45 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... hemorrhage • CSF PCR ... Toxoplasma gondii PCR ... • JC-virus PCR ... Enhancement • PCR
Algorithm and Causes of an Elevated Hemidiaphragm #Diagnosis #Radiology #EM #IM #PCC #Elevated #Hemidiaphragm #ElevatedHemidiaphragm #Diaphragm
Algorithm and Causes ... Hemidiaphragm #Diagnosis ... #Radiology #EM ... #IM #PCC #Elevated ... ElevatedHemidiaphragm #Diaphragm #Differential
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Pregnancy • CNS ... infection Diagnosis ... Gastroenteritis) • PCR ... #management #infectiousdiseases ... #treatment #microbiology
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
+/- diarrhea Diagnosis ... • Hantavirus PCR ... • Autopsy PCR ... Treatment: • ... #microbiology #infectiousdiseases
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Pregnancy • CNS ... infection Diagnosis ... Gastroenteritis) • PCR ... #management #infectiousdiseases ... #treatment #microbiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... PCR 50% sensitive ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Diagnosis Framework ... Unilateral Mydriasis: CN ... Ill paralysis (PCA ... Psilocybin mushrooms, PCP
Causes of Acute Pharyngitis
• 200 visits per year per 1000 people
   - i.e. 400
visits/year for a PCP ... - 11 million diagnoses ... herpangina), EBV, CMV, HIV ... #differential # ... diagnosis #microbiology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Scl70 (in some cases ... -70 (in some cases ... Rods/rings: - HCV ... Cytoplasmic #Patterns #differential ... #diagnosis #rheumatology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
immunocompetent (HIV ... ringenhancing #lesions #cns ... #brain #diagnosis ... #differential # ... algorithm #causes