55 results
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
imaging—from Point Of Care ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... #Limitations #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Cystic #Cysts #Differential ... #Comparison #Table
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... opacities are scattered ... Diagnosis of Miliary ... #Radiology #differential ... CXR #clinical #CT
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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#Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Diagnosis Framework ... Differential #Diagnosis ... #pulmonary #radiology
Using Stroke Windows for Detecting Ischemia on Head CT
When evaluating a CT head for possible stroke,
Ischemia on Head CT ... difference in this acute ... Ischemia #HeadCT #Radiology ... #CTHead #diagnosis ... #comparison
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... of four choices are ... in Table 1 #Diagnosis ... Obstetrics #OBGyn #Radiology ... Workup #Imaging #Comparison
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 ... left lung, which are ... On the CT cavitation ... #Clinical #Radiology
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules are ... the overlap in differential ... diagnosis of perilymphatic ... #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Ultrasound #Contrast #CT ... #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison