Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
 • Peripheral: BPPV, Vestibular Neuritis, Meniere's Disease
 • Central: Stroke, CNS lesion
Presyncope:
 • Cardiac: Valvular Disease, Arrhythmias (SVT/VT), Bradyarrhythmias, HOCM, PE
 • Orthostatic: Hypovolemia, Autonomic dysfunction, Meds
 • Reflex: Vasovagal, Situational, Other
Dysequilibrium:
 • ↓ Sensitive Input: Sens. neuropathy (DM, B12, etc), Visual Impairment, Medications/Toxics (EtOH, AntiCh)
 • Autonomic Dysfunction: Parkinson's disease, DM, Amyloidosis, Primary autonomic dysfunction sx
 • ↓ Coordination/Strength: B12 Deficiency/Syphilis, Cerebellar/Posterior Cords, Prior strokes, Cervical radiculopathy
Other:
 • Psychiatric: Psychophysiological, Psychogenic
 • Other: Sensorineural loss, CO poisoning, Post-traumatic

Jacobi Internal Medicine Chiefs @jmcchiefs

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