Ptosis

A drooping of one or both upper eyelids.


Dropping or drooping of an organ or part, such as the upper eyelid from paralysis, or the visceral organs from weakness of the abdominal muscles.


Drooping of the upper eyelid, which makes the eye stay half closed.


Drooping of one or both upper eyelids; it may be congenital or result from damage to the oculomotor nerve, myasthenia gravis, or other disorder.


Drooping of the upper eyelid, for which there are several causes. It may be due to a disorder of the third cranial nerve (oculomotor nerve), in which case it is likely to be accompanied by paralysis of eye movements causing double vision and an enlarged pupil. When part of Homer’s syndrome, ptosis is accompanied by a small pupil and an absence of sweating on that side of the face. It may be due to myasthenia gravis, in which the ptosis increases with fatigue and is part of a more widespread fatiguable weakness. Ptosis may also occur as an isolated congenital feature or as part of a disease of the eye muscles, when it is associated with weak or absent eye movements.


Dropping or drooping of an organ or part, as the upper eyelid from paralysis, or the visceral organs from weakness of the abdominal muscles.


Sagging of the upper eyelid, known as ptosis, can result from congenital factors, spontaneous occurrences, or be triggered by injuries or illnesses like myasthenia gravis. This condition can emerge due to the weakening of the levator muscle of the eyelid or disruptions in nerve connectivity. Surgical correction is employed for addressing severe cases of congenital ptosis.


A downward displacement or abnormal sagging of an organ, particularly the drooping of the upper eyelid caused by paralysis of the levator palpebrae superioris muscle in the eyelid.


 

 


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