56 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
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest ... CT Right Lung: ... lobes #Segments #Chest ... #CT #CTChest #pulmonary ... #clinical #radiology
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Vessel Sign on Chest ... CT • Distinct ... pulmonary vessel ... #Lung #Pulmonary ... #diagnosis #radiology
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Hypertension on Chest ... CT • Main PA ... midline at the level ... PHTN #ChestCT #CTChest ... #Radiology #cardiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
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 ... Inflammation (e.g., fever ... production, pleuritic chest ... #Pneumonia #Venn
Total Lung Atelectasis on Chest CT - Diffuse complete lobar collapse in patient needing ECMO

#Lung #Atelectasis
Total Lung Atelectasis ... on Chest CT - Diffuse ... needing ECMO #Lung ... clinical #ChestCT #CTChest ... #radiology #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Radiology • Miliary ... throughout the lungs ... Miliary #Pattern #Chest ... #Radiology #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... disease: Pleuritic chest ... seen • Chest ... CT Lung Abscess ... treatment until the chest