26 results
COVID-19 Diagnosis and Management Summary
Clinical and laboratory testing
Lung Ultrasound
HRCT scan
In-hospital treatment
Severity assessment and respiratory support 
Post-mortem
COVID-19 Diagnosis ... Clinical and laboratory ... testing Lung Ultrasound ... Post-mortem studies Long-term ... @Revivan75 #COVID19
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... highlight selected differentials ... UAlberta_Sono #False ... lungdiaphragam #ultrasound ... #pulmonary #differential
Lung ultrasound pathology in a COVID-19 positive patient
 - Few B-lines (vertical white lines)
 - Confluent
Lung ultrasound ... pathology in a COVID ... -19 positive patient ... @viamdinh #COVID19 ... POCUS #Clinical #Lung
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... (High Rate of False ... • mouthwash, short-chain ... NSAlDs resulting in false-positive ... #UDS #Testing #Laboratory
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
RPR - False Positives ... positive RPR that ... are rare; case reports ... #Positives #differential ... diagnosis #syphilis #laboratory
Hemothorax - Thoracic ultrasound in trauma
False positive for consolidated lung- organized clot in pleural space after
Hemothorax - Thoracic ultrasound ... in trauma False ... positive for consolidated ... lung- organized ... Hemothorax #Thoracic #ultrasound
COVID-19 POCUS

96 yrs old, discharged 3 wks ago for CAP, treated with amox/clav then cefixime. Returns
COVID-19 POCUS ... But this ultrasound ... Test done: positive ... POCUS #Clinical #Lung ... #Ultrasound #SARSCoV2
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
Approach to a Positive ... disorders of Liver & Lung ... #rheumatology #laboratory ... #differential #
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
with possible COVID ... Chest X-ray - Lung ... ultrasound (thorough ... Nasopharyngeal PCR for COVID ... - CBC with differential
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Specificity and False ... BAL samples • False ... in BAL does not differentiate ... result in + as long ... FalsePositives #Laboratory