Well, they are actually different from each other. For dry eyes, you should know that if you do not have the necessary balance of these three layers in your eyes, or if your eyes do not make enough tears to coat the eye, you may have it. And then your eyes will feel discomfort, including irritation, burning, grittiness, redness, tearing, and blurred vision. Also, there is a decrease in the amount of tear creation due to obstruction or just a minimization in tears. On the other hand, Blephariti is inflammation usually involving the part of the eyelid where the eyelashes grow. Because of it, your eyes can eventually become red, irritated and itchy. And when the small oil glands near the base of the eyelashes don't work properly, it can be possible too. Double vision and blurred vision can be the common symptoms. Anyway, you can just have some details from doctors.
Dry eyes have the characteristics of decreased quality or quantity of tears, resulting in the insufficient lubrication and moisture on the surface of the eye. Symptoms of dry eyes include lasting dryness, scratchiness and a burning sensation in your eyes. However, blepharitis is a chronic inflammation of the eyelid caused by a bacterial infection. If you are suffering from blepharitis, apart from itching, irritation and burning sensation, you may develop such symptoms as redness of the eyelids, flaking of skin on the lids, crusting at the lid margins, cysts at the lid margin, red eye, gritty sensation of the eye and reduced vision.
There exists the big difference between blepharitis and dry eyes. The dry eyes are the symptoms of blepharitis. Blepharitis is commonly known as black rim of the eye. It is the chronic inflammation in blepharitis skin and eyelash root. It has a tendency to recur. It is often caused by chronic conjunctivitis, refractive error, a dusty or irritating gas for long-term stimulus, weak life and bad public health. The self-conscious symptom is urticant painful eye. You may get the dry feeling and visual fatigue. In some cases, you may get the risk of bacterial infection. The blepharitis will be more serious when the blepharitis appears small ulcers. The eyelash will be off the palpebral scurfy into the eye and cause conjunctivitis. If your eyes get dry and itchy and your eyelashes become to be off, you should go to treat your blepharitis as soon as possible through the medical care.