KFT and LFT alone are insufficient to establish healthy kidney and liver function. Additional investigations are required such as urine analysis, microscopy, ultrasound abdomen, INR, ammonia level, fibroscan of liver.

from Times of India https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/are-kft-and-lft-blood-tests-enough-to-assess-your-liver-and-kidney-health/articleshow/98656473.cms