Drug screening: What does it identify?
Metabolites of illegal drugs used
Drug screening: What sample is most commonly used?
Urine
Drug screening: Which tests are better from the blood?
Toxicology tests for drug overdose
Poisoning
Drug screening: Who uses drug screening?
Employers
Law...
NSG 550 EXAM 3. DIAGNOSTIC
REASONING FOR NURSE
PRACTITIONERS
MRI: What does it visualize?
Anatomy including 3 main structural divisions:
Cerebrum
Brainstem
Cerebellum
MRI: What does the MRI Identify?
Benign and malignant neoplasms, edema, and herniation
What should be use to identify benign and malignant neoplasms, edema, and
herniation
MRI
What is the most accurate test to identify herniated vertebral discs?
MRI
MRA: What does it stand for?
Magnetic resonance angiography
What does an MRA visualize?
,Aterial blood flow.
Intracranial aneurysms
What if a patient cannot have an MRA, but needs one?
A carotid ultrasound can be used.
Carotid artery duplex scan: What is it used for?
To identify occlusive disease in the carotid artery or its branches.
For what types of patients is a carotid artery duplex scan recommended?
Patients with CVA, PVD, and neurologic symptoms
What are considered neurological problems?
TIA
Hemiparesis
Paresthesia
Dizziness
Syncope
Acute Speech Deficits
Acute Visual Deficits
Carotid Bruit
What kind of test is an MRA?
angiography
What kind of test is an MRI?
imaging
, What kind of test is a carotid artery duplex scan?
Ultrasound
What kind of test is a CT of brain?
Xray
When is a CT of brain indicated?
When CNS disease is indicated
What can a CT of brain diagnose?
Brain tumors, infarction, bleeding, hematomas
What can you use to diagnose crain tumors, infarction, bleeding, hematomas?
CT of brain
What test should be the initial test to obtain when a stroke is suspected?
Non-contrast CT
What kind of test is a Myelography?
Xray
What does a myelography do?
Provides radiographic visualization of the subarachnoid space of the spinal canal.
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