13 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior #CVA
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Artery #Strokes #Syndromes ... #CVA #Territory ... Localization #Effects #Neurology ... #Diagnosis #Table ... Review in Clinical Neurology
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
reflex response ... A positive test, ... also known as a ... PhysicalExam #Diagnosis ... #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... /flaccid limbs vs ... #PhysicalExam #neurology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Denosumab, Estrogen based ... , CA Inh., Osmotic ... #Differential #Diagnosis ... Workup #phosphate #nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... • Provocative Tests ... absent anal wink test ... #differential #diagnosis ... #causes #neurology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... acid-base status ... urine #Algorithm #nephrology ... #differential #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... (AG) = {Na - (Cl ... D-lactate (short bowel syndrome ... sedation, narcotics, CVA ... #Summary #Nephrology
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
testing is largely based ... components: targeted neurologic ... if the cause is peripheral ... #Diagnosis #AVS ... #Posterior #CVA
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 ... pathophysiology as ... #neurology