11 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
#differential # ... diagnosis #causes ... #Endocarditis #InfectiousDiseases ... #Microbiology # ... CNIE #BCNIE #cardiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a CXR the most ... seen and in many cases ... #Diagnosis #Radiology ... Interstitial #Pattern #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... • Nocardia • Parasitic ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • CBC - Leukocytosis ... Blood cultures • CXR ... early disease) • CXR ... Coccidioides • Parasite ... #causes #management
Visceral Leishmaniasis - Diagnosis and Management Summary
Species: Leishmania donovani, Leishmania infantum, Leishmania chagasi
Where: South Asia, East
antigen-specific CD4 ... Weight Loss • Can cause ... Bilirubin, ↑BUN/Cr ... management #treatment #infectiousdiseases ... #microbiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Lucency #Differential ... Lung #Pulmonary #Diagnosis ... #Radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... possible in HIV PARASITIC ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Advanced HIV (CD4 ... • Microbiologic ... NTM #Infections #differential ... #diagnosis #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Hypercoagulable (APLAS) Microbiology ... #Endocarditis #Differential ... #Diagnosis #cardiology ... #infectiousdiseases
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
finding on a chest x-ray ... has a limited differential ... The most common causes ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse