Viral infection does not appear to be the primary driver in most cases of acute exacerbation of idiopathic pulmonary fibrosis, though the clinical significance of TTV presence remains unknown.
Viral infection was not detected in most cases of acute exacerbation of idiopathic pulmonary fibrosis. TTV was present in a significant minority of cases, and cases of acute lung injury; the clinical significance of this finding remains to be determined.
Wootton et al. (Sat,) studied this question.
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