27 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... Infectious: ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Diagnosis Algorithm ... Papules & Mucosal Lesions ... Septic Bursitis • Abscess ... #JointPain #MSK
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Antimicrobial treatment ... tuberculomas, or abscesses ... #differential # ... diagnosis #AIDS
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... Febrile illness + ARDS ... +/- diarrhea Diagnosis ... Treatment: • ... #microbiology #
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
- Amebic Abscess ... nodular liver lesions ... imaging #radiology #Differential ... #Ddx #Diagnosis ... #Microbiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... stable residual lesion ... Differential Diagnosis ... #pulmonary #differential
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Coccobacillus - Zoonotic Infection ... papulo-ulcerative lesion ... Culture & GS, PCR ... Treatment: ... infectiousdiseases #microbiology
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Floppy Newborn) - Differential ... Diagnosis Algorithm ... Hemorrhage • CNS Infection ... Intracranial Mass/lesion ... Hematoma • Abscess
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... Marantic (NTBE) Differential ... or destructive lesion
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of HIV/AIDS patients ... be present: • AIDS ... osteomyelitis, cutaneous abscesses ... leukoencephalopathy (PML ... Leishmaniasis Differential