25 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
CT Right Lung: ... • Middle Lobe: Lateral ... Medial, Anterior, Lateral ... #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
CT 1. ... Bilateral Peripheral ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic CP ... • CT: Halo sign ... fever, cough and cavitary ... Infections #HIV #AIDS #pulmonary
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... cavity • DDx: ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... in the proper clinical ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Syndrome – ARDS: Clinical ... leading to increased pulmonary ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
the consolidated lung ... coughed up, a cavity ... #Clinical #Radiology ... #CXR #CTChest # ... Cavity #Pneumonia
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
CT • Variable ... PJP, CEP, HP, COP ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical