Why the study?
What are the longitudinal changes on chest x-ray attributable to the aging process in healthy men?
Population
67 carefully screened healthy men initially aged 23 to 76 years
Design
Cohort
Follow-up
mean 16.9 years (at least 10 years)
Authors
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Aging-related CXR changes may mimic pathology in asymptomatic men; leaves open whether age-specific norms should guide radiographic interpretation.
What are the longitudinal changes on chest x-ray attributable to the aging process in healthy men?
Aging in healthy men is associated with progressive chest x-ray changes, including increased aortic knob diameter and pulmonary markings, which may mimic chronic obstructive lung disease in the absence of clinical symptoms.
Ensor et al. (1983) studied this question.
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