15 results
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... • Hantavirus PCR ... • Autopsy PCR ... Hantavirus #diagnosis #management ... #microbiology #infectiousdiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
hemorrhage • CSF PCR ... Toxoplasma gondii PCR ... • JC-virus PCR ... Enhancement • PCR ... opportunistic #InfectiousDiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... of PCN allergy ... Abscess Differential ... #causes #management
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
but important causes ... ribosomal RNA PCR ... - PCR for ... Endocarditis #diagnosis #differential ... #workup #infectiousdiseases
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Diagnosis and Management ... Coccobacillus - Zoonotic Infection ... organism into the lungs ... Culture & GS, PCR ... #treatment #infectiousdiseases
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
the majority of infections ... SIow growing, Long ... specificity of PCR ... microbiology #zoonotic #infectiousdiseases ... #diagnosis #management
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Diagnosis and Management ... transmission as zoonotic infection ... • Anorexia, Nausea ... relevance of +PCR ... #microbiology #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Pneumonia: • PVL ... #Infections #HIV ... #diagnosis #infectiousdiseases
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Skin exam for infection ... event, follow ACC ... Recent PCI/stenting ... since elective PCI ... unless prior heart/lung