43 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #differential #diagnosis
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Chagas Disease ( ... and Management ... PCR not useful for ... chronic infection ... #Management #Microbiology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... • Abscess, bacteremia ... • Behcet's syndrome ... Leptospirosis Pel-Ebstein ... #Differential #Diagnosis
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential Diagnosis ... vasoconstriction syndrome ... brain injury • Infectious ... Encephalitis, Brain Abscess ... Neurocysticercosis, PML
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: ... Gastroenteritis) • PCR ... ) • CSF (CNS Infection ... #management #infectiousdiseases ... #treatment #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: ... Gastroenteritis) • PCR ... ) • CSF (CNS Infection ... #management #infectiousdiseases ... #treatment #microbiology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
- Differential Diagnosis ... Drugs • ICP / Infections ... Endocarditis + Abscess ... Cimetidine Infections ... Typhoid fever • Chagas
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... and Management ... polymicrobial infection ... Management: • ... Clindamycin in case of PCN
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... Cardiopulmonary Syndrome ... +/- diarrhea Diagnosis ... #management #treatment ... #microbiology #
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
without Sensory Changes ... - Differential Diagnosis ... Cardio-pulmonary disease ... • Endocrine Disease ... Lambert-Eaton Myasthenic Syndrome