1352 results
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Blood cultures are positive ... nodes • Roth’s spots ... Differential Diagnosis ... Endocarditis Diagnosis ... #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... Blood cultures are positive ... cases Culture Positive ... nodes • Roth’s spots ... #cardiology #infectiousdiseases
Gram Stain - Bacteria Identification Algorithm
Gram Positive:
 • Rods: Oxidase+, Oxidase-, Fastidious, Anaerobic, Curved
 • Cocci:
Algorithm Gram Positive ... Rods: Branching, Spores ... #microbiology #diagnosis
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
Positive FAST in the RUQ view demonstrating echogenic clot in Morison’s pouch with adjacent anechoic free
Positive FAST in ... (*) #Clinical #Diagnosis ... #EM #Trauma #Radiology ... HepatorenalRecess #Positive
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... findings BPPV • Short-lived ... Positive Hallpike ... Positive head impulse ... #differential #diagnosis
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
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
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
High T4/T3) - Diagnostic ... specific, so if positive ... , you’ve diagnosed ... pregnancy affects diagnostic ... #Hyperthyroid #Diagnosis
Simplified Diagnostic Algorithm for Tachydysrhythmias

#Tachycardia #Tachydysrhythmias #Management #Treatment #Algorithm #Cardiology #Diagnosis
Simplified Diagnostic ... Treatment #Algorithm #Cardiology ... #Diagnosis