Double eyelids mean you have a crease on the upper part of your eye. Some people have a blepharoplasty surgery for cosmetic ...

Compensating for anesthesia-induced lagophthalmos and adjusting the palpebral fissure increased the predictability of eyelid height after surgery for pediatric congenital ptosis, a study found.

Photograph of left lower eyelid upon eversion reveals an elevated growth on the medial palpebral conjunctiva that extends laterally and causes traction on the bulbar conjunctiva (b ...

Veterinarian Paul Miller of the University of Wisconsin-Madison explains. The inner eyelid of cats--more properly called the palpebra tertia but also known as the nictitating membrane, third ...

The third eyelid’s function is not fully understood, but it is believed to help protect the cornea from physical injury, especially when the cat is capturing prey or moving through dense vegetation.

The other section covers the inner surface of the upper and lower eyelids (palpebral conjunctiva). Either or both sections can become sunburned, and it is called photokeratitis. Symptoms of eye ...

Eyelid dermatitis can make eyes itchy, swollen, or irritated. It typically results from allergies or sensitivities to fragrances, preservatives, or other chemicals. If your eyelids often get itchy ...