Cheung Part 4

Question 1

what myotome covers the deltoid

Answer 1

C5

Question 2

what myotome covers the biceps and wrist extensors

Answer 2

C6

Question 3

what myotome covers the triceps and wrist flexors

Answer 3

C7

Question 4

what myotome covers the finger flexors

Answer 4

C8

Question 5

what myotome covers the interossei

Answer 5

T1

Question 6

what is DISH

Answer 6

idiopathic disease characterized by osteophyte formation spanning several vertebra

Question 7

what are the symptoms of DISH

Answer 7

stiff spine

spine

Question 8

what tests are done in DISH

Answer 8

X-rays show birding osteophytes over 4 vertebra

no HLA association

Question 9

what is used to treat DISH

Answer 9

NSAIDs

Question 10

what is radiculopathy

Answer 10

compression of nerve root

Question 11

what are the symptoms of radiculopathy

Answer 11

unilateral radiating dermatomal pain

Question 12

what is seen in physical exam with radiculopathy

Answer 12

ROM causes radiating pain
dermatomal weakness and parenthesis
no upper motor neuron signs

Question 13

what does an MRI show in radiulopathy

Answer 13

nerve root compression

Question 14

how is radiculopathy treated

Answer 14

NSAIDs
steroid injections
PT traction
surgical decompression

Question 15

what is myelopathy

Answer 15

compression of the spinal cord

Question 16

what are the symptoms of myelopathy

Answer 16

bilateral weakness
difficulty with fine motor tasks
wide gait

Question 17

what exams results are seen in myelopathy

Answer 17

bowel or bladder dysfunction

upper motor Neuron sings

Question 18

what does an MRI show in myelopathy

Answer 18

cord compression

Question 19

what is the treatment of myelopathy

Answer 19

epidural injections may help but surgical is best

Question 20

what structures run through the 1st dorsal compartment of the hand

Answer 20

APL
EPB
seen in de quervian tenosynovitis

Question 21

what nerve is tested in the patellar reflex

Answer 21

L4

Question 22

what nerve root is tested by the achilles refelx

Answer 22

S1

Question 23

what myotome innervates the hip flexors (illiapsoas)

Answer 23

L2

Question 24

what myotome innervates the knee extensors (quads)

Answer 24

L3

Question 25

what myotome innervates the ankle dorsiflexors (tibias anterior)

Answer 25

L4

Question 26

what myotome innervates the great toe dorsiflexors (extensor hallucis longus)

Answer 26

L5

Question 27

what myotome interacts the ankle plantar flexors (gastric-soleus complex)

Answer 27

S1

Question 28

what are risk factors for a herniated nucleus pulposus

Answer 28

smoking weight bearing sports repetitive lifting activitis prolonged sitting/driving

Question 29

what is seen in a disc herniation due to bulging annulus fibrosus ("contained herniation")

Answer 29

minimal inflammatory response

Question 30

what is seen in an extruded (trans-lig) or sequestered nucleus pulposus

Answer 30

inflammation: mediated by IL-1, IL-8, TNF-a, PGE-2, NO macrophages supstance P

Question 31

the pain in an extruded (trans-lig) or sequestered nucleus pulposus is due to what

Answer 31

sinuvertebral nerve

Question 32

what is radiculitis

Answer 32

inflammation of nerve root to nervy inflammatory mediators (differentiate from nerve room compression)

Question 33

what is the primary stabilizer of the knee

Answer 33

ACL | prevents anterior tibial translation

Question 34

what are the symptoms of an ACL tear

Answer 34

popping sound hemarthosis knee instability

Question 35

50% of ACL tears are associated with what

Answer 35

meniscal tear

Question 36

wha is seen in the physical exam of an ACL tear

Answer 36

effusion + Lachman's test +anterior drawer test

Question 37

what is the most sensitive test to an ACL tear

Answer 37

Lachman's

Question 38

what is treatment of an ACL tear

Answer 38

PT (hamstring strength) | ACL reconstruction for unstable knees and athletes

Question 39

what is a frozen shoulder and what is it associated with

Answer 39

idiopathic loss of shoulder motion | associated with diabetes

Question 40

what are the symptoms of frozen shoulder

Answer 40

early freezing then thawing over 6-24 months | pain may be associated with this

Question 41

what is seen on the physical exam of a frozen shoulder

Answer 41

loss of 50% of active a passive ROM | painful deltoid insertion

Question 42

what test results are seen in a torn ACL

Answer 42

X-rays negative | MRI positive

Question 43

what are the treatments for frozen shoulder

Answer 43

NSAIDS, injections, ROM with PT | arthroscopic lysis of adhesions and MUA

Question 44

what are the test results seen in frozen shoulder

Answer 44

X-rays are negative