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Photophobia is a medical symptom of abnormal intolerance to visual perception of light. [1] As a medical symptom, photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence of actual physical sensitivity of the eyes, [2] though the term is sometimes additionally applied to abnormal or irrational fear of light, such as ...
The English suffixes -phobia, -phobic, -phobe (from Greek φόβος phobos, "fear") occur in technical usage in psychiatry to construct words that describe irrational, abnormal, unwarranted, persistent, or disabling fear as a mental disorder (e.g. agoraphobia), in chemistry to describe chemical aversions (e.g. hydrophobic), in biology to describe organisms that dislike certain conditions (e.g ...
It moves and vibrates, expanding and slowly fading away over the course of about 20 minutes. Specialty: Ophthalmology, Neurology: Symptoms: Flickering lights or flashes in the field of vision, along with pain, loss of colour perception, and eventual vision loss are also part of the damage to the optic nerve during optic neuritis [1] Usual onset
Symptoms may resolve in as little as two weeks, or persist for months. [32] Less commonly, patients may have unremitting symptoms for many years. [23] [32] [42] [57] People with chronic sCSFLS may be disabled and unable to work. [24] [28] Recurrent CSF leak at an alternate site after recent repair is common. [88]
Migraine prodrome phase symptoms. There are four possible phases of a migraine attack: prodrome, aura, attack and post-drome, the Mayo Clinic explains. Not everyone who gets a migraine attack will ...
Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception.In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6]
The most common symptoms are fever, intense headache, vomiting and neck stiffness and occasionally photophobia. [1] Other symptoms include confusion or altered consciousness, nausea, and an inability to tolerate light or loud noises. [1] Young children often exhibit only nonspecific symptoms, such as irritability, drowsiness, or poor feeding. [1]
Cyanopsia is most commonly reported in older adults after cataract surgery, where symptoms typically subside within a few days to weeks as the eyes adapt to the synthetic lens. In younger adults, cyanopsia is often caused by medications like sildenafil, with symptoms disappearing once the drug's effects wear off.