The term acute kidney failure is identified in base64 scheme by the sequence YWN1dGUga2lkbmV5IGZhaWx1cmU=, while the MD5 signature is equal to 2e58e4d905b6583b64269564f4908a36. The ASCII encoding of acute kidney failure in hexadecimal notation is 6163757465206b69646e6579206661696c757265.