26 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Organizing Pneumonia ... #radiology #CTChest ... #diagnosis
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT ... History of cancer, lung
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 Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... : Pleuritic chest ... level seen • Chest ... CT Lung Abscess ... treatment until the chest
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
infections according to CT-scan ... oxtvmJe1RmlxFFJpzgymkqdNRFOw%3D%3D #CT ... Patterns #Pulmonary #Lung ... #Differential #Diagnosis ... #Chest
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 #Septic
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... Miliary #Pattern #Chest ... #pulmonary #CXR ... #clinical #CT
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
features of COVID ... -19 pneumonia Lung ... progress of the disease ... Lung ultrasound ... #pneumonia #ChestCT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... Infectious Diseases