10 results
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Predictive Value Calculation ... Positives #PositivePredictiveValue ... #PPV #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
implies being able ... #Specificity #PositivePredictiveValue ... NegativePredictiveValue #Calculation ... #Table #PPV #NPV ... #Formulas #Statistics
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Biostatistics #statistics ... Epidemiology #Equations #calculations ... #specificity #PPV ... #NPV
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Predictive Value Calculation ... NegativePredictiveValue #NPV ... Biostatistics #statistics ... Epidemiology #Equations #calculations
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 ... with posterior circulation ... signs #symptoms #comparison
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
diagnosis #neurology #bppv ... #comparison #table
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Positional Vertigo (BPPV ... differential #diagnosis #comparison ... #table
Replacement Heart Valves - Mechanical and Bioprosthetic
Mechanical Valves:
 • Ball and Cage Valves: Hufnagel Caged Ball
Stentless: Toronto SPV ... Bioprosthetic #comparison ... #table #thoracic
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Pressure Variation (PPV ... pulse pressure (PPV ... is analogous to PPV ... to the central circulation ... #criticalcare #comparison
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
terbinafine, thiazidic, PPI ... druginduced #lupus #sle #comparison ... #table #rheumatology