30 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... PCR 50% sensitive ... lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... #causes #radiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
infection Diagnosis ... Gastroenteritis) • PCR ... MRI / CT if focal ... #management #infectiousdiseases ... #treatment #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
infection Diagnosis ... Gastroenteritis) • PCR ... MRI / CT if focal ... #management #infectiousdiseases ... #treatment #microbiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... Antimicrobial treatment ... Imaging: - MRI ... tuberculomas, or abscesses ... Demyelinating disease caused
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... : 1. ... Abscess Diagnosis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Source control (abscess ... Tissue penetration (CNS ... (daptomycin in lungs ... • Secondary to Treatment
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... Incubation is 1 ... +/- diarrhea Diagnosis ... Treatment: • ... #microbiology #infectiousdiseases
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... nervous system (CNS ... and treatment can ... neuropathy (LHON) plus MRI ... consistent with MS
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... Causes: • Still's ... Leptospirosis Pel-Ebstein ... Brucellosis • Liver or lung ... #Differential #Diagnosis
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Coccobacillus - Zoonotic Infection ... organism into the lungs ... Culture & GS, PCR ... Moderate Disease: 1) ... #infectiousdiseases