Subacute pulmonary granulomatous schistosomiasis: high resolution CT appearancesanother cause of the halo sign
A D B Waldman, PhD, FRCR1,
J H Day, MRCP2,
P Shaw, MRCP, FRCR3 and
A D M Bryceson, MD, FRCP2
1Lysholm Department of Radiology, National Hospital for Neurology and Neurosurgery, Queen Square, London WC1N 3BG, 2Hospital for Tropical Diseases, Mortimer Market, London WC1E 6AU and 3Department of Radiology, University College London Hospital, Grafton Way, London WC1E 3BG, UK

View larger version (168K):
[in a new window]
|
Figure 1. Chest radiograph showing widespread pulmonary nodules.
|
|

View larger version (120K):
[in a new window]
|
Figure 2. High resolution CT of the thorax (2 mm section, reconstructed using standard algorithm) showing proximal and subpleural nodules in a predominantly peribronchovascular distribution. Many show a prominent surrounding ground-glass "halo".
|
|
Copyright © 2001 by the British Institute of Radiology.