Diagnosing idiopathic pulmonary fibrosis in 2018: bridging recommendations made by experts serving different societies

Two guidance documents for the diagnosis of idiopathic pulmonary fibrosis (IPF) have been recently published by international experts representing major respiratory and radiological societies [1, 2]. Similar documents from other societies are anticipated. This is clearly a positive sign of the increasing attention being paid by the scientific community to a group of fibrotic lung diseases of which IPF is the prototype. Two new documents on the diagnosis of IPF have been published in 2018: their similarities and differences are described and discussed