Diаgnоse the fоllоwing cаse study. Kаte has been eating large amounts of food. She will sit and eat thousands of calories at once. After eating, she will purge the food she ate. At her last dentist appointment, her dentist mentioned that her teeth were decaying rapidly. She has recently been diagnosed with anxiety and depression, and she is turning to alcohol and drugs to cope. Her heart and kidneys are rapidly declining in functioning.