MSK Flashcards
Nerve for Supraspinatus
Suprascapular nerve
Nerve for Infraspinatus
suprascapular nerve
Nerve for Teres minor
Axillary nerve
Nerve for Subscapularis
upper and lower Subscapular Nerve
What are the rotator cuff muscles?
Supraspinatus, Iinfraspinatus, Teres Minor, Subscapularis
Movement of Supraspinatus
abduction upto 15 degrees
What muscle is the most common affected by a rotator cuff injury?
Supraspinatus
what test do you use for tendinopathy of supraspinatus?
empty can/ full can test
Infraspinatus does what form of rotation?
external rotation
teres minor does what form of rotation?
adduction and external rotation
subscapularis what form of rotation?
adduction and internal rotation
what nerve is damaged with winged scapula?
Long thoraccic
What muscle is affected with a winged scapula?
Serratus anterior
Abducts arm 15-100 degrees
Deltoid
Abducts arm >90 degrees
Trapezius
abducts arm over 100 degrees
Serratus anterior
Fractured surgical neck of the humerus affects what nerve?
Axillary nerve C5-C6
Anterior dislocation of the humerus?
Axillary nerve
Flattened deltoid, Loss of arm abduction at shoulder >15 degrees, loss of sensation over deltoid… what nerve?
axillary nerve
low bicep reflex, weakness of forearm flexion and supination, loss of sensation over lateral forearm
Musculocutaneous nerve
Loss of elbow, wrist, and finger extension what nerve
low grip strength,
radial nerve (c5-T1)
Midshaft fracture of the humerus/ what nerve?
radial nerve
Supracondylar fracture of the humerus anteromedial displacement
Median Nerve
Carpal tunnel syndrome
Median nerve damage
Pope’s blessing injury/ what nerve
Median Nerve
Loss of wrist flexion, flexion or lateral fingers what nerve
Median nerve
loss of sensation over thenar eminence and dorsal and palmer aspect of distal 3 and half fingers
median nerve
Fracture of medial epicondyle of humerus “ funny bone” what nerve?
Ulnar nerve ( C8-T1)
Fractured hook of hamate with outstretched hand, is what nerve?
Ulnar nerve ( C8-T1)
Loss of abduction and adduction of fingers what nerve
Ulnar nerve ( C8-T1)
Loss of hypothenar sensation what nerve is affected
Ulnar nerve
Superficial laceration of the palm what nerve is affected?
Recurrent median branch of median nerve (C5-T1)
loss of opposition, abduction and flexion of thumb, what nerve?
Recurrent branch of median nerve (C5-T1)
what nerve adducts the thumb?
ulnar nerve
Breaking a fall with a tree branch or upward force on baby on delivery what nerve and name of condition?
Klumpke Palsy (C8-T1)
Thenar joints affected- total claw hand, lumbricals affected
What muscles are affected with Erb’s palsy? and nerve
Deltoid, Infraspinatus, and Biceps Brachhi
C5-C6
The anterior compartment of a leg cross section contains what vessels?
Deep peroneal nerve ( fibular nerve) and anterior tibial artery and vein
The lateral compartment of a leg cross section contains what vessels?
Superficial peroneal nerve
The deep posterior compartment of a leg cross section contains what vessels?
Tibial nerve
peroneal artery and vein
posterior tibial artery and vein
Hernia repair can cause pain of the anterior groin do to what nerve injury?
illioinguinal
With a midshaft fracture of the humerus you risk injuring what nerve and artery?
deep brachial artery and radial nerve
If patient has sciatic pain and pain what muscle can compress the sciatic nerve inside the greater sciatic foramen?
piriformis
What drug is used to treat bacterial vaginosis ( clue cells, smelly, +whiff, white discharge and trich ( yellow green)?
metronidazole
what is the MOA of pyridostigmine?
cholinesterase inhibitor- can exacerbate muscarinic effects by increasing Ach at cleft
what do you treat muscarinic overstimulation by pyridostigmine ( for MG) with?
glycopyrolate, hyocyamine, propanthelene ( muscarinic antagonists)
Drug used to treat withdrawal and craving of opioids
methadone ( long-acting opioid agonist)
what is the AE of methadone?
QT prolongation
what drug is a neurokinin receptor antagonist used against chemotherapy-induced emesis?
aprepitant and fosaprepitant
What anti-diabetic drug is an SGLT-2 inhibitor that causes increased urinary excretion of glucose and lowers plasma blood glucose?
canagliflozin and dapagliflozin
Supracondylar fracture of the humerus anterolateral displacement
radial nerve
loss of sensation/ numbness to medial upper arm and axilla potentially due to lymph node dissection, what nerve?
intercostal brachial