 6

common fibular branches

Answer 6

deep fibular nerve-lifting foot up, dorsiflex

superficial fibular nerve-eversion

Question 7

which nerve is sensory for btwn big toe and 2nd toe

Answer 7

deep fibular nerve

Question 8

tibial nerve is divided into

Answer 8

medial-3 and 1/4 muscles (for big toe)

lateral-everything else

Question 9

slipped capital femoral epiphysis hx

Answer 9

overweight, early adolescent with hx of groin or knee pain (which can be referred to anteromedial thigh)

often bilateral (but not simulataneous)

Question 10

etiology of slipped capital femoral epiphysis

Answer 10

repetitive overload

Question 11

presentation of slipped capital femoral epiphysis

Answer 11

vague symptoms

worse with activity

Question 12

exam of slipped capital femoral epiphysis-findings?

Answer 12

limitation of hip internal rotation

Question 13

tests for slipped capital femoral epiphysis

Answer 13

XR

Question 14

treatment for slipped capital femoral epiphysis

Answer 14

surgical fixation

Question 15

transient synovitis of hip hx

Answer 15

age 3-10

Question 16

etiology of transient synovitis of hip

Answer 16

viral, post vaccine, or drug induced

Question 17

exam findings for transient synovitis of hip

Answer 17

hold hip slightly flexed and externally rotated-resist this action

any motion causes pain
positive log roll
refuses to bear weight

Question 18

tests for transient synovitis of hip

Answer 18

sed rate 35-60 mm/hr

CBC-mild leukocytosis

Question 19

treatment of transient synovitis of hip

Answer 19

NSAIDs for 1-3 wks

Question 20

septic joint etiology

Answer 20

gonorrhea or skin flora

Question 21

exam findgs of septic joint

Answer 21

swollen, pain
passive and activ ROM very painful
red, hot joint
usually has systemic signs, but may be absent in diabetic pt or immunosuppressed pt

Question 22

treatment for septic joint

Answer 22

surgical incision and drainage followed by IV antibiotics

Question 23

complication of septic joint

Answer 23

articular surface destruction

Question 24

effusion

Answer 24

excessive fluid in joint

Question 25

bursa

Answer 25

synovial lined sad that contains fluid and acts to reduce friction btwn structures

Question 26

common locations of bursa

Answer 26

Achille’s
olecranon
subacromial
prepatellar and other knee locations

Question 27

ganglion

Answer 27

fluid filled soft tissue mass filled with collection of synovial or peritendinous fluid that arises from joint or tendon sheath

common location: wrist

usually relatively small, less than 2 cm
usually near joints
usually tense

Question 28

enthesopathy

Answer 28

disorder or muscular or tendinous bony attachment

Question 29

tendinitis

Answer 29

acute inflam of tendon (trauma-blow or pull)

Question 30

strain

Answer 30

muscle fiber damage from overstretch (eccentric loading)

Question 31

lachman’s test

Answer 31

knee bent at 20 degrees

tibia pulled forward-if moves indicates ACL damage

Question 32

valgus tests

Answer 32

MCL and lateral meniscus

done with knee slightly flexed so eliminate ACL and PCL stabilization

Question 33

if knee completely extended, is it stabilized?

Answer 33

yes, by the ACL and PCL

Question 34

test for meniscal tear

Answer 34

McMurray and circumduction tests-to rotate the knee joint, and positive test reproduces the pain

Question 35

exertional compartment syndrome

Answer 35

only with heavy exercise

from hypertrophied muscle during exercise

Question 36

which compartment in the leg is least likely to get exertional compartment syndrome

Answer 36

superficial posterior

Question 37

treatment for compartment syndrome

Answer 37

if pressures are greater than 40 mm Hg, do surgical release

Question 38

femoral acetabular impingement

Answer 38

spur on femoral head or acetabumlum that causes bones to hit each other

can see with extremes of motions-turning, twisting, squatting. can see pain at end ROM