11 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pathophysiology ... Differential Diagnosis ... #pulmonary #differential ... #causes #management
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 ... #Abscess #Differential
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Neutropenia - Differential ... Anticonvulsants • Antibiotics ... Bacteria • Gram Negative ... #Hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Pauci-immune mediated (Negative ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Frequent false-negative ... in up to 30% of cases ... common, Aortic root abscess ... #Endocarditis #comparison ... Marantic #diagnosis #table
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Coagulase-negative ... Septic Emboli Cause ... Marantic (NTBE) Differential ... • IV Antibiotics ... Treat underlying cause
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... aureus, Coagulase-negative ... Septic emboli cause ... Treatment • IV antibiotics ... Treat underlying cause
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
10% of all lupus cases ... Discontinuation of causal ... pANCA anti-MPO - Negative ... druginduced #lupus #sle #comparison ... #table #rheumatology
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... Common bacterial causes ... • Enteric gram negative ... children #peds #differential ... #diagnosis #hepatology