13 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... Casey Albin MD @ ... #PhysicalExam #neurology ... #comatose #diagnosis
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... result is positive (abnormal ... cause of AVS and ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Etiologies of Peripheral ... CIDP, Guillain-Barre ... Paraprotein-associated (POEMS syndrome ... #differential #diagnosis ... #causes #neurology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Normotensive: • UCl ... Post-hypercapnia • UCl ... #Algorithm #nephrology ... #causes #low #potassium
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Decreased / Absent Reflexes ... Diagnosis: • ... #Syndrome #diagnosis ... management #treatment #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... depressed deep tendon reflexes ... and sensitive tests ... #Syndrome #diagnosis ... #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... cord • Guillain-Barre ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... : • Normal: Air ... cause unknown) ... II ○ Susac’s syndrome ... Labyrinthitis ○ Epstein-Barr
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... the indicated causes ... urine #Algorithm #nephrology ... #differential #diagnosis