Question: how to find out if you're allergic to shellfish?
Answer: tingling in the mouth. abdominal pain, nausea, diarrhea, or vomiting. congestion, trouble breathing, or wheezing. skin reactions including itching, hives, or eczema. swelling of the face, lips, tongue, throat, ears, fingers, or hands. lightheadedness, dizziness, or fainting.