14 results
Daptomycin  - Antibiotics Class Overview

Mechanism: Lipopeptide antibiotic – forms transmembrane channels and depolarizes cells.
Daptomycin - Antibiotics ... Class Overview ... No gram negative ... MRSA bacteremia/endocarditis ... #Review #Overview
Aminoglycosides  - Antibiotics Class Overview

Gentamicin, Tobramycin, Amikacin, Streptomycin -30S inhibitor (all IV)
Spectrum: Extremely efficacious vs.
Aminoglycosides - Antibiotics ... Class Overview ... . aerobic Gram negatives ... effect (mainly in endocarditis ... #Review #Overview
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... • Native and ... prosthetic valve endocarditis ... for TPN) and antibiotic ... Bacteria #Etiology #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pathophysiology ... Management: • Antibiotics ... Switch to oral antibiotics ... Differential Diagnosis ... #pulmonary #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Coagulase-negative ... Marantic (NTBE) Differential ... • IV Antibiotics ... annular or aortic abscess ... Complications: Abscess
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture Negative ... Abscess - Differential ... Consider prior antibiotics ... as a cause of a negative ... #Abscess #Differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... • Typhus, gram-negative ... infection • Abscess ... • Hepatic abscess ... Fever #Patterns #Differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Endocarditis - Overview ... and Differential ... aureus, Coagulase-negative ... Treatment • IV antibiotics ... #Differential #
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Cryoglobulinemia, Endocarditis ... Pauci-immune mediated (Negative ... Glomerulonephritis #Vasculitis #differential
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Failure - Differential ... Source control (abscess ... lines, osteo, endocarditis ... #Failure #Differential