myosis


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  • noun

Synonyms for myosis

an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)

reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller

References in periodicals archive ?
On postoperative day 2, she developed right-sided myosis and upper eyelid ptosis (Figure 1).
After neurological exploration, a motor deficit was observed (level 3 on the Medical Research Council scale) that included the entire upper limb, as well as unspecific soreness at the ipsilateral ocular level with evidence of ptosis, myosis, and anhidrosis compatible with Horner syndrome.
Three doctors in Ghouta who treated the victims told Human Rights Watch that victims of the attacks consistently showed symptoms including suffocation; constricted, irregular, and infrequent breathing; involuntary muscle spasms; nausea; frothing at the mouth; fluid coming out of noses and eyes; convulsing; dizziness; blurred vision; red and irritated eyes and pin-point pupils (myosis).
Regarding pupil dilation, on the first day the patient had mydriasis, but since day 15 she had myosis. Saliva production was more abundant on the first day, compared to days 15 and 30 (p<0.05); salivary cortisol did not show significant differences, with the highest absolute value on day 15 (1.22 [micro]g/ml).
Ijaz L, Rao RQ, Imran A, Mazhar ZS.Case report of ocular myosis. Pak J Ophthalmol 2008; 24 (3):151-3.
In the eyes: enophthalmos, exophthalmos, ptosis, myosis, mydriasis, nystagmus, lacrimation, chromodacryorrhea, relaxation of the nictitating membrane, and corneal opacity.
Studies of the biological effects of opium and opioid have shown that the opioid possess the analgesia, myosis, bradycardia, sedation, hypothermia and lost of sensitivity.
The main features affecting the ocular system include eye lens subluxation and severe myosis.
Topically, the drug causes adverse effects such as severe uveal inflammation, myosis and conjunctival hyperemia (KROHNE et al., 1998), which can be reversed by the topical administration of steroidal and nonsteroidal anti-inflammatory drugs (KROHNE et al., 1998).
A 50-year-old female patient had severe right-hand side pain for 7 years with autonomic signs and symptoms, such as lacrimation, conjunctival injection, rhinorrhoea, nasal congestion, forehead perspiration, myosis and eyelid edema.