Ultrasonic examination of pleural thickenings and calcifications in occupational asbestosis.


The roentgenologic diagnosis of occupational asbestosis is based upon typical pulmonary fibrosis and anteriorly detected pleural calcifications, which appear much later than parenchymal changes. Therefore, a definite diagnosis usually demands a long observation period. We used ultrasonic A-and B-mode methods to examine pleural changes in nine occupational… (More)


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