[A case polymyositis preceded by interstitial pneumonia--proved by open lung biopsy and serial muscle biopsies (author's transl)].
D001706:Biopsy; D005260:Female; D006801:Humans; D008168:Lung / Q000473:pathology*; D008875:Middle Aged; D009132:Muscles / Q000473:pathology*; D009220:Myositis / Q000150:complications* / Q000473:pathology; D011658:Pulmonary Fibrosis / Q000150:complications*