Allergy-Immune System: What is it? The immune system and its response to allergens or the body's response. 

How can it affect the eyes? Medications may cause associated symptoms. Conditions may hold the patient susceptible to sight threatening conditions and can impact visual performance. 

Do you have any allergy or immune conditions such as: drug or environmental allergies, Auto-immune deficiencies, Rheumatoid Arthritis (RA), Sjogren’s, Lupus?