Radiology Notes

My notes during radiology residency, fellowship, and beyond…

Archive for the ‘chest’ Category

Aspergillosis Spectrum

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Aspergilloma/Mycetoma

  • fungus ball
  • preexisting cavity, bulla, bronchiectasis
  • saprophytic
  • sarcoidosis, CF
  • Hemoptysis
  • round opacity within cyst or cavity
  • air crescent
  • mobile
  • pleural thickening

Semiinvasive Aspergillosis

  • Mildly immunosuppressed hosts
  • focal consolidation > cavity > air crescent > thick-walled cyst > fungus ball

Invasive Aspergillosis

  • Immunocompromised hosts
  • granulocytopenia
  • single or multiple nodules
  • cavitation
  • air crescent
  • “Halo” sign on CT

Allergic Bronchopulmonary Aspergillosis

  • Hypersensitiviy reaction to aspergillus in mucous plugs
  • mucoid impaction
  • asthmatic patients
  • lobar consolidation
  • chronic, upper lobe scarring and bronchiectasis
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Written by lmwong

October 8, 2013 at 9:12 pm

Posted in chest, differential

Hardware

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What are those devices called and what are they used for? Here are some helpful links I use:

Gallery of Medical Devices, Part 1. Radiographics.

Gallery of Medical Devices, Part 2. Radiographics.

Ortho Atlas from University of Washington

Written by lmwong

June 12, 2013 at 9:10 am

Posted in abdomen, chest, fracture, msk, x-ray

Lung Cancer Staging

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New 7th Edition of for Lung Cancer Staging, Radiographics Sept 2010.

Written by lmwong

December 16, 2010 at 4:07 pm

Centrilobular Lung Nodules

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  • bronchiolitis
  • endobronchial spread of TB, MAC
  • bronchopenumonia
  • hypersensitivity pneumonitis
  • endobronchial spread of tumor
  • pneumoconiosis
  • organizing pneumonia (BOOP)
  • histiocytosis
  • edema or vasculitis

Written by lmwong

April 25, 2010 at 5:17 pm

Random Lung Nodules

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  • miliary TB
  • miliary fungal infections
  • hematogenous mets
  • sarcoidosis

Written by lmwong

April 25, 2010 at 5:09 pm

Perilymphatic Lung Nodules

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  • sarcoid
  • lymphangitic spread of tumor
  • silicosis and CWP
  • amyloid
  • LIP

Written by lmwong

April 25, 2010 at 5:00 pm

Right Pneumonectomy Syndrome

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  • occurs most commonly in children and adolescents
  • right posterior deviation of the mediastinum
  • counter-clockwise rotation of heart and great vessels
  • displacement of hyperinflated left lung into right anterior hemithorax
  • develop airway obstruction from compressoin between left pulmonary artery and descening aorta; compression of left main bronchus, distal trachea, or LLL bronchus

Written by lmwong

April 5, 2010 at 9:36 am

Posted in chest, pediatrics, pulmonary