620 results
Valgus Stress Test in MCL Injury

In this video you can have a great visual of a
great visual of a positive ... rarephysio #Valgus #StressTest ... #MCL #Injury #Positive
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress ... dr.dold.md #Varus #StressTest ... #LCL #Injury #Positive
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
Lung ultrasound pathology in a COVID-19 positive patient
 - Few B-lines (vertical white lines)
 - Confluent
Lung ultrasound ... in a COVID-19 positive ... Clinical #Lung #Ultrasound
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... POCUS #Ocular #Ultrasound
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
Hemothorax - Thoracic ultrasound in trauma
False positive for consolidated lung- organized clot in pleural space after
Hemothorax - Thoracic ultrasound ... trauma False positive ... Hemothorax #Thoracic #ultrasound
Positive FAST exam - Morrison’s Pouch

Ever so often its nice to gaze upon a crisp &
Positive FAST exam ... crisp & clean positive ... Hemorrhage #pocus #ultrasound ... #trauma #FAST #Positive