N6320 MSK4 - Week 8 exam questions with complete solutions 2024.

1. Peripheral jnerve
jinjury

jclassifica- jtion




2. What's jthe
mono j= jone
jdifference
jP.nerve jpoly j=
jbetween
jmany jP.nerve
jmononeu-

jropathies jand

jpolyneu-

jropathies?

jHow jdo jthese

jtake jplace?



3. Clinical jfeatures
jof jmononeu-

jropathies?
Isolated jweakness jproportional jto jmotor

j neurons jsensory jloss jconsistent jwith jnerve
4. Clinical j fea-
field jdistal jto jlesion
j
jtures jof

jpolyneu-

jropathies?
widspread jweakness, jdistal j->

proximal jsensory jloss jdistal j(feet
j
5. General jclinical
jfeatures jof jPe- then jhands)
j
jripheral jnerve

jin- jjuries?


also:
-weakness jin jgeneral jand jsensory jloss
-involuntary jactivation j(fibrillation jpotential,
jfascicula- jtions)

-abnormal jsensations j(numbness, jtingling,
jprickling, jpins/needles)

-pain: jcausalgia j(burning, jintractable, jprimarily

1 j/

,j distal), projected jor jreferred
j




2 j/

,6. What jis jthe jgold EMG/NCS
jstandard jfor jdi-

jagnosing jPN

jin- jjuries?



7. Etiology jof jprona- Median jnerve
jtor jteres jsyn-
jmononeuropat
jdrome? jWhat
hy
jnerve jis jcom-

jpressed jhere?
•Pierces j2 jheads jof jpronator jteres j(83%)
• Trauma, jfracture, jmuscle jhypertrophy,
jfibrotic jband j(nerve jentrapment), jbicepital

japoneurosus


8. Clinical jfeatures can jbe jirritated jw/repetitive juse
jof jpronator

jteres
•Pain j& jTenderness jto jpalpation jover jPT, j‘ing jw/
jsyndrome?
jactivity

•Sensory jchanges jthenar jeminence, jD1-3 jand
jpossibly jD4.

•Motor jinvolvement: jFPL, jFDP jI/II, jPQ, jAPB, jOP,
j1/2 jFPB; jPT jmay jbe jspared j( jSparing jof jFCR, jPL

jand jFDS)



• (+) jPronator jTeres jSyndrome jTest j- jrepeated
jstress jinto jpronation jwhile jelbow jis jflexed

•(+) jTinel's jin jforearm j- jwhere jmedian
9. Etiology jof jante-
jnerve jdives jthrough jthe jpronator
jrior jinterosseous
•(-) jPhalen's j(compression jmedian jnerve jat jwrist)
jsyndrome? jwhat

jnerve jdoes jit
Median jnerve
jcom- jpress?
jmononeuropat

hy

•Elbow jDislocation
•Fibrotic jbands



10.10.
3 j/

, 4 j/