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Definition of Ptosis
1. Noun. Drooping of the upper eyelid caused by muscle paralysis and weakness.
Definition of Ptosis
1. n. Drooping of the upper eyelid, produced by paralysis of its levator muscle.
Definition of Ptosis
1. Noun. The prolapse of a bodily organ, especially drooping of the eyelid. ¹
¹ Source: wiktionary.com
Definition of Ptosis
1. a drooping of the upper eyelid [n PTOSES] : PTOTIC [adj]
Lexicographical Neighbors of Ptosis
Literary usage of Ptosis
Below you will find example usage of this term as found in modern and/or classical literature:
1. Surgery, Gynecology & Obstetrics by The American College of Surgeons, Franklin H. Martin Memorial Foundation (1912)
"let loose in the process of the development of general ptosis, at which time it
begins to hold part of the weight of the mobile ..."
2. Text-book of Ophthalmology by Ernst Fuchs (1911)
"All degrees of ptosis occur, from a just noticeable depression of the upper ...
The higher degrees of ptosis, in which the lid hangs down in front of the ..."
3. The Principles and Practice of Ophthalmic Medicine and Surgery by Thomas Wharton Jones (1863)
"ptosis or falling down of the upper eyelid.1 ptosis is the opposite of ...
There are four principal forms of ptosis. 1st. ptosis from paralysis of the nerve ..."
4. The Principles and Practice of Ophthalmic Medicine and Surgery by Thomas Wharton Jones (1863)
"ptosis or falling down of the upper eyelid* ptosis is.the opposite of ...
There are four principal forms of ptosis. 1st. ptosis from paralysis of the nerve ..."
5. Text-book of Ophthalmology by Ernst Fuchs, Alexander Duane (1899)
"All degrees of ptosis occur, from a just noticeable depression of the upper ...
The higher degrees of ptosis, in which the lid hangs down in front of the ..."
6. Ophthalmic surgery: A Handbook of the Surgical Operations on the Eyeball and by Josef Meller (1912)
"ptosis. Most of the cases of ptosis requiring operation are congenital. ...
In acquired ptosis not caused by a lesion of the levator muscle, other muscles ..."
7. Diseases of the eye by George Edmund De Schweinitz (1916)
"ptosis also occurs as the result of injury of the levator. In some cases of
unilateral congenital ptosis, usually on the left side, while the eyelid cannot ..."
8. Transactions of the American Ophthalmological Society Annual Meeting by American Ophthalmological Society (1897)
"The other photograph is one of congenital ptosis with most marked epicanthus on
both sides. In this case the action of the occipito-frontalis was also found ..."
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