Grogg J, Feinman J, Husseini IE, Hussain S. Hyperammonemic encephalopathy and new-onset seizures in a Roux-en-Y and short bowel syndrome patient. Crit Care Med. 2018;46:198. ... myCooper Patient Portal; Pay My Bill; Services; Your Visit; About Cooper. About Us; Cooper Company Store; Financial Reporting; IRS Form 990; Military & Veterans Programs;.