19 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... : • Chest pain
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... CT 1. ... Organizing Pneumonia ... #CTChest #diagnosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest ... pain) and signs
Chilaiditi Sign on Chest X-Ray
Anterior interposition of the colon between the hemidiaphragm and the liver.
Chilaiditi sign
on Chest X-Ray Anterior ... hemidiaphragm and the liver ... thus important to diagnose ... #Chest #XRay #CXR ... #clinical #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... The chest film shows ... #Clinical #Radiology ... #CXR #CTChest #
Katayama Fever - Physical examination and diagnostic testing revealed multiple small papules on the trunk (Panel
examination and diagnostic ... mildly elevated liver-function ... infiltrates on the chest ... InfectiousDisease #CXR ... KatayamaFever #Rash #NEJM
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... disease: Pleuritic chest ... seen • Chest ... CT Lung Abscess ... treatment until the chest
Pneumoperitoneum vs Pseudo-Pneumoperitoneum aka Chilaiditi Sign
It mimics pneumoperitoneum and it is thus important to diagnose it
aka Chilaiditi Sign ... thus important to diagnose ... colon) between the liver ... #clinical #radiology ... #cxr #xray #chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... Miliary #Pattern #Chest ... #CXR #clinical ... #CT
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
Radiography of the chest ... infiltrate in the left lung ... was diagnosed. ... #CXR #Kartagener ... #NEJM