TY - JOUR T1 - Dyspnoea: a prognostic marker for idiopathic pulmonary fibrosis JF - European Respiratory Journal JO - Eur Respir J SP - 476 LP - 476 DO - 10.1183/09031936.00141610 VL - 37 IS - 2 AU - D. Aggarwal AU - P.R. Mohapatra Y1 - 2011/02/01 UR - http://erj.ersjournals.com/content/37/2/476.1.abstract N2 - To the Editors:Nishiyama et al. 1 have nicely evaluated the role of dyspnoea in daily life as an independent prognostic marker in idiopathic pulmonary fibrosis (IPF). However, a few patient- and disease-related confounding factors should be kept in mind while evaluating this distressing symptom.IPF is characterised by episodes of rapid deterioration secondary to acute exacerbations or infections … ER -