Fig. 9From: Mimics in chest disease: interstitial opacitiesRheumatoid arthritis associated pulmonary fibrosis. HRCT at the level of the lower lobes exhibits a coarse “reticular pattern” consisted of traction bronchiolectasis and bronchiectasis, thickening of the intralobular and peribronchovascular interstitium, ground-glass opacity and honeycombingBack to article page