Neurologic Disorders

kukuhkjhh's version from 2017-05-02 01:43

Section 1

Question Answer
What are the most common causes of dementia ?alzheimer's , vascular and parkinson's disease
Progressive destruction of the neurons leads to atrophy of the .....leads to atrophy of the cerebral cortex and enlargements of the ventricles
What is a cerebrovascular (CVA) stroke ?brain injury resulting from acute vascular lesions (hemorrhage, thrombosis, aneurysm) 

What is the 3rd leading cause of death ?CVA/ stroke
What are 80% of CVA/strokes ?80% atherosclerosis; infarction; ischemic (non-hemorrhagic CVA has gradual onset)
What are 20% of CVA/strokes ?20% subarachnoid HEMORRHAGE (rapid onset and intense signs and symptoms)
What are signs of an acute stroke ?1. sudden severe headache with no known cause 2. unexplained dizziness, unsteadliness or sudden falls, 3. sudden difficulty speaking or double understanding speech 4.
What are some bleeding risks associated with stroke ?anti-coagulation therapy
When should you defer care for a patient with a stroke ?elevated BP (180/110)
T/F Renal osteodystrophy and uremic peripheral neuropathy occur in both ARF and CRF ?

Section 2

Question Answer
What is status epilepticus ?occurrence of repeated seizures over a short time without recovery
When can status epileptic withstand dental care ?at least 2 weeks after last seizure
What is the risk of bleeding with epilepsy ?thrombocytopenia secondary to medication
What medication that pts. with epilepsy take cause GINGIVAL OVERGROWTH ?gingival overgrowth secondary to phenytoin
What is parkinson's disease ?a progressive neurodegenerative disorder of neurons that produce dopamine
What % of dopamine in the neurons must be depleted before symptoms of parkinson's disease arise ?80%
What is multiple sclerosis ?most common autoimmune disease of the nervous system, characterized by chronic and continuous demyelination of the CORTICAL SPINAL TRACT neurons