Why am I growing another row of eyelashes?
The most common cause of congenital distichiasis is a rare genetic mutation of the FOXC2 gene on chromosome 16. This gene helps lymphatic and blood vascular development during embryonic growth. Scientists aren’t sure how this genetic mutation causes double eyelashes.
What is trichiasis caused by?
Trichiasis is most often idiopathic, but known causes include blepharitis, posttraumatic and postsurgical changes, conjunctival scarring (eg, secondary to cicatricial pemphigoid, atopic keratoconjunctivitis, Stevens-Johnson syndrome, or chemical injury), epiblepharon (an extra lower eyelid skinfold that directs lashes …
What is seborrheic blepharitis?
Seborrheic blepharitis patients have greasy flakes or scales around the base of eyelashes and a mild redness of the eyelids. Ulcerative blepharitis patients have matted, hard crusts around the eyelashes. Removing the crusts leaves small sores that ooze and bleed.
What causes an extra row of eyelash lashes?
The answer to your question would be qualified. It would actually depend on the disease that you are suffering from. Some eyelash growth abnormalities actually occur even if you have a seemingly natural set of lashes but only have an extra row of it (distichiasis) or that it grows towards your eyes (trichiasis).
Why do people with distichiasis have extra eyelashes?
Another characteristic of this syndrome is the growth of extra eyelashes (distichiasis), ranging from a few extra eyelashes to a full extra set on both the upper and lower lids. These eyelashes do not grow along the edge of the eyelid, but out of its inner lining.
Where are the eyelashes located on the eyelid?
Discussion: A normal eyelid has a single row of eyelashes located along its anterior margin. The posterior portion of the lid contains a row of Meibomian glands, which secrete the oily component of the tear film.
What is the medical term for double row of eyelashes?
As the name implies, the syndrome consists of a double row of eyelashes and lymphedema. Lymphedema is a chronic, often debilitating, swelling of the extremities that does not typically present until after puberty.