16 results
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
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Inflammatory Myopathy • Central ... or peripheral neurologic ... Myopathy #mimics #diagnosis ... #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Dizziness and Vertigo Peripheral ... may be present Central ... with vascular causes ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... or the axon of peripheral ... depressed deep tendon reflexes ... and sensitive tests ... #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Test if patient ... Casey Albin MD @ ... #PhysicalExam #neurology ... #comatose #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... Diagnosis: • ... #Syndrome #diagnosis ... management #treatment #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vascular disorders ... #Peripheral #Central ... #differential #diagnosis ... #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) ... Mitochondrial disorders ... Labyrinthitis ○ Epstein-Barr
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... (AG) = {Na - (Cl ... - Differential Diagnosis ... #AcidBase #disorders ... #Summary #Nephrology