title: Well ventilated bullae: a potential confusion on ventilation/perfusion scanning.
authors.affiliation: Department of Clinical Physics, St Mary's Hospital, London, UK.
authors.forename: D A
authors.initials: DA
authors.lastname: Cunningham
authors.forename: D M
authors.initials: DM
authors.lastname: Mitchell
mesh_terms: D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008173:Lung Diseases, Obstructive / Q000000981:diagnostic imaging*; D008297:Male; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging; D014692:Ventilation-Perfusion Ratio