23 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... : Aspergillus, Cryptococcus ... nocardia - Fungal: Cryptococcus ... Coccidiomycosis, Cryptococcus
Causes of Post-Partum Fever - Differential Diagnosis Algorithm
6 W's for causes of PPF
 - Wind: pneumonia,
Fever - Differential ... Diagnosis Algorithm ... Episiotomy • Abscess ... #PostPartum #Fever ... #PPF #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... Intervention: - Fevers ... Dermatitidis - Cryptococcus ... Differential Diagnosis ... #pulmonary #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Origin (FUO) - Differential ... Diagnosis Algorithm ... Osteomyelitis • Occult abscess ... #causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Diagnosis Algorithm ... Skin Infection Abscess ... #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
histoplasmosis, cryptococcus ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... pneumonia (PJP), MAI, Cryptococcal ... nodules, plaques) Cryptococcus ... factor • May cause ... AIDS #pulmonary #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Aspergillus • Cryptococcus ... night sweats, fever ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Persistent bacteremia/fevers
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... Diagnosis Algorithm ... ICU patients • Fever ... #Causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... tuberculomas, or abscesses ... Demyelinating disease caused ... culture positive Cryptococcal ... lesions • CSF cryptococcal