Drug-Induced Eosinophilic Pneumonia: High-Resolution CT Findings in 14 Patients
Carolina A. Souza1,
Nestor L. Müller1,
Takeshi Johkoh2 and
Masanori Akira3
1 Department of Radiology, Vancouver General Hospital, University of British
Columbia, 899 W 12th Ave., Vancouver V5Z 1M9, Canada.
2 Department of Radiology and Medical Physics, Osaka University Graduate School
of Medicine, Suita, Osaka, 565-0825, Japan.
3 National Kinki Chuo Hospital for Chest Disease, Sakai City, Osaka, 591-8555,
Japan.

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Fig. 1 High-resolution CT scan of 49-year-old woman receiving sodium
cromoglycate for asthma shows air-space consolidation in periphery of right
upper lobe.
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Fig. 2 High-resolution CT scan of 81-year-old man receiving
5-aminosalicylic acid for colitis shows extensive bilateral air-space
consolidation and ground-glass opacity. Mild septal thickening is seen in
anterior aspects of both lungs (arrows).
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Fig. 3A 31-year-old woman receiving minocycline for sinusitis.
High-resolution CT scan shows patchy ground-glass opacity and mild
consolidation in a peripheral distribution. Also seen are small centrilobular
nodules (straight arrows) and nodular thickening of lobular septa and
major fissure (curved arrows).
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Fig. 3B 31-year-old woman receiving minocycline for sinusitis.
High-resolution CT scan at a lower level shows septal lines
(arrows).
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Fig. 4A 50-year-old man receiving methotrexate therapy for non-Hodgkin's
lymphoma. High-resolution CT scan shows area of ground-glass opacity and
reticulation in periphery of left upper lobe. Also seen are a few small
nodules (arrows).
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Fig. 4B 50-year-old man receiving methotrexate therapy for non-Hodgkin's
lymphoma. High-resolution CT scan at a lower level shows patchy areas of
consolidation and ground-glass opacity in a peripheral distribution.
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Fig. 5 High-resolution CT scan of 47-year-old man receiving phenytoin for
seizures shows patchy bilateral air-space consolidation in a peripheral
distribution. Focal area of ground-glass opacity surrounded by crescent-shaped
consolidation ("reverse halo" sign) is seen in left lung
(arrow).
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Copyright © 2006 by the American Roentgen Ray Society.