Case Author(s): Jeffrey Yu, M.D. and Barry A. Siegel, M.D. , 11/22/99 . Rating: #D2, #Q5

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Brief history:

59-year-old man with a long history of smoking with known squamous cell arcinomaof the right upper lobe


Initial pulmonary perfusion scintigrams performed on 7/16/99

View main image(vq) in a separate viewing box

View second image(vq). Subsequent Xe-133 ventilation images obtained on 8/25/99. Patient now has increased shortness of breath.

View third image(vq). Pulmonary perfusion images from 8/25/99

View fourth image(xr). Chest radiograph from 8/25/99.

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