12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... On a Chest X-Ray ... a CXR the most common ... detected on a chest ... #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 ... Kerley B lines on chest ... #Diagnosis #Radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Cheese Sign on Chest ... CT • Juxtaposition ... distinct radiographic areas ... #Lung #Pulmonary ... #diagnosis #radiology
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
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
insertion of a chest ... travels from these areas ... and perivascular interstitium ... the head, neck, chest ... in subcutaneous areas
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Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... , Fatigue, Chest ... Pneumonia: • Chest
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... and non-specific interstitial ... consider drug-related lung ... #Clinical #Radiology ... #CTChest #DrugInduced
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... rare idiopathic lung ... There are areas ... and extensive areas ... #CTChest #AIP #
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
A chest radiograph ... tomography of the chest ... that were in his breast ... NEJM #clinical #radiology ... #CT #squamous #