Quantitative Assay of Faecal X Porphyrin in Normal Healthy Indians, A Spectrophotometric and Computerised Analysis

The faecal X normal healthy India have been determined by urea-triton solvent extraction method and its importance in the laboratory diagnosis of variegate porphyria has been discussed. The values ranged from:0.058 to 5.424 with a mean value of 1.64 + 1.32 microgram per gram dry weight of faeces. X porphyrin excretion was higher in males having non vegetarian diet. It increased with age and body weight. A statistically significant coefficient of correlation existed between all the three types of faecal porphyrins.