Eye ache (uncomfortable feeling in the eye, asthenopia) can occur in a number of conditions.


Disorders of the eye:

(1) scleritis or episcleritis

(2) glaucoma

(3) iritis or iridocyclitis


Disorders of the ocular vessels or optic nerve:

(1) passive congestion

(2) retrobulbar neuritis


Ocular muscles:

(1) weak accommodation

(2) phoria or tropia

(3) muscle spasm



(1) use of miotics



(1) exposure to very bright light

(2) neurasthenia (hysteria)

(3) sinus disease

(4) uncorrected refractive errors


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