Ambulatory oxygen in idiopathic pulmonary fibrosis: of what benefit?

adenocarcinoma; 13 were detected by direct sequencing and the remaining mutation was only detected by pyrosequencing analysis. Detected mutations were G12C (eight cases), G12V (four cases), G12D (one case) and G12A (the case identified by pyrosequencing). This group comprised eight females and six males, of whom 11 were current smokers, two were former smokers and one had never smoked. Two had stage II, seven had stage III and five had stage IV disease. None of the patients showed both EGFR and K-ras mutations.