Patients who see normally but have swelling of the upper and lower eyelids may have physiologic edema, which may also be related to eye infections, allergies, cardiac and renal diseases and other factors.
1. Physiological edema: Physiological edema of the upper and lower eyelids can occur in healthy people, which is mainly caused by factors such as low pillow or poor sleep quality during sleep, because the blood return to the face is affected, patients can experience swelling of the upper and lower eyelids, but vision is generally not affected.
2. Eye infections: patients with blepharitis, blepharitis and other eye infections can also experience swelling of the upper and lower eyelids under the stimulation of inflammation, accompanied by localized congestion, pain and other uncomfortable symptoms.
3. Ocular allergy: allergic reactions can be induced in allergic patients after exposure to allergens, and patients may experience eyelid swelling, itching and other symptoms.
4. Other factors: If the patient has hypothyroidism, acute and chronic nephritis, heart disease and other diseases, it can also be due to sodium retention and other original and upper and lower eyelid swelling and other discomfort.
It is recommended that patients with obvious eyelid swelling should consult a doctor to evaluate their condition and follow the doctor’s instructions for treatment.