A simple finger test which you can do yourself could reveal the presence of an underlying health condition, including lung cancer.
The so-called Schamroth window test helps to identify a rare type of deformity in the fingers and fingernails—known as "digital clubbing" or "finger clubbing"—which people with some heart or lung problems exhibit.
The so-called Schamroth window test helps to identify a rare type of deformity in the fingers and fingernails—known as "digital clubbing" or "finger clubbing"—which people with some heart or lung problems exhibit.
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