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Acute hemorrhagic conjunctivitis (AHC) (also spelled acute haemorrhagic conjunctivitis) is a derivative of the highly contagious conjunctivitis virus, [1] otherwise known as pink eye. Symptoms include excessively red, swollen eyes as well as subconjunctival hemorrhaging. Currently, there is no known treatment and patients are required to merely ...
Subconjunctival bleeding, also known as subconjunctival hemorrhage or subconjunctival haemorrhage, is bleeding from a small blood vessel over the whites of the eye. It results in a red spot in the white of the eye. [1] There is generally little to no pain and vision is not affected. [2] [3] Generally only one eye is affected. [2]
Generally, diseases outlined within the ICD-10 codes H10-H13 within Chapter VII: Diseases of the eye, adnexa should be included in this category. Wikimedia Commons has media related to Disorders of conjunctiva .
A red eye is an eye that appears red due to illness or injury. It is usually injection and prominence of the superficial blood vessels of the conjunctiva, which may be caused by disorders of these or adjacent structures. Conjunctivitis and subconjunctival hemorrhage are two of the less serious but more common causes.
If the hyphema is large enough, it will also be visible on a penlight exam. Symptoms include bleeding in the front of the eye, sensitivity to light, pain in the eye, and blurry, clouded, or blocked vision. [14] Vitreous hemorrhage may be diagnosed when symptoms such as floaters, haziness, perception of shadows, or cobwebs are present. It is ...
An eye with a swollen region of the conjunctiva (front view). An eye with a swollen region of the conjunctiva (mirror, side view). It is usually caused by allergies or viral infections, often inciting excessive eye rubbing. Chemosis is also included in the Chandler Classification system of orbital infections.
The pain of episcleritis is less severe than in scleritis. [4] In hyperemia, there is a visible increase in the blood flow to the sclera ( hyperaemia ), which accounts for the redness of the eye. Unlike in conjunctivitis, this redness will not move with gentle pressure to the conjunctiva.
Around 6% of infants have congenital nasolacrimal duct obstruction, or dacryostenosis, usually experiencing a persistent watery eye even when not crying. If a secondary infection occurs (dacryocystitis), purulent (yellow / green) discharge may be present. Most cases resolve spontaneously, with antibiotics reserved only if conjunctivitis occurs.