UpperExtremityNerveMuscle

UpperExtremityNerveMuscle - No flexion of PIP &...

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Foerster dermatomes 7
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Erb-Duchenne Palsy Nerves injured Suprascapular, Axillary, Musculocutaneous Muscles impaired Supraspinatus, Infraspinatus, Teres minor, Deltoid, Biceps brachii, Brachialis, Coracobrachialis Arm Position: “Waiter’s Tip” 9
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Klumpke’s Palsy Inferior Trunk (C8, T1) injury Nerves injured Ulnar and (Median nerves) Muscles impaired Intrinsic muscles of hand: interossei, lumbricals Hand position: “Clawhand” MCP: extension. PIP & DIP: flexion. 11
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Median nerve injury at elbow Muscles impaired Pronator teres, Flexor digtorum superficialis, Flexor digitorum profundus (lateral half), Flexor carpi radialis, Flexor pollicis longus, Thenar muscles, Lumbricals 1&2. Hand position: “Hand of Benediction” Weak flexion of MCP via interossei
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Unformatted text preview: No flexion of PIP & DIP of Digits 1,2,3 Loss of thumb opposition ape hand 28 29 30 31 32 Ulnar nerve injury Muscles impaired Interossei (dorsal and palmar), Hypothenar group, Adductor pollicis, Flexor carpi ulnaris, Flexor digitorum profundus (lateral to digits 4 & 5) Clawhand MCP extension, PIP & DIP flexion (except digits 4 & 5): cant make a fist. Hypothenar eminence wasting More severe deformity with distal lesion 33 34 35 36 37 38 39 Ulnar, Median, Radial nerves sensation testing 40 41 42 43 44 Radial nerve injury in radial groove Muscles impaired Wrist and digit extensors, Abductor pollicis longus, Brachioradialis Hand Wrist drop and unable to extend digits Impaired grip strength (Triceps: lateral and long heads intact permitting forearm extension) 45...
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This note was uploaded on 02/18/2012 for the course MPAS PA 602 taught by Professor Dr.laird during the Fall '10 term at Chatham University.

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UpperExtremityNerveMuscle - No flexion of PIP &...

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