Corn allergy

Corn Allergy

Corn, also known as maize, is a common allergen.

A corn allergy is an allergic reaction to proteins found in corn, also known as maize. This type of allergy can cause a range of symptoms, from mild to severe, and can affect individuals of any age. Corn is a staple food in many cultures and is used in a variety of forms, including fresh, dried, and processed products.

Symptoms

Symptoms of a corn allergy can vary widely among individuals and may include:

• Hives or skin rash
• Itching or tingling in the mouth
• Swelling of the lips, face, tongue, and throat
• Difficulty breathing or wheezing
• Abdominal pain, nausea, vomiting, or diarrhea
• Anaphylaxis, a severe, potentially life-threatening reaction

Diagnosis

Diagnosing a corn allergy typically involves a combination of:

• Medical history review
• Physical examination
• Skin prick test
• Blood test for specific IgE antibodies
• Oral food challenge under medical supervision

Management

The primary management strategy for a corn allergy is strict avoidance of corn and corn-derived products. This includes:

• Reading food labels carefully
• Being aware of hidden sources of corn, such as corn syrup, cornstarch, and dextrose
• Informing restaurants and food service providers of the allergy

In cases of accidental exposure, treatment may involve:

• Antihistamines for mild reactions
• Epinephrine auto-injectors for severe reactions

Foods to Avoid

Individuals with a corn allergy should avoid foods and ingredients such as:

• Cornmeal
• Corn oil
• Corn syrup
• Cornstarch
• Popcorn
• Tortillas made from corn

Related Conditions

Corn allergy is one of several food allergies that can affect individuals. Other common food allergies include:

• Peanut allergy
• Tree nut allergy
• Milk allergy
• Egg allergy
• Wheat allergy
• Soy allergy

Related Pages

• Food allergy
• Anaphylaxis
• Allergen
• Immune system