Do you routinely perform genetic testing in patients presenting with pulmonary fibrosis who endorse a family history of fibrotic lung disease?

I receive this question frequently when I hear from other clinicians and I think it is a very thought-provoking question. We know that patients with pulmonary fibrosis (PF) commonly have first-degree relatives with interstitial lung disease (ILD). Some studies quote numbers as high as 20% so it is d...