diagnosis: evaluation of...
-signs: objective abnormalities; definitive, can measure
-symptoms: objective, can't measure
syndrome: condition in which certain signs & symptoms appear together
-acute: suddenly, for a short time
-chronic: long lasting
etiology: study of causes of disease
-idiopathic: no known cause
pathogenesis: progression of disease
epidemiology: occurrence/distribution/transmission of disease
- endemic: occurs in local region
- epidemic: occurs in a high number of individuals
- pandemic: occurs in large geographic area
- radiography: x-rays sent to photographic film
- computed tomography (cat scan, CT scan): circular structure rotates around a patient, x-bands
- magnetic resonance imaging (MRI): magnetic field causes emission of radio frequency waves
- ultrasonography (ultrasound): ultrasonic/high frequency sound waves, reflected off of tissues
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