Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report

A 43-year-old male with no past medical history presented to our emergency department with vomiting, diarrhea, and abdominal pain of 3 h’ duration. Upon further questioning, he revealed that he had been applying malathion pesticide over his body for the past 3 days for self-diagnosed scabies. He was...

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Main Authors: Joe Jia-Liang Chua, Kaibin K. Kuan
Format: Article
Language:English
Published: SAGE Publishing 2022-06-01
Series:Proceedings of Singapore Healthcare
Online Access:https://doi.org/10.1177/20101058211068593
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author Joe Jia-Liang Chua
Kaibin K. Kuan
author_facet Joe Jia-Liang Chua
Kaibin K. Kuan
author_sort Joe Jia-Liang Chua
collection DOAJ
description A 43-year-old male with no past medical history presented to our emergency department with vomiting, diarrhea, and abdominal pain of 3 h’ duration. Upon further questioning, he revealed that he had been applying malathion pesticide over his body for the past 3 days for self-diagnosed scabies. He was otherwise afebrile and hemodynamically stable, and the physical examination was unremarkable. The patient was diagnosed with organophosphate poisoning and treated symptomatically due to the lack of worrying cardiorespiratory or neurologic sequelae. He was subsequently admitted to the general ward, where his symptoms abated within 4 h. Serum and red blood cell cholinesterase tests sent on admission returned on day three and were significantly decreased (serum cholinesterase 2131 U/L, reference range 4700–12000 U/L; red blood cell cholinesterase 3365 U/L, reference range 7700–14600 U/L). He was discharged home well and stable on day 5 of admission, with outpatient psychiatric follow-up for likely delusional parasitosis.
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spelling doaj.art-716b375eb7384d12ad1b9a78d181edb72022-12-22T03:21:53ZengSAGE PublishingProceedings of Singapore Healthcare2059-23292022-06-013110.1177/20101058211068593Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case reportJoe Jia-Liang ChuaKaibin K. KuanA 43-year-old male with no past medical history presented to our emergency department with vomiting, diarrhea, and abdominal pain of 3 h’ duration. Upon further questioning, he revealed that he had been applying malathion pesticide over his body for the past 3 days for self-diagnosed scabies. He was otherwise afebrile and hemodynamically stable, and the physical examination was unremarkable. The patient was diagnosed with organophosphate poisoning and treated symptomatically due to the lack of worrying cardiorespiratory or neurologic sequelae. He was subsequently admitted to the general ward, where his symptoms abated within 4 h. Serum and red blood cell cholinesterase tests sent on admission returned on day three and were significantly decreased (serum cholinesterase 2131 U/L, reference range 4700–12000 U/L; red blood cell cholinesterase 3365 U/L, reference range 7700–14600 U/L). He was discharged home well and stable on day 5 of admission, with outpatient psychiatric follow-up for likely delusional parasitosis.https://doi.org/10.1177/20101058211068593
spellingShingle Joe Jia-Liang Chua
Kaibin K. Kuan
Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
Proceedings of Singapore Healthcare
title Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
title_full Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
title_fullStr Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
title_full_unstemmed Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
title_short Organophosphate poisoning from inappropriate topical use of malathion pesticide: A case report
title_sort organophosphate poisoning from inappropriate topical use of malathion pesticide a case report
url https://doi.org/10.1177/20101058211068593
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