2868 results
Valgus Stress Test in MCL Injury

In this video you can have a great visual of a
great visual of a positive ... Panagiotis Arsenis ... #MCL #Injury #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 ... #drug #tests #differential
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
Gram Positive Bacteria Overview Identification Algorithm #Diagnosis #Microbiology #GramPositive #Bacteria #Identification #Differential #Algorithm #Catalase #Coagulase #Optichin
Gram Positive Bacteria ... Identification #Differential
Algorithm demonstrating identification of aerobic gram positive bacteria #Diagnosis #Microbiology #GramPositive #Bacteria #Identification #Differential #Algorithm #Coagulase
of aerobic gram positive ... Identification #Differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
worsen with head position ... Positive Hallpike ... vestibular neuritis); positive ... Positive head impulse ... Vertigo #Algorithm #differential
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
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
autoantibodies: positive ... • Blood smear: Differential ... → schizocytes, Positive
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Adrenal Mass - Differential ... Releasing Adenoma (Positive ... :Renin Ratio) Positive ... AdrenalMass #Benign #Differential