2424 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
PositivePredictiveValue #NegativePredictiveValue ... Calculation #Table #PPV ... #NPV #Formulas
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo - Differential ... Central #Algorithm #BPPV ... #Differential #
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%
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
#specificity #PPV ... #NPV
Back to Basics: Postpartum Hemorrhage

#Diagnosis #Management #Postpartum #Hemorrhage #PPH #4Ts #Differential
Postpartum #Hemorrhage #PPH ... #4Ts #Differential
Genital Ulcer - Differential Algorithm
Painful
 - H. ducreyi (Chancroid)
 - HSV
Painless
 - T pallidum (Chancre)
 -
Genital Ulcer - Differential ... Chlaymydia - HPV ... Genital #Ulcers #Differential
Causes of Post-Partum Fever - Differential Diagnosis Algorithm
6 W's for causes of PPF
 - Wind: pneumonia,
Post-Partum Fever - Differential ... for causes of PPF ... PostPartum #Fever #PPF ... #Differential #
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
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation: Differential ... in aVR > 0.7: ppv ... NPV = 95% 4. ... diagnosis #ekg #differential
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
#Prolonged #PPT ... #PT #INR #Differential