Tubulointerstitial nephritis and renal tubular acidosis of different types are rare but important complications of primaryn biliary cirrhosis

摘要

Background. A very few cases of biopsy-proven tubulointerstitial nephritis (TIN) in patients with primary biliary cirrhosis (PBC) have been reported. Although the clinical importance of this association has been suggested, information on its clinicopathological features and prognosis is limited.