WordNet

(anatomy) a point or small area

Wikipedia preview

出典(authority):フリー百科事典『ウィキペディア（Wikipedia）』「2014/03/28 04:55:44」(JST)

wiki en

Punctum, plural puncta, adjective punctate, is an anatomical term that refers to a sharp point or tip. It may also refer to:

Medical

Lacrimal punctum, one in each eyelid, commence at minute orifices, termed puncta lacrimalia, collect tears produced by the lacrimal glands
Blind spot (vision), punctum cecum, the blind spot in human vision corresponding to the location of the optic disk
Erb's point (neurology), punctum nervosum, in humans, a site at the lateral root of the brachial plexus located 2–3 cm above the clavicle
Imperforate lacrimal punctum, a congenital disorder of dogs involving the lack of an opening to the nasolacrimal duct (tear duct) in the conjunctiva

Other

Punctum delens, typographic marks used to indicate deletion, can be a small point, an X or a strike-through
Neume, the basic element of Western and Eastern systems of musical notation prior to the invention of five-line staff notation
Equant, punctum aequans, is a mathematical concept developed by Claudius Ptolemy in the 2nd century AD to account for the observed motion of heavenly bodies
in Camera Lucida (book), studium and punctum

Landsnails in genus Punctum

Punctum (gastropod), a genus of land snails
Punctum blandianum, a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Punctidae
Punctum minutissimum, a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Punctidae
Punctum pygmaeum, a species of very small, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Punctidae
Punctum randolphi, a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Punctidae

Unrelated species named punctum

Allium punctum, dotted onion, a species of wild onion, native to the western United States in and around
Amyna punctum, a moth of the Noctuidae family, found throughout subtropical Africa and Australasia
Cinguloterebra punctum, a species of sea snail, a marine gastropod mollusk in the family Terebridae, the auger snails
Phylloxiphia punctum, a moth of the Sphingidae family, found in the savanna of Southeast Africa
Sepsis punctum, a European species of fly and a member of the family Sepsidae
Zygaena punctum, a species of moth in the Zygaenidae family, found in most of Central and Southern Europe and in the Ukraine, Russia and Turkey

This disambiguation page lists articles associated with the same title.
If an internal link led you here, you may wish to change the link to point directly to the intended article.

UpToDate Contents

全文を閲覧するには購読必要です。 To read the full text you will need to subscribe.

1. 南京虫 bedbugs
2. 持続性の流涙がみられる小児に対するアプローチ approach to the child with persistent tearing
3. 小児における先天性鼻涙管閉塞（涙管閉鎖症）および涙嚢ヘルニア congenital nasolacrimal duct obstruction dacryostenosis and dacryocystocele
4. ゴケグモによる咬刺傷の臨床症状および診断 clinical manifestations and diagnosis of widow spider bites
5. 鼻の先天異常 congenital anomalies of the nose

English Journal

Evolution of the surgical approach to the orbitozygomatic fracture: From a subciliary to a transconjunctival and to a novel extended transconjunctival approach without skin incisions.

Ishida K1.
Journal of plastic, reconstructive & aesthetic surgery : JPRAS.J Plast Reconstr Aesthet Surg.2016 Apr;69(4):497-505. doi: 10.1016/j.bjps.2015.11.016. Epub 2015 Dec 23.
BACKGROUND: In the last 20 years, surgical approach to the orbitozygomatic fracture has evolved to limit skin incisions and minimize external scars.METHODS: The treatment approach to the orbitozygomatic fracture was evaluated by a retrospective chart review from 1992 to 2012, and advantages, disadva
PMID 26776346

Endoscopic-assisted retrieval of retained lacrimal stent material in congenital nasolacrimal duct obstruction without dacryocystorhinostomy.

Ng DS1, Chan E2, Tong FM3, Chow SK3, Ko ST2.
Orbit (Amsterdam, Netherlands).Orbit.2016 Apr;35(2):103-5. doi: 10.3109/01676830.2015.1099695. Epub 2016 Feb 2.
We report a 3-year-old child with history of congenital nasolacrimal duct obstruction who failed lacrimal probing and underwent bicanalicular intubation. Removal of stent from the superior punctum was unsuccessful and it was trapped in the lacrimal sac. We performed endonasal endoscopic-assisted ret
PMID 26838355

Characterizing the lacrimal punctal region using anterior segment optical coherence tomography.

Timlin HM1, Keane PA2, Day AC2, Salam T1, Abdullah M1, Rose GE1,2, Ezra DG1,2.
Acta ophthalmologica.Acta Ophthalmol.2016 Mar;94(2):154-9. doi: 10.1111/aos.12906. Epub 2015 Dec 9.
PURPOSE: Abnormalities of lacrimal punctum size and morphology probably contribute to excess tearing, with significant effects on quality-of-life for affected individuals. Our current understanding of normal punctal morphology originates from ex vivo studies, which are unlikely to capture the true
PMID 26648481

Japanese Journal

細隙灯顕微鏡による涙点関連所見と涙液クリアランスとの関係

髙橋直巳,鄭暁東,鎌尾知行 [他]
あたらしい眼科 32(6), 876-882, 2015-06
NAID 40020516981

第2回日本涙道・涙液学会涙点プラグ留置後2年で太鼓締め様脱出をきたした1例の臨床経過と組織学的検討

五嶋摩理,近藤亜紀,亀井裕子 [他]
あたらしい眼科 31(8), 1211-1214, 2014-08
NAID 40020195627

涙点プラグによる涙道合併症

立花敦子,砂川恵伸,加島陽二
眼科 55(4), 405-409, 2013-04
NAID 40019682862

Related Pictures

from the lacrimal punctum Correctly bill Permanent Lacrimal Punctum punctal plug in the inferior punctum Photos de punctum à 71250 cluny The punctum is small and located on the File:Lacrimal punctum.jpg - Wikipedia Left lower punctum is normal. image lacrimal_punctum for term side of