The term catastrophic illness is identified in base64 scheme by the sequence Y2F0YXN0cm9waGljIGlsbG5lc3M=, while the MD5 signature is equal to 24e8d964c572a0edb308c19fd3581246. The ASCII encoding of catastrophic illness in hexadecimal notation is 636174617374726f7068696320696c6c6e657373.