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diagnosis neurology vertigo maneuver physicalexam management clinical differential video instructions positional epley comparison dix peripheral central dizziness epidemiology hallpike algorithm
Important Biostatistics and Epidemiology Equations Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics ... #specificity #PPV ... #NPV
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix Sensitivity refers to the test's ability to correctly
False-Negative Contingency ... FalseNegative #Contingency ... ConfusionMatrix #Biostatistics
Epley Maneuver for BPPV Canalith Repositioning #Management #BPPV #Epley #Maneuver #Repositioning #Canalith #Vertigo
Epley Maneuver for BPPV ... #Management #BPPV
Causes of Vertigo - Differential Diagnosis Algorithm #Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Central #Algorithm #BPPV
Characteristics of Peripheral and Central Vertigo PERIPHERAL VERTIGO • Onset: Sudden • Intensity: Severe initially, often decreasing
than a minute for BPPV ... posterior canal BPPV ... horizontal canal BPPV ... Induces vertigo (BPPV
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan Beta-D-Glucan: • Polysaccharide cell wall component of many fungi •
Spec -80% for IA, PPV ... < 50%, NPV > 90%
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis BENIGN PAROXYSMAL POSITIONAL VERTIGO • Age: More common
Positional Vertigo (BPPV ... consistent with BPPV ... ) #Vertigo #BPPV
Arterial Lines & Waveforms Arterial lines permit continuous invasive blood pressure measurement, frequent arterial blood sampling, and
PRESSURE VARIATION (PPV ... Pressure Variation (PPV ... volume (increased PPV
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV) • Latency (delay
Positional Vertigo (BPPV ... findings #signs #bppv
USMLE Epidemiology and Biostatistics Summary Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... PPV: proportion ... prevalence is low, then PPV ... specificity -> higher PPV ... #Epidemiology #Biostatistics
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