From: Isolated liver transplantation for treatment of liver failure secondary to intestinal failure
Test | Normal values | Implication | Reference |
---|---|---|---|
α1-antitrypsin concentration | < 0.9 mg/g | increased intestinal permeability/protein loss | Catassi C et al. J Pediatr 1986;109:500-502 |
Steatocrit | <2.5% (older than 2 years) | fecal fat loss | Guarino A et al. J Pediatr Gastroenterol Nutr1992;14:268-274 |
Fecal reducing substances | absent | carbohydrate malabsorption | Lindquist BL et al. Arch Dis Child 1976;51:319-321 |
Elastase concentration | > 200 ug/g stool | exocrine pancreatic dysfunction | Carroccio A et al. Gut 1998;43:558-563 |
Chymotrypsin concentration | > 7.5 U/g > 375 U/24 h | exocrine pancreatic dysfunction | Carroccio A et al. Gastroenterology 1997;112:1839-1844 |
Fecal occult blood | absent | fecal blood loss, distal intestinal inflammation | Fine KD. N Engl J Med 1996;334:1163-1167 |
Calprotectin concentration | 100 ug/g | intestinal inflammation | Fagerberg UL et al. J Pediatr Gastroenterol Nutr 2003;37:468-72 |
Fecal leukocytes | < 5/microscopic field | colonic inflammation | Harris JC et al. 1972;76:697-703 |
Nitric oxide in rectal dyalisate | < 5 uM of NO2-/NO3- | rectal inflammation | Berni Canani R et al. Am J Gastroenterol 2002;97:1574-1576 |
Dual sugar (cellobiose/mannitol) absorption test | Urine excretion ratio: 0.010+0.018 | Increased intestinal permeability | Catassi C, et al. J. Pediatr Gastro Nutr 2008;46:41-47 |
Xylose oral load | 25 mg % | Absorptive surface | Craig RM, Ehrenpreis ED J Clin Gastroenterol 1999; 29:143-50 |
Iron absorption test | Based on percentile reference | Â | De Vizia et al. J. Pediatri Gastroentrol Nutr. 1992;14-21-6 |