an inflammatory fleshy lesion on the surface of the eye
Word origin
C15: from Latin, literally: cloth
pannus in American English
(ˈpænəs)
noun
1. Pathology
a.
an abnormal vascular thickening of the cornea
b.
an ingrowth of synovial material into a joint, as in rheumatoid arthritis
2. Meteorology
a group of ragged cloud fragments hanging below a cloud
Word origin
[1375–1425; late ME ‹ ML; L: piece of cloth, rag (cf. pane)]This word is first recorded in the period 1375–1425. Other words that entered Englishat around the same time include: period, representation, screw, skim, trick
Examples of 'pannus' in a sentence
pannus
Opening dysfunction was observed only for a pannus involvement angle of 360°.
Hojin Ha, Hyun Jung Koo, Hyung Kyu Huh, Guk Bae Kim, Jihoon Kweon, Namkug Kim, Young-HakKim, Joon-Won Kang, Tae-Hwan Lim, Jae-Kwan Song, Sang Joon Lee, Dong Hyun Yang 2018, 'Effect of pannus formation on the prosthetic heart valve: In vitro demonstration usingparticle image velocimetry', PLOS ONE10.1371/journal.pone.0199792. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Two cases developed mild pannus near the sutures.
Jun Du, Guang-Ying Zheng, Cheng-Lin Wen, Xiao-Fang Zhang, Yu Zhu 2016, 'Long-term outcomes of wedge resection at the limbus for high irregular corneal astigmatismafter repaired corneal laceration', International Journal of Ophthalmologyhttp://www.ijo.cn/en_publish/2016/6/20160609.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Artificial heart valves may dysfunction, leading to thrombus and/or pannus formations.
Fardin Khalili, Peshala P. T. Gamage, Richard H. Sandler, Hansen A. Mansy 2018, 'Adverse Hemodynamic Conditions Associated with Mechanical Heart Valve Leaflet Immobility',Bioengineeringhttp://www.mdpi.com/2306-5354/5/3/74. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Prosthetic valve obstruction due to pannus formation can be a life-threatening complication.
Ezgi Polat Ocaklı, Oben Baysan, Tugba Kayhan Altuner, Sinan Altan Kocaman 2017, 'A funnel shaped pannus formation above the mitral prosthetic valve diagnosed withreal time three-dimensional echocardiography', Heart Vessels and Transplantationhttp://hvt-journal.com/articles/art19. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Various kinds of cytokines are produced in the pannus.
Katsuya Kobayashi, Toshio Suda, Haruhiko Manabe, Ichiro Miki 2007, 'Administration of PDE4 Inhibitors Suppressed the Pannus-Like Inflammation by Inhibitionof Cytokine Production by Macrophages and Synovial Fibroblast Proliferation', Mediators of Inflammationhttp://dx.doi.org/10.1155/2007/58901. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Clinico-histopathological correlation was done with the resected pannus tissue.
Sangwan Virender, Matalia Himanshu, Vemuganti Geeta, Rao Gullapalli 2004, 'Amniotic membrane transplantation for reconstruction of corneal epithelial surfacein cases of partial limbal stem cell deficiency.', Indian Journal of Ophthalmologyhttp://www.ijo.in/article.asp?issn=0301-4738;year=2004;volume=52;issue=4;spage=281;epage=5;aulast=Sangwan. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Pannus restricts movement of prosthetic valve leaflets, resulting in severe aortic regurgitation.
Manabu Shiraishi, Chieri Kimura, Taro Takeuchi, Miki Kanoh, Kenichi Muramatsu, AtsushiYamaguchi, Hideo Adachi 2012, 'Pannus-Related Mechanical Valve Dysfunction Leading to Hemodynamic Shock', Archives of Clinical and Experimental Surgeryhttp://www.scopemed.org/fulltextpdf.php?mno=15639. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cervical spine magnetic resonance imaging revealed atlantoaxial subluxation and odontoid process inflammatory pannus and erosions.
Filipe Araújo, Inês Silva, Alexandre Sepriano, Carla Reizinho, Luís Marques, PatríciaNero, Jaime Cunha Branco 2015, 'Cervical Spine Involvement as Initial Manifestation of Rheumatoid Arthritis: a casereport', Acta Reumatológica Portuguesahttp://www.actareumatologica.com/files/article/925_cervical_spine_involvement_as_initial_manifestation_of_rheumatoid_arthritis_a_case_report_file.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This could result from thrombus formation, development of pannus, or a combinationof both.
Rajesh Rajan , Velayudhan Nair Vasantha Krishnakumar , Charantharayil Gopalan Bahuleyan,Padmanabhan Balachandran Nair 2015, 'Mitral Prosthetic Valve Obstruction and Its Complications', International Cardiovascular Research Journalhttp://ircrj.com/?page=article&article_id=22119. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)