Shared Flashcard Set

Details

Opt 637 CNS Exam 1
Dr Smith Lecture 10
69
Medical
Graduate
09/23/2011

Additional Medical Flashcards

 


 

Cards

Term
What is the most common type of HA pt's will present with?
Definition
tension-type HA
Term
Do tension type HA's throb?
Definition
No
Term
What is the nature of the pain in tension type HA?
Definition
constant pain of moderate intensity in a bilateral band across the head.
Term
What secondary sx are tension type HA's associated with?
Definition
Pericranial muscle pain
Term
Do tension type HA's cause nausea and vomiting?
Definition
no
Term
Can chronic tension type HA's cause anorexia?
Definition
yes
Term
How long does a tension type HA last?
Definition
30 min to 7 days
Term
What type of HA often disturbs the pt's sleep cycle?
Definition
tension-type HA
Term
Does physical activity aggravate tension-type HA?
Definition
no
Term
What are the 3 types of tension type HA's?
Definition
Infrequent

frequent

chronic
Term
What is the criteria for a HA to be considered an infrequent episodic TTH?
Definition
occurs less than on day a month
Term
What is the criteria for a HA to be considered an frequent episodic TTH?
Definition
occurs 1-14 days per month
Term
What is the criteria for a HA to be considered a chronic TTH?
Definition
Occurs more than 15 days per month
Term
If TTH are more frequent, does the pain increase in intensity?
Definition
No
Term
What is the pathophysiology of TTH?
Definition
Suspected to be pericranial myofascial neural signals that are misinterpreted as pain.
Term
Is there a strong genetic component to TTH sufferers?
Definition
No, this is opposite of migraineurs who do show familial tendency
Term
What is the tx for TTH?
Definition
pt education

stress reduction

pharmacotherapy
Term
What are drugs for TTH tx?
Definition
For acute attack: analgesics (ibuprofen or acetaminophen)

Amitryptiline nightly for prophylaxis (tricycle antidepressant)
Term
What should TTH pt's be taught?
Definition
How to identify and eliminate triggers (HA diary)

It will not kill them or cause blindness (some pt legitimately worry since the pain is so acute)
Term
What drugs should be avoided for TTH?
Definition
opioid medications, they do not relieve the pain and may exacerbate it.
Term
Are sinus HA's recurrent?
Definition
If pt has this complaint it is probably a TTH
Term
What is the cause of true sinus HA?
Definition
inflammation of paranasal sinuses
Term
Where is the pain located in a sinus HA?
Definition
pain and tenderness in area around affected sinus
Term
What exacerbates sinus HA pain?
Definition
changes in position

percussion (tapping on sinus)

sneezing

coughing
Term
What are tx for sinus HA?
Definition

decongestants

 

AB's (PCN, cephalosporins)

 

sinus lavage (neti pot)

Term
What is the cause of HA for 2% of HA sufferers?
Definition
intracranial mass
Term
What % of intracranial mass pt's suffer from HA?
Definition
20.00000%
Term
What causes the pain in intracranial mass pt's?
Definition
The increased intracranial pressure that the mass exerts
Term
What is a traction HA?
Definition
HA due to increased intracranial pressure; e.g. intracranial mass is present
Term
What age do intracranial mass HA tend to present?
Definition
in middle or late life
Term
What is the nature of the pain in intracranial mass HA?
Definition
deep, dull, and steady
Term
Does intracranial mass HA cause nausea?
Definition
If present it is slight
Term
If vomiting is present what is an intracranial mass exerting pressure on?
Definition
medulla
Term
Can intracranial mass HA increase in pain with a change in position?
Definition
Yes, but it is a poor ddx
Term
What are associated s/sx of intracranial mass HA?
Definition
memory loss

disorientation

visual changes

seizures

numbness or weakness in extremity
Term
What is the tx of intracranial mass HA?
Definition
Need to get the mass out! Surgery.
Term
What is an idiopathic intracranial HTN HA?
Definition
pseudotumor cerebri (PTC)

Increased resistance in arachnoid villi decrease CSF movement into venous drainage

Pt presents with s/sx of an intracranial mass, but they in fact do not have one
Term
What is the main cause of idiopathic intracranial HTN HA?
Definition
90% unknown. Increased resistance in arachnoid villi decreases CSF movement into venous drainage --> diffuse head pain due to increased intracranial pressure
Term
What is the nature of the pain in idiopathic intracranial HTN HA?
Definition
diffuse head pain
Term
What physiological change can cause an idiopathic intracranial HTN HA?
Definition
Increased thickness of basement membrane --> poor CSF drainage --> diffuse head pain
Term
What is the incidence of idiopathic intracranial HTN HA?
Definition
.9 per 100,00; primarily in women
Term
What is a common comorbidity in idiopathic intracranial HTN HA?
Definition
obesity in more than 50%
Term
What is the ratio of men to women in idiopathic intracranial HTN HA?
Definition
8:1 women:men
Term
What is the primary age for idiopathic intracranial HTN HA?
Definition
20-44 overweight females
Term
What is the pain of an idiopathic intracranial HTN HA like?
Definition
pounding HA that increases in intensity
Term
What are ocular SE of idiopathic intracranial HTN HA?
Definition
diplopia (CN VI) in 36%

blurred vision in 68%

papilledema in 90-100% of cases
Term
What are secondary s/sx seen in idiopathic intracranial HTN HA?
Definition
N&V definitely possible

dizziness

pulsatile tinnitus in 58%
Term
What % of idiopathic intracranial HTN HA sufferers present with tinnitus?
Definition
58.00000%
Term
What are nutritional causes of idiopathic intracranial HTN HA?
Definition
hypervitaminosis A

Vit D deficiency
Term
What are medications that are often seen in idiopathic intracranial HTN HA sufferers?
Definition
tetracyclines

oral contraceptives

fluoroquinolones

Retin-A

steroids

NSAIDs
Term
What endocrine disorders are seen with idiopathic intracranial HTN HA sufferers?
Definition
pregnancy

hyper or hypo thyroid disorder

Cushing's

Addison's
Term
What vascular dz is commly comorbid with idiopathic intracranial HTN HA?
Definition
collagen vascular disorders like SLE
Term
How are idiopathic intracranial HTN HA's diagnosed?
Definition
Dx by exclusion! Must rule out serious infection or intracranial masses

MRI or CT

evaluate CSF
Term
What will be seen in medical imaging for idiopathic intracranial HTN HA?
Definition
MRI or CT will show no mass or lesion

However, will show slit-like ventricles (increased CSF pressure)
Term
What is typically seen in idiopathic intracranial HTN HA sufferers when their CSF is evaluated?
Definition
intracranial pressure > 250 mm H2O (70-180 is normal)

No tumor, infective or inflammatory cells will be seen
Term
What is used to rule out venous sinus thrombosis in idiopathic intracranial HTN HA dx?
Definition
MRV
Term
What is an MRV?
Definition
magnetic resonance venography
Term
What is the tx for idiopathic intracranial HTN HA?
Definition
weight loss

fenestrate optic nerve sheath to relieve pressure

discontinue causative meds

prednisone for inflammation

acetazolamide or diamox w/ diuretic

May require repeated lumbar puncture
Term
What meds are used for idiopathic intracranial HTN HA tx?
Definition
acetazolamide or diamox

Given with a diuretic

prednisone for inflammation
Term
What is the purpose of a diuretic in idiopathic intracranial HTN HA tx?
Definition
To reduce CSF production --> reduced intracranial pressure
Term
What is the purpose of repeated lumbar puncture for idiopathic intracranial HTN HA?
Definition
Drain CSF to reduce intracranial pressure
Term
What is known as the 'suicide dz'?
Definition
trigeminal neuralgia
Term
When is trigeminal neuralgia's often seen?
Definition
middle to late life (after 50)
Term
What is the nature of pain in trigeminal neuralgia?
Definition
sudden, lightning like paroxysms of facial pain
Term
How are trigeminal neuralgies different from SUNCT?
Definition
the pain is very short lived (tic douloureux) and will remit.
Term
How often does trigeminal neuralgia pain present?
Definition
Several times per day for 1-2 minutes per attack

Can be triggered by light touch or vibration
Term
What HA type can be triggered by vibration?
Definition
trigeminal neuralgia
Term
What is used to treat trigeminal neuralgia?
Definition
carbamazepine (anti-convulsant)
Term
What is a surgical tx for cranial neuralgia?
Definition
surgical shield between nerve and vessel if compression is cause
Supporting users have an ad free experience!