284 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... : • 80% have fever ... #Abscess #pulmonary ... #differential # ... causes #management
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Psittacosis, Q fever ... , Typhoid fever, ... , Dengue fever, ... , Drug fever ... #bradycardia #differential
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Typhoid Fever ... • Drug Fever ... Typhoid Fever (S ... help hone your differential ... Dissociation #diagnosis #differential
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Typhoid fever, ... , Dengue fever, ... #bradycardia #Causes ... #differential #
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... Noninfectious Causes ... of Fever CRITICAL ... DIAGNOSES - Drug fever ... Postmyocardiotomy syndrome #Fever
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... Differential Diagnosis ... Non-Infectious Causes ... or lung abscess ... #Patterns #Differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Fever in Returning ... Regions - Frequent Differential ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... Returning #Traveler #differential
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... , hemoptysis Treatment ... meropenem) #Lung ... Abscess #Diagnosis #Pulmonary
Causes of Fever by System #Diagnosis #EM #IM #Fever #Differential #Ddxof
Causes of Fever ... Diagnosis #EM #IM #Fever ... #Differential #
Differential Diagnosis of Fever and Splenomegaly
 - Typhoid
 - Infective endocarditis
 - Miliary tuberculosis
 - Hodgkin
Differential Diagnosis ... of Fever and Splenomegaly ... Brucellosis #Fever ... #Splenomegaly #Differential ... #Diagnosis #causes