16 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior #CVA ... #Peripheral #Central
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
- Differential Diagnosis ... Algorithm #Diagnosis ... #Neurology #Dizziness ... #Peripheral #Central ... #Algorithm #BPPV
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Algorithm Forehead ... Sparing = Central ... Forehead involved = Peripheral ... - Unilateral: Bell's ... #neurology #sparing
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... from Peripheral ... following a finger) • Test ... #Peripheral #Vertigo ... #diagnosis #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
exemplified here by a Bell's ... Nerve #Paralysis #Bells ... #Palsy #Neurology ... #Diagnosis * ... GrepMed Recommended Text
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 ... #differential #diagnosis ... #neurology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
- Differential Diagnosis ... Algorithm • Decreased ... Redistribution/ Shift ... into cells ... #nephrology #phosphate
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
intake, Gl loss, shift ... magnesium into cells ... Hypomagnesemia #algorithm ... #differential #diagnosis ... #causes #nephrology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... Rotary Movement Peripheral ... Bone Fracture Central ... Dizziness #Vertigo #Neurology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
- Differential Diagnosis ... Algorithm Polyuria ... response • Central ... #Polyuria #Nephrology ... #Algorithm #Causes