18 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... Blood cultures • CXR ... early disease) • CXR ... decubitus - air fluid level ... #differential #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Non-Infectious: • Rheumatologic ... Mediterranean Fever ... - Metastatic: Lung ... #cardiology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... explain symptoms • Fever ... : 33% • Treatment ... fluid balance, and CXR ... pulmonary edema) • Fever
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
pneumonia • formerly BOOP ... Unknown • 6-7 cases ... cough, dyspnea, fever ... - Imaging: • CXR ... Organizing Pneumonia Treatment
Based on the images alone, it is usually not possible to determine the cause of the
with cough and fever ... with low oxygen level ... nodular interstitial lung ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... , ↓ Fibrinogen level ... Drugs, Unknown cause ... Treatment: • ... #summary #rheumatology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... night sweats, fever ... Septic Emboli Cause ... Persistent bacteremia/fevers ... diagnosis #management #cardiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
SIow growing, Long ... • Cellulitis: Fever ... 13%), Pneumonia, Endocarditis ... Treatment: • 50% ... microbiology #zoonotic #infectiousdiseases
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... , dyspnea, +/- CXR ... - 80% have fever ... organ damage • Treatment ... diagnosis #management #hematology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... lines, osteo, endocarditis ... (daptomycin in lungs ... • Secondary to Treatment ... SJS, DIHS, drug fever