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Free fluid + empty uterus + positive pregnancy test = better start looking for a mass!
If
empty uterus + positive ... jchristianfox #FreeFluid ... Pregnancy #Ultrasound #POCUS
Free Fluid on Fast Exam

Free fluid in the LLQ typically first collects around the spleen and
doing your e-fast POCUS ... @eabramsMD #FreeFluid ... Clinical #clinical #pocus ... #trauma #Positive
Positive Free Fluid on Bladder FAST exam - Sagittal POCUS View

You perform a FAST on this
Positive Free Fluid ... exam - Sagittal POCUS ... #Positive #FreeFluid ... Bladder #FAST #exam #POCUS
Pneumoperitoneum on POCUS

Elderly M with hypotension, abdominal pain and respiratory distress! Let's scan the abdomen first!!!
Pneumoperitoneum on POCUS ... Abdominal #Ultrasound #FreeFluid ... #Perforation #POCUS
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 ... all negatives Positive
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 ... may cause false-positive
Positive FAST in the RUQ view demonstrating echogenic clot in Morison’s pouch with adjacent anechoic free
Positive FAST in ... Trauma #Radiology #POCUS ... HepatorenalRecess #Positive
Positive FAST exam - Morrison’s Pouch

Ever so often its nice to gaze upon a crisp &
Positive FAST exam ... crisp & clean positive ... got us hooked on POCUS ... pouch #Hemorrhage #pocus ... #trauma #FAST #Positive
Vancomycin and Dalbavancin (lipoglycopeptide antibiotics) - Antibiotics Class Overview

Mechanism: Glycopeptide -  inhibits cell wall synthesis
synthesis in Gram positives ... Spectrum: gram positive ... or proven gram positive ... choice for gram positive
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... Rate of False Positives ... resulting in false-positive ... result in false positives ... enough to prevent positive