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Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... Consider prior antibiotics ... as a cause of a ... #Diagnosis #InfectiousDiseases
Liver Abscess
•	Pyogenic abscess, accounts for 80% of abscess.
•	Amebic abscess due to Entamoeba histolytica, accounts for 10%.
•	Fungal
the bacterial cases ... & antibiotic treatment ... • Antibiotic ... < 3-5 cm Oral antibiotics ... after intravenous antibiotics
Antibiotics - Spectrum and Coverage Antibiogram

#Antibiogram #Antibiotics #Classes #Bacterial #Spectrum #Coverage #Susceptibility #Susceptibilities #InfectiousDiseases #Pharmacology
Antibiotics - Spectrum ... #Antibiogram #Antibiotics ... #Classes #Bacterial ... Susceptibilities #InfectiousDiseases
Antibiotics for Cellulitis

 • Treatment duration
 • When to give antibiotics for abscesses
 • When to
Antibiotics for ... • When to give antibiotics ... for abscesses ... #Cellulitis #Antibiotics ... Management #Skin #InfectiousDiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pathophysiology ... Management: • Antibiotics ... Switch to oral antibiotics ... #differential #causes
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Antipseudomonal/Gram-Negative ... Appropriate #Management #InfectiousDiseases ... #Empiric #Antibiotics
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE) Has Negative ... Did they receive antibiotics ... Decreased yield due to antibiotic ... therapy - Number one cause ... of culture negative
HACEK is the acronym commonly used to describe and help doctors to remember a group of
fastidious Gram-negative ... which can also cause ... endocarditis is caused ... endocarditis is caused ... #Diagnosis #InfectiousDiseases
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Drug fever #relative ... #bradycardia #Causes ... differential #diagnosis #infectiousdiseases
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
for Diagnosis of Abscess ... distinguishing abscess ... cellulitis in cases ... where abscess is ... POCUS has a negative