Is all that fibrosis idiopathic? Usual interstitial pneumonia in IgG4 related disease

Affiliations

• ¹ Pulmonary, Critical Care and Sleep Medicine, Yale School of Medicine, New Haven, CT, United States of America; Pulmonary Division, Lady Davis- Carmel Medical Center, Haifa, Israel. Electronic address: johad.khoury@yale.edu.
• ² Pulmonary Division, Lady Davis- Carmel Medical Center, Haifa, Israel.
• ³ Pathology Division, Lady Davis- Carmel Medical Center, Haifa, Israel; Ruth and Bruce Rappaport Faculty of Medicine, The Technion, Haifa, Israel.
• ⁴ Clalit Health Services, Israel.
• ⁵ Pulmonary Division, Lady Davis- Carmel Medical Center, Haifa, Israel; Ruth and Bruce Rappaport Faculty of Medicine, The Technion, Haifa, Israel.