24 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... #HINTS #Exam #PhysicalExam ... #Testing #Vertigo ... #Central #Peripheral ... #Neurology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic ... Redistribution - 1° HPT ... - 1° Renal PO4 wasting ... phosphorus #low #diagnosis ... #differential #nephrology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... CVA #Peripheral #Central ... #HeadImpulse #Testing
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome Testing ... INDICATIONS FOR TESTING ... Cushing syndrome (central ... Cushing #Syndrome #diagnosis ... #algorithm #endocrinology
Central vs Nephrogenic Diabetes Insipidus - Desmopressin Challenge
Give desmopressin (intranasal, SQ, IV) and monitor UOsm every
Central vs Nephrogenic ... BostonChiefs #Central ... Desmopressin #Challenge #diagnosis ... #nephrology #testing
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
facies LR +1.6 Central ... #Ratios #LRs #PhysicalExam ... #diagnosis #endocrinology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... #Peripheral #Central ... #Vertigo #diagnosis ... symptoms #comparison #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... TylerLarsenMD #HINTS #physicalexam ... #Central #Peripheral ... #Vertigo #diagnosis ... #neurology #bppv
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... Pronator #Drift #Testing ... #Stroke #physicalexam ... #diagnosis #neurology
Diagnostic Testing for Meningitis
History:
 • Triad: Fever, neck stiffness, and altered mental status
 • Sens: 44%
Diagnostic Testing ... stiffness, and altered mental ... #Meningitis #diagnosis ... #testing #physicalexam ... #Specificity #diagnosis