chpt 18- facial pain and neuromuscular disease Flashcards
3 symptoms with dysfunction of motor nerves
Lack of motion
Weakness
Loss of function
loss of sensation
anesthesia
partial loss of sensation
hypoesthesia
change of sensation
paresthesia
increased sensation
hyperesthesia
CN VII (facial nerve) is mostly ____ with some ____
mostly motor with some sensory
unilateral paralysis of CN VII
Bell’s Palsy
What systemic disease has a high rate of Bell’s palsy
Multiple Sclerosis
75% of Bell’s palsy caused how
trigger event (viral infection, exposure to cold, pregnancy)
Is it called Bell’s palsy if the the paralysis is secondary to surgical or traumatic severance of the nerve
no
Syndrome that can have Bell’s Palsy associated
Melkesson – Rosenthal
Demographic for Bell’s Palsy
middle aged
What is usually cause of Bell’s Palsy in children
Secondary to viral infection, Lyme disease, or earache
Clincial appearance of Bell’s Palsy
mask like appearance, inability to smile, close one eye or wink, raise one eyebrow, corner of mouth droops
Is there a universal treatment for Bell’s Palsy
no
what is the recovery rate for Bell’s Palsy
82% recover slowly within 6 months
these may mimic pain of dental origin so must rule out dental inflammatory disease
neuralgias and headaches
How will patients act/feel with neuralgias and headaches
confused, frustrated, afraid
Called Tic douloureux, affecting the trigeminal nerve (CN V)
trigeminal neuralgia
Symptoms of Tic Douloureux/ Trigeminal Neuralgia
extremely severe, electric shock, sharp, lancinating pain in one or more trigeminal branches
Most common of all the neuralgias
tic douloureux/trigeminal neuralgia
3 divisions of CN V
ophthalmic (i)
maxillary (ii)
mandibular (iii)
trigeminal neuralgia most commonly involves which branches
mostly middle (maxillary) and lower (Mandibular), but can be all 3 divisions
Criteria diagnosis of trigeminal neuralgia/tic douloureux
abrupt attack, initiated by a light touch and specific, constant trigger . Duration of single spasm <2 min
Is there motor deficit in trigeminal neuralgia/tic douloureux
No
What can decrease pain in trigeminal neuralgia/tic douloureux
Carbamazepine
Common trigger point for trigeminal neuralgia/tic douloureux
nasolabial folds
Vermillion border
Periorbital skin