386 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... autoantibodies: positive ... • Blood smear: Differential ... → schizocytes, Positive ... #management #treatment
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... findings BPPV • Short-lived ... Positive Hallpike ... Vertigo #Algorithm #differential ... #diagnosis #neurology
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
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 ... #drug #tests #differential ... #diagnosis #toxicology
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 ... lungdiaphragam #ultrasound ... #pulmonary #differential ... #diagnosis #mimics
Gram Positive Bacteria Overview Identification Algorithm #Diagnosis #Microbiology #GramPositive #Bacteria #Identification #Differential #Algorithm #Catalase #Coagulase #Optichin
Gram Positive Bacteria ... Identification Algorithm #Diagnosis ... Identification #Differential
Gram Stain - Bacteria Identification Algorithm
Gram Positive:
 • Rods: Oxidase+, Oxidase-, Fastidious, Anaerobic, Curved
 • Cocci:
Algorithm Gram Positive ... Rods: Branching, Spores ... #microbiology #diagnosis
Rhodococcus - Microbiology Overview

Microbiology:
 • Facultative, intracellular, nonmotile, non-spore-forming
 • Aerobic acid-fast gram-positive coccobacilli
 • Produces
nonmotile, non-spore-forming ... acid-fast gram-positive ... due to trauma Diagnosis ... Treatment: • ... #treatment #pulmonary
Algorithm demonstrating identification of aerobic gram positive bacteria #Diagnosis #Microbiology #GramPositive #Bacteria #Identification #Differential #Algorithm #Coagulase
of aerobic gram positive ... bacteria #Diagnosis ... Identification #Differential
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... Rate of False Positives ... • mouthwash, short-chain ... result in false positives ... Testing #Laboratory #diagnosis