14 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... of Lung Findings ... on Chest CT 1. ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... disease or CHF) ... lymadenopathy, clubbing, chest ... refer + order CT
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... with possible COVID ... evaluation - Chest ... X-ray - Lung ultrasound ... - CBC with differential
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... preexisting pulmonary cavity ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... , like cyst, cavity ... we describe a chest ... #CXR #Lucency #Differential ... #Diagnosis #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... throughout the lungs ... Diagnosis of Miliary ... #Radiology #differential ... CXR #clinical #CT
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
CT • Parallel, ... extending to the lung ... bronchiectasis, CF ... #Track #Sign #CT ... #diagnosis #radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... diagnosis there ... the surrounding lung ... #Radiology #CTChest ... #Cavity #Cyst #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... massiliense in CF ... Mimics TB with: Cavitary ... Imaging, high res CT ... NTM #Infections #differential