14 results
Differential diagnosis for pyogenic liver abscess:
Infectious etiologies predominate. Most are pyogenic (bacterial). Amebic (Entamoeba histolytica) and
Differential diagnosis ... for pyogenic liver ... • Hepatic Hydatid ... #hepatic #hepatology ... #Differential #
Hepatic Abscess: Microbiology
Common Pathogens: E. Coli, K. pneumoniae, Staphylococcus aureus, Streptococcus pyogenes
Rare pathogens that can cause
Hepatic Abscess: ... Streptococcus pyogenes ... hepatic abscesses ... #diagnosis #differential ... #hepatology
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Diaphragmatic: • Hepatic ... • Subphrenic abscess ... Diagnosis #Algorithm #Hepatology
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Enzymes (LFTs) - Causes ... more specific for hepatic ... value = (ALT + ULN ... Transaminitis #diagnosis #differential ... #hepatology
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... Common bacterial causes ... through: - Hepatic ... children #peds #differential ... #diagnosis #hepatology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pyogenes - K. ... Differential Diagnosis ... #pulmonary #differential ... #causes #management
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Granuloma • Abscess ... Tuberculosis • Septic ... Diagnosis #Algorithm #Causes ... #Pulmonary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Pyogenes • Enterococci ... Cerebral > Splenic, pulmonary ... Glomerulonephritis Septic ... Marantic (NTBE) Differential ... Treat underlying cause
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... to normal • Pyogenic ... Non-Infectious Causes ... Endocarditis • Hepatic ... Fever #Patterns #Differential
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... • ALP > 1.5 x ULN ... bile ducts Differential ... malignancies, Hepatic ... diagnosis #workup #hepatology