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Peripheral neuropathy Flashcards

1
Q

Clinical findings of musculocutaneous neuropathy

A

C5/C6/C7
Numb lateral forearm
Weak elbow flexion
Weak forearm supination
Absent biceps reflex
Biceps wasting

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2
Q

Clinical findings of axillary neuropathy

A

C5/C6
Numb sergeant’s patch
Weak shoulder abduction from 15-90’
Weak shoulder flexion
Weak shoulder extension
Weak shoulder external rotation
Wasting of deltoid

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3
Q

Clinical findings of radial neuropathy

A

C5/C6/C7/C8/T1
Numb posterior arm and forearm
Numb radial distribution of hand
Weak elbow extension
Weak wrist extension
Weak finger MCPJ extension
Absent triceps reflex
Absent supinator reflex
Wasting of triceps and posterior compartment of forearm

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4
Q

Clinical findings of median neuropathy

A

C5/C6/C7/C8/T1
Numb thenar eminance
Numb median distribution of hand
- lateral 2/3 palm of hand
- lamer aspect lateral 3 1/2 fingers
- distal dorsal aspect of lateral 3 1/2 fingers

Weak forearm pronation
Weak wrist flexion
Wrist wrist abduction
Weak finger flexion except ring and little finger
Weak grip strength and opposition
Weak thumb abduction

Wasting of anterior forearm and thenar eminence

Hand of Benediction

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5
Q

Motor components of radial nerve

A

Posterior compartment of arm
- triceps brachii

Posterior compartment of forearm
- wrist extensors
- finger extensors
- brachioradialis
- supinator

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6
Q

Motor components of median nerve

A

Anterior compartment of forearm EXCEPT flexor carpi ulnaris and medial two parts of flexor digitorum profundus
- wrist flexors
- finger flexors
- pronator teres + quadratus

LOAF muscles
- lateral two lumbricals
- opponens pollicis
- abductor pollicus brevis
- flexor pollicus brevis

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7
Q

Clinical findings of ulnar neuropathy

A

C8/T1
Numb hypothenar eminance
Numb ulnar distribution of hand

Weak wrist flexion
Weak wrist adduction
Weak flexion of ring and little finger at MCPJS and DIPJs, and weak extension at IPJs
Weak finger abduction, adduction and opposition
Wasting of hypothenar eminence and intrinsic muscle of hands

Claw hand

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8
Q

Motor components of ulnar nerve

A

Two muscles of anterior compartment of forearm
- flexor carpi ulnaris
- medial two parts of flexor digitorum profundus

HILA muscles
- Hypothenar eminence
- INterossei
- Lumbricals
- Adductor pollicus

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9
Q

Sensory components of radial nerve

A

Lower posterior arm
Posterior forearm
Lateral 2/3 dorsum of hand
Proximal dorsal aspect of lateral 3 1/2 fingers

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10
Q

Sensory components of medial nerve

A

Thenar eminence
Lateral 2/3 palm of hand
Palmar aspect lateral 3 1/2 fingers
Distal dorsal aspect of lateral 3 1/2 fingers

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11
Q

Sensory components of ulnar nerve

A

Hypothenar eminence
Medial 1/3 palm of hand
Palmar aspect medial 1 1/2 fingers
Whole dorsal aspect of medial 1 1/2 fingers
Medial 1/3 dorsum of hand

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12
Q

C5 joint and critical action

A

Controls shoulder joint
Elbow flexion

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13
Q

C6 joint and critical action

A

Controls elbow joint
Wrist extension

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14
Q

C7 joint and critical action

A

Controls wrist
Elbow extension

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15
Q

C8 joint and critical action

A

Finger flexion and extension

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16
Q

Clinical findings of sciatic neuropathy

A

Loss of power of all muscles below knee resulting in foot drop
Weak knee flexion
Loss of sensation below knee
Loss of ankle jerk and plantar response

17
Q

Clinical findings of tibial neuropathy

A

Loss of sensation to majority of sole of foot
Loss of plantar flexion and foot inversion
Posterior aspect of division of sciatic

18
Q

Clinical findings of femoral neuropathy

A

Weakness of knee extension
Hip flexion weakness
Sensation loss of medial aspect of tight
Loss of knee jerk

19
Q

Clinical findings of common peroneal neuropathy

A

Loss of dorsiflexion, eversion of foot
Loss of sensation in lateral aspect of leg and dorsum of foot

20
Q

Hip flexion nerve root and peripheral nerve

A

L2-L3
Femoral

21
Q

Hip extension nerve root and peripheral nerve

A

L4-L5
Inferior gluteal

22
Q

Knee extension nerve root and peripheral nerve

A

L3-L4
Femoral

23
Q

Knee flexion nerve root and peripheral nerve

A

L5-S1
Sciatic

24
Q

Ankle dorsiflexion nerve root and peripheral nerve

A

L4-L5
Peroneal

25
Q

Ankle plantar flexion nerve root and peripheral nerve

A

S1-S2
Tibial

26
Q

Foot inversion nerve root and peripheral nerve

A

L4-L5
Tibial

27
Q

Foot eversion nerve root and peripheral nerve

A

L5-S1
Peroneal

28
Q

Knee jerk

A

L3-L4
Femoral nerve

29
Q

Ankle jerk

A

S1-S2
Tibial nerve

30
Q

Features of L4,L5 foot drop

A

Weak eversion and inversion
Ankle jerk present

31
Q

Features of sciatic foot drop

A

Weak eversion and inversion
Ankle jerk absent

32
Q

Features of common peroneal nerve foot drop

A

Weak eversion
Inversion intact
Ankle jerk present

BPT Flashcards (32 decks)

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