16 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... low attenuation (table ... On a Chest X-Ray ... a CXR the most common ... detected on a chest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... specific patterns ... common findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Sign #CT #Lung ... Pulmonary #diagnosis #radiology
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
mostly present as areas ... solitary or multiple Interstitial ... Less frequently areas ... published soon: Chest ... #CXR #Lung #Patterns
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... is relatively common ... differential diagnosis (Table ... Kerley B lines on chest
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... we describe a chest ... is to describe areas ... #Differential #Table ... Pulmonary #Diagnosis #Radiology
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
insertion of a chest ... areas along pressure ... and perivascular interstitium ... the head, neck, chest ... in subcutaneous areas
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... - gastric and breast ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... Chest CT: • Ground-glass
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
to Adults from Common ... 6 mSv 2 years CHEST ... ) — Chest 7 mSv ... ) — Lung Cancer ... mSv 6 months - Chest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... disease: Pleuritic chest ... level seen • Chest ... CT Lung Abscess ... treatment until the chest