Obstructive (surgical) jaundice is a common entity These patients undergoing surgery have a constant risk of developing acute renal failure(ARF) and this may raise the mortality figures to an alarming level. The present study has been undertaken to evaluate renal and liver functions in patients of surgical jaundice pre and post operatively and to analyze the correlation between the two so that further remedial measures may be undertaken to prevent ARF in this disease.

In vivo stains are the prompt resources, which have emerged in recent years so as to aid as clinical diagnostic tools in detecting early potentially malignant and malignant lesions. Toluidine blue by its property of retaining in the increased DNA and RNA cellular activity areas, aids in delineating the suspicious areas. However, it is hazardous if swallowed, and was shown to have toxicity to fibroblasts. Methylene blue has a similar chemical structure and exhibits similar physicochemical properties to toluidine blue. It is less toxic to the human body and has recently been proposed for...