cases, lung Week 276: Case 6 April 26, 2023 pathadmin 1. Presented by Fred Askin, M.D. and prepared by Jeffrey T. Schowinsky, M.D.52 year-old man with lower lobe lung infiltrates./images/072406FA6a.jpg/images/072406FA6b.jpg/images/072406FA6c.jpg/images/072406FA6d.jpg/images/072406FA6e.jpgLow grade B-cell lymphomaLymphoid interstitial pneumonitis (LIP)Extrinsic allergic alveolitisSarcoidosis Loading...