With a shellfish allergy, lobster, crab, oysters, clams, scallops, abalone, shrimp, sea urchin, crayfish and mussels all are problematic. With a fish allergy, regular fish, as well as foods containing fish such as Worcestershire sauce, Caesar salad and imitation seafood, are off limits.
Symptoms of IBD. One or many of the following symptoms can be found in a cat with inflammatory bowel disease (IBD): 1  Vomiting. 2  Diarrhea. 3  Weight loss. 4  Normal/increased appetite. 5  Stomach rumbling. 6  Belching. 7  Black, tarry stools. 8  Flatulence (from digested blood). 9  Halitosis.
Regardless of the exact reason for a catâs diarrheic condition, the effects of diarrhea are fairly consistent and include some combination of the following symptoms: 1  Dehydration. 2  Depression. 3  Weakness. 4  Lethargy. 5  Loss of appetite (inappetence; anorexia). 6  Weight loss (uncommon in cats). 7  Poor hair coat.