What are the symptoms of allergic conjunctivitis?
Apr 23, 2023
Source: Cainiu Health
Dr. Cui Xin
Introduction
Allergic conjunctivitis may cause symptoms such as itchy eyes, conjunctival congestion, and blurred vision. When the patient's eye is stimulated by an allergen, a localized hypersensitivity immune reaction tends to develop. The skin in this area is relatively thin, making it susceptible to itching, redness, and swelling under the influence of this immune response.
Allergic conjunctivitis may cause symptoms such as itchy eyes, conjunctival congestion, and blurred vision. A detailed analysis is as follows:
1. Itchy Eyes
When a patient's eyes are exposed to allergens, a localized hypersensitive immune reaction can easily occur. Since the skin in this area is relatively thin, such an immune response often leads to local itching and swelling.
2. Conjunctival Congestion
The affected area contains abundant capillaries. Repeated inflammatory stimulation can easily cause blood vessel dilation or rupture, resulting in local congestion.
3. Blurred Vision
Allergic conjunctivitis can also increase eye secretions. If secretions accumulate and are not cleaned regularly, they may block the area and even affect the eyeball, leading to blurred or impaired vision.
In addition to the above symptoms, allergic conjunctivitis may also cause excessive tearing. Patients are advised to seek timely medical attention and avoid exposure to allergens. Additionally, maintaining good local hygiene and refraining from rubbing the eyes with hands for prolonged periods is important.
