Dr. Scott Sicherer, a professor of pediatrics and chief of the Division of Pediatric Allergy and Immunology at Mount Sinai School of Medicine in New York, NY, answers your questions about casual exposure to allergens that you may not have thought to ask.
Celiac disease is not food allergy. Rather, it is a disease of the digestive system that results in damage to the small intestine by interfering with the absorption of nutrients.
The terms food allergy and food intolerance are frequently misunderstood and misused. They cause confusion even among doctors and other members of the medical community. Although they are sometimes used interchangeably, they really refer to two different types of physiological events.