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Doctor insights on: Absence Of Eyelashes

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Causes of episcleritis (redness in part of eye)?

Causes of episcleritis (redness in part of eye)?

Many things.: The disease is often from association with other diseases like wegener's granulomatosis or rheumatoid arthritis. It can also be from disorders of menstruation. For this reason, scleritis can occur in young women. It can also be the first symptom of connective tissue diseases like scleroderma. Episcleritis or inflammation of the episclera, is less serious and rarely becomes scleritis. ...Read more

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What are causes of infrequent or lack of eye blinking?

What are causes of infrequent or lack of eye blinking?

Uncommon: The blink rate goes down with concentrated attention such as computer work. No blinking at all is pathologic and will cause corneal opacitification due to dryness. That could be due to lid trauma with scarring or neurologic damage (rare). Blinking is automatic and not really under conscious control for more than a few moments. ...Read more

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Would lack of oxygen at birth cause nystagmus of the eyes?

Would lack of oxygen at birth cause nystagmus of the eyes?

Yes: Brainstem damage can affect the neural pathways which control eye movements. ...Read more

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What are symptoms of cataracts of the eye?

Cloudy vision: Progression is usually slow, over months or even years. Increasing cloudiness, decreased sharpness of vision and glare are typical. ...Read more

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What part of the cortex is the absence seizures are?

What part of the cortex is the absence seizures are?

Absence seizures: Absence seizures are a type of generalized seizure, perhaps with some relevance of the centro-temporal area on both sides. A complex partial seizure, which may appear similar to an observer, can have a focal onset, like the temporal lobe. Hope that helps! ...Read more

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Describe the features of blood in eye.?

Describe the features of blood in eye.?

Blood inside the eye: Bleeding can occur from trauma, vascular events and certain hereditary illnesses that affect the eyes. Free blood in the eye drops the vision and bleeding can also occur in the substance of the retina with variable effect on the vision (e.g. In diabetes). Any bleeding in the eye needs immediate evaluation by your ophthalmolgist. ...Read more

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What is the composition of eyelashes?

What is the composition of eyelashes?

Keratin: An eyelash is composed of a hair shaft (or hair fiber) which is made up of a protein called keratin. ...Read more

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What are the common causes of sudden loss of vision in the lower half of one eye?

What are the common causes of sudden loss of vision in the lower half of one eye?

Optic neuropathy : This is a classic symptom of ischemic optic neuropathy although it usually occurs in the upper visual fields . Other possibilities include retinal detachments , arterial occlusions of the retina, infections, and autoimmune disease of the retinal vascular system. The list is extensive and this just names a few ...Read more

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What's the cause of persistant twitching of the eye-lid?

What's the cause of persistant twitching of the eye-lid?

Stress can cause: Persistent twitching of your eyelid can mean your nervous system is on high alert. I've seen this in some of my patients experiencing anxiety & stress. But, any irritation of the conjunctiva or cornea can cause the eyelids to twitch also. And if it never calms down at all, it can be a sign of certain neurological problems. See your own physician for a better review of your personal situation. ...Read more

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What is the cause of red lines in whites of eye?

What is the cause of red lines in whites of eye?

Red eyes: Those are conjunctival and episcleral blood vessels that you are seeing. These vessels are normal but can become inflamed from dry eye, allergies, or other conditions. If you have pain or vision changes seek expert opinion. ...Read more

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Lack of lunula and discoloration of proximal side of nails?

Lack of lunula and discoloration of proximal side of nails?

Not a concern: Unless this is associated with nailbed discoloration or pigmentation. In some instances, it may be an indication of vitamin deficiency such as vitamn b12, c, and d as well as hypothyroidism, anemia, iron deficiency or associated hypoxemic states with congenital heart disease. ...Read more

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Describe the features of blepharitis.?

Describe the features of blepharitis.?

Blepharitis: Blepharitis is a common inflammation of the eyelid margins. This can be from staphyloccocal bacteria or inflammation and dysfunction of the meibomian oil glands. Blepharitis also occurs in people who have oily skin, dandruff or rosacea. Symptoms include burning, eye and eyelid irritation, redness, and itching. ...Read more

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What is cause of the lack of hair in people with progeria?

What is cause of the lack of hair in people with progeria?

Lamin A/C mutation: Different mutations within the lamin a/c gene cause different genetic disorders. Lamin a/c is needed to provide stability to the cell. With the particular mutation found in progeria, skin and hair (along with other systems) get damaged. Though i'm not sure, i suspect that rapid cell division makes skin and hair more likely to get damaged sooner from this particular lamin a/c mutation. ...Read more

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What causes loss of hair of the axilla?

What causes loss of hair of the axilla?

Many things: Hair loss over the axillae can be caused by alopecia areata or simply aging. ...Read more

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What abnormalities of the lens of the eye are there?

It varies: This is a difficult question because there are many things which can happen to the lens of the eye. Also it depends on if the question relates to birth defects or acquired issues in the lens of the eye. The eye is very complex and there is not enough space to write about all the lens problems that could exist; however, cataracts are the most common by far. ...Read more

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What are the causes of delay growth of teeth in a child of almost 2 years ?

What are the causes of delay growth of teeth in a child of almost 2 years ?

Many: Including, but not limited to, genetics, systemic disease, medications, missing teeth, and many other causes. For this, and many other reasons, it is recommended that all children have their 1st Dental Examination at about the time of their 1st b'day. If you feel there are growth & development issues see a children's Dental growth & development expert, a Pediatric Dental Specialist (Pedodontist) ...Read more

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