Peripheral neuropathy Flashcards
How is the brachial plexus divided?
roots, trunk, divisions, cords
Name two conditions associated with mononeuropathies?
diabetes
drugs
vasculitis
infection
Name an infections associated with mononeuropathy?
lyme’s disease
HIV
Name a mononeuropathy
ulnar nerve
radial nerve
What is the most common site of compression for radial neuropathy
spiral groove humerus
What is the most common site of compression for ulnar neuropathy
medial epicondyle of humerus
Which muscles are affected in carpal tunnel syndrome?
LOAF
Lumbricals I+II
Opponens pollicis
Abductor pollicis brevis
Flexor pollicis brevis
What is the definition of polyneuropathy?
=length dependent
mixed proximal and distal
sensory, motor, sensorimotor
Name three causes of polyneuropathies
Diabetes
Alcohol
Nutritional- B12/folate/B1/B6
Immune
Drugs
HIV
paraneoplastic
critical illness
Name one drug that causes polyneuropathy
amiodarone
cisplatin
isoniazide
Why is GBS worrying?
respiratory and bulbar features
autonomic problems
How is GBS diagnosed?
LP- CSF
Nerve conduction studies
Clinical
What would the LP show in GBS?
raised protein but normal WCC
What is the management of GBS?
IV immunoglobulin
Plasma exchange
Name three blood tests to diagnose a neuropathy
HBA1C
FBC
U+Es
LFTs
TFTs
B12/folate
Protein electrophoresis
