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Liver Abscess on POCUS Ultrasound

Fever and RUQ pain/tenderness isn't always chole. In this patient population make
Liver Abscess on ... POCUS Ultrasound ... Fever and RUQ ... This #POCUS has ... #Liver #Abscess
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... infection • Abscess ... Non-Infectious Causes ... Endocarditis • Hepatic abscess ... or lung abscess
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Psittacosis, Q fever ... , Typhoid fever, ... , Dengue fever, ... Mountain spotted fever ... , Drug fever
Liver Abscess
•	Pyogenic abscess, accounts for 80% of abscess.
•	Amebic abscess due to Entamoeba histolytica, accounts for 10%.
•	Fungal
Liver Abscess • ... in the right Liver ... the bacterial cases ... • Fever in 90% ... cm Continuous fever
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Fever in Returning ... Symptoms: • Fever ... rickettsioses, amebic abscess ... abscess • Diarrhea ... abscess, visceral
Causes of Post-Partum Fever - Differential Diagnosis Algorithm
6 W's for causes of PPF
 - Wind: pneumonia,
Causes of Post-Partum ... Fever - Differential ... Algorithm 6 W's for causes ... Episiotomy • Abscess ... #PostPartum #Fever
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Psittacosis • Q Fever ... • Typhoid Fever ... • Drug Fever ... Typhoid Fever (S ... Dengue Fever NOTE
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... tuberculosis, Abscess ... Brucellosis, Q fever ... Mediterranean fever ... , Factitious fever
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Typhoid fever, ... , Dengue fever, ... , Drug fever ... #bradycardia #Causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Other: • Drug fever ... • Factitious fever ... Osteomyelitis • Occult abscess ... • Rheumatic fever