Sequelae of carbide-related thermo-chemical injury: A retrospective analysis

Purpose: To describe the outcomes of eyes with calcium carbide (CaC2)-related thermo-chemical injury. Methods: This study included 28 eyes of 23 patients who presented with calcium carbide-related ocular burns. Only patients with more than three months of follow-up were included. Group A included 16...

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Main Authors: Anchal Arora, Swapna S Shanbhag, Dilip K Mishra, Nikhila Malepati, Sujata Das, Smruti R Priyadarshini, Amrita Mohanty, Srikant K Sahu
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2023-01-01
Series:Indian Journal of Ophthalmology
Subjects:
Online Access:http://www.ijo.in/article.asp?issn=0301-4738;year=2023;volume=71;issue=9;spage=3192;epage=3197;aulast=Arora
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author Anchal Arora
Swapna S Shanbhag
Dilip K Mishra
Nikhila Malepati
Sujata Das
Smruti R Priyadarshini
Amrita Mohanty
Srikant K Sahu
author_facet Anchal Arora
Swapna S Shanbhag
Dilip K Mishra
Nikhila Malepati
Sujata Das
Smruti R Priyadarshini
Amrita Mohanty
Srikant K Sahu
author_sort Anchal Arora
collection DOAJ
description Purpose: To describe the outcomes of eyes with calcium carbide (CaC2)-related thermo-chemical injury. Methods: This study included 28 eyes of 23 patients who presented with calcium carbide-related ocular burns. Only patients with more than three months of follow-up were included. Group A included 16 eyes with Dua's Grade I–III burns, while Group B included 12 eyes with Grade IV–VI burns. Electronic medical records were reviewed to provide data on the etiology of burn, presenting clinical signs and visual acuity, sequelae, and surgical interventions performed, both in the acute and chronic phases. Results: The overall mean age was 28.48 ± 11.8 years. Fifteen patients were injured while using carbide to create an explosion to scare away animals on farms. The median presenting BCVA (best-corrected visual acuity) in Group A (20/160) was significantly better than in Group B [(20/2000) (P = 0.002)]. Five eyes in Group A and one eye in Group B underwent medical management. There was no difference in the duration of follow-up for both groups (P = 0.24). The median final BCVA in Group A (20/32) was significantly better than in Group B [(20/200) (P = 0.02)]. Two eyes in Group A and nine eyes in Group B developed LSCD. Two eyes in Group B were phthisical at the last visit. Conclusion: Calcium carbide-related ocular injuries can result in significant visual morbidity in young adults. Early presentation and management may improve outcomes. Prevention of these injuries by increasing awareness and increasing advocacy efforts is necessary.
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spelling doaj.art-cc3bffd374b64912aa19a8c737c126022023-10-26T06:49:21ZengWolters Kluwer Medknow PublicationsIndian Journal of Ophthalmology0301-47381998-36892023-01-017193192319710.4103/IJO.IJO_57_23Sequelae of carbide-related thermo-chemical injury: A retrospective analysisAnchal AroraSwapna S ShanbhagDilip K MishraNikhila MalepatiSujata DasSmruti R PriyadarshiniAmrita MohantySrikant K SahuPurpose: To describe the outcomes of eyes with calcium carbide (CaC2)-related thermo-chemical injury. Methods: This study included 28 eyes of 23 patients who presented with calcium carbide-related ocular burns. Only patients with more than three months of follow-up were included. Group A included 16 eyes with Dua's Grade I–III burns, while Group B included 12 eyes with Grade IV–VI burns. Electronic medical records were reviewed to provide data on the etiology of burn, presenting clinical signs and visual acuity, sequelae, and surgical interventions performed, both in the acute and chronic phases. Results: The overall mean age was 28.48 ± 11.8 years. Fifteen patients were injured while using carbide to create an explosion to scare away animals on farms. The median presenting BCVA (best-corrected visual acuity) in Group A (20/160) was significantly better than in Group B [(20/2000) (P = 0.002)]. Five eyes in Group A and one eye in Group B underwent medical management. There was no difference in the duration of follow-up for both groups (P = 0.24). The median final BCVA in Group A (20/32) was significantly better than in Group B [(20/200) (P = 0.02)]. Two eyes in Group A and nine eyes in Group B developed LSCD. Two eyes in Group B were phthisical at the last visit. Conclusion: Calcium carbide-related ocular injuries can result in significant visual morbidity in young adults. Early presentation and management may improve outcomes. Prevention of these injuries by increasing awareness and increasing advocacy efforts is necessary.http://www.ijo.in/article.asp?issn=0301-4738;year=2023;volume=71;issue=9;spage=3192;epage=3197;aulast=Aroracalcium carbidecarbide gunfirecrackerthermal injury
spellingShingle Anchal Arora
Swapna S Shanbhag
Dilip K Mishra
Nikhila Malepati
Sujata Das
Smruti R Priyadarshini
Amrita Mohanty
Srikant K Sahu
Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
Indian Journal of Ophthalmology
calcium carbide
carbide gun
firecracker
thermal injury
title Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
title_full Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
title_fullStr Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
title_full_unstemmed Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
title_short Sequelae of carbide-related thermo-chemical injury: A retrospective analysis
title_sort sequelae of carbide related thermo chemical injury a retrospective analysis
topic calcium carbide
carbide gun
firecracker
thermal injury
url http://www.ijo.in/article.asp?issn=0301-4738;year=2023;volume=71;issue=9;spage=3192;epage=3197;aulast=Arora
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AT nikhilamalepati sequelaeofcarbiderelatedthermochemicalinjuryaretrospectiveanalysis
AT sujatadas sequelaeofcarbiderelatedthermochemicalinjuryaretrospectiveanalysis
AT smrutirpriyadarshini sequelaeofcarbiderelatedthermochemicalinjuryaretrospectiveanalysis
AT amritamohanty sequelaeofcarbiderelatedthermochemicalinjuryaretrospectiveanalysis
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