2433 results
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
- Persistently positive ... - Single positive ... involvement - Echocardiogram ... positive for IE ... #Endocarditis #diagnosis
Evaluation of suspected incomplete Kawasaki Disease

1. AHA consensus recommendations
2. Infants ≤6 months old on day ≥7
if they have no clinical ... is considered positive ... If echo is positive ... those >day 10 with clinical ... #Diagnosis #Peds
Pneumopericardium on POCUS Echocardiogram

This 70yo male presents with sob. He is in a left lateral decub
Pneumopericardium on POCUS Echocardiogram ... lateral decub position ... Which diagnosis ... Pneumopericardium #POCUS #Echocardiogram ... #clinical #cardiology
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Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
TP + FN) = true positives ... disease absent Positive ... TP + FP) = true positives ... / all positives ... #calculations #diagnosis
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Can Cause False Positives ... yielding false-positive ... can cause false positives ... Amphetamine false positives ... #differential #diagnosis
Positive FAST in the RUQ view demonstrating echogenic clot in Morison’s pouch with adjacent anechoic free
Positive FAST in ... free fluid (*) #Clinical ... #Diagnosis #EM ... HepatorenalRecess #Positive
Right Parasternal View on POCUS Echocardiogram
 - Right lateral decubitus position with transducer at 2nd/3rd Intercostal
View on POCUS Echocardiogram ... lateral decubitus position ... #view #POCUS #Echocardiogram ... #clinical #cardiology
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Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... Rate of False Positives ... result in false positives ... enough to prevent positive ... Testing #Laboratory #diagnosis
Jugular Venous Pressure Measurement
Examiner places the patient in a reclined position and puts the base of
in a reclined position ... Positive: JVP > ... #Diagnosis #PhysicalExam
Positive and Negative Likelihood Ratios Calculations
#Diagnosis #Likelihood #Ratios #LR #Calculations #Equations #Positive #Negative
Positive and Negative ... Calculations #Diagnosis ... Calculations #Equations #Positive