cirrhosis. Chronic hepatitis B virus infection can also be assoWhen renal lesions are suspected in patients with circiated with various patterns of renal disease, including memrhosis, clotting disorders often preclude percutaneous branous nephropathy, membranoproliferative glomerulonerenal biopsy. This study was undertaken to determine phritis, and mesangial proliferative glomerulonephritis.10 whether transjugular renal biopsy is possible, safe, and Finally, cirrhosis caused by hepatitis C virus may be accomuseful in such patients. From 1987 to 1994, 70 patients panied by cryoglobulinemic related glomerulopathy.
11,12with cirrhosis and clotting disorders underwent transThe prevalence of cirrhosis-associated glomerular abnorjugular renal biopsies, providing renal tissue in 55. Of malities has not been clearly determined. Results of autopsy these 55 patients, 41 were Child-Pugh class B or C, 35 series are often flawed by the technical drawbacks inherent were alcoholic, serum creatinine levels were ¢130 mmol/ in the examination of postmortem renal tissue. Most patients L in 46, and proteinuria was ¢0.5 g/d in 37. Clinically in these series died of hepatocellular insufficiency, and little significant complications of transjugular renal biopsy information could be provided about previous renal function were persistent hematuria in 4 and perirenal hematoma and urinary abnormalities. 8,13,14 Series based on percutanein 4, requiring blood transfusions in 1 and 2 cases, reous renal biopsies are few and deal with patients suffering spectively. There were no deaths related to renal biopsy.from cirrhosis with moderate hepatic failure. 6,7 In the reRenal lesions were identified as glomerular in 41 (74.5%), maining patients with severe hepatic lesions, profound clotinterstitial in 7, and end-stage in 2 and were absent in ting disorders preclude percutaneous renal biopsy. This lack
Transjugular renal biopsy influenced treatment in 21of information may be detrimental to patient care, particupatients (38%), including 11 who were proposed for liver larly in patients with end-stage hepatic failure and with renal transplantation and 4 who had chronic liver rejection.insufficiency who are considered for orthotopic liver transDecisions based on results of transjugular renal biopsy plantation (OLT). If renal insufficiency in these patients is were to perform liver transplantation in 8 and combined caused by the hepatorenal syndrome, renal function can rerenal and liver transplantation in 5, whereas 2 were return to reasonably good after OLT in most cases. 15 However, fused. In 6 other patients, the results of renal biopsy if renal insufficiency is caused by severe renal lesions, there modified the medical regimen. We conclude that transis a potential contraindication to OLT because of cyclosporin jugular renal biopsy may be a useful procedure in pa-A nephrotoxicity. [16][17][18][19][20] Assessment of renal histology may also tients with cirrhosis and clotting disorders. This techbe important after OLT because postoperative acute and ...