Greene used a radiographic index to describe changes seen in the chest X-ray of a patient with chronic obstructive pulmonary disease (COPD). The author is from Massachusetts General Hospital.
(1) diaphragmatic level
(2) anterior bowing of the sternum on the lateral view
(3) aerated lung visible below the cardiac silhouette on the PA view
(4) pulmonary vascular attenuation
(5) bullous lung disease
anterior bowing of the sternum
aerated lung below the cardiac silhouette
bullous lung disease
absent or indeterminate
COPD index =
= SUM(points for all 5 findings)
• minimum index: 0
• maximum index: 5
• A score >= 2 was considered significant radiologic evidence of COPD.
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