“…13 Typical clinical features of SLS include progressive, sometimes episodic dyspnea and pleurisy, with a marked restrictive pattern on PFT, and in some cases elevated diaphragms. 13,14 The DLCO may be decreased, but usually normalizes with correction for reduced lung volumes. In the setting of isolated SLS, lung parenchymal imaging abnormalities are typically absent, 13,14 though atelectasis may be seen.…”