This study aims to determine whether a new type of needle used for sampling lymph nodes (glands) around the airways of the lung, during a procedure called an endobronchial ultrasound (EBUS, provides more or better quality tissue to allow a definite diagnosis to be made than with the current standard sampling needle. Two hundred and fifty patients will be randomised to procedures using either the new or standard needle, and the results compared.
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The difference in cell volume of cancer or other diagnostic tissue obtained between the two study arms
Timeframe: 1 week