15 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... multiple lesions Infectious ... : • Bacterial ... differential #diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... of PCN allergy ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Viral and bacterial ... • Acute bacterial ... Causes: • Still's ... Leptospirosis Pel-Ebstein ... Brucellosis • Liver or lung
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... affecting the lungs ... Response: • Most bacteria ... staining, NAA (PCR ... TB #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... affecting the lungs ... Response: • Most bacteria ... staining, NAA (PCR ... TB #Diagnosis #Management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... tuberculosis, Bacterial ... , and fever BACTERIAL ... factor • May cause ... #Infections #HIV
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Diagnosis and Management ... Coccobacillus - Zoonotic Infection ... Splashing infected material ... organism into the lungs ... Culture & GS, PCR
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Initial Management ... outflow and reduces arterial ... Syndrome • Syndrome caused ... • Management: ... progressive inflammatory infection
The algorithm below shows how pre-test probability could be combined with various criteria to determine which
-HSV-PCR is generally ... indolent process than bacterial ... awaiting an HSV PCR ... would cause harm ... is proposed: #Management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Related Acute Lung ... Infection - Infection ... very rare), or bacterial ... • Bacterial contamination ... Transfusion #diagnosis #management