Cholinesterase, Amylase, Lipase and Neutrophil-to-lymphocyte Ratio in Acute Pesticide Poisoning Cases

NCT ID: NCT05310188

Last Updated: 2022-04-04

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Total Enrollment

100 participants

Study Classification

OBSERVATIONAL

Study Start Date

2022-04-30

Study Completion Date

2023-03-31

Brief Summary

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To estimate diagnostic levels of amylase, lipase, pseudocholinestrase and neutrophili lymphocytic ratio to different pesticide poisoning.

In addition to detect prognostic values of theses enzymes \& NLR and its relation to the outcome of all pesticide poisoning.

To assess descriptive sociodemographic criteria of these poisoned cases, mode of toxicity, type of pesticide poisoning at emergency room, any other associated toxicity as well as the clinical outcome.

Detailed Description

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Acute pesticide poisoning is a global health problem responsible for majority of deaths in poisoning cases.

There is a study estimated that about 385 million cases of unintentional acute pesticide poisoning occur annually world-wide including about 11,000 fatalities.

Thirty percent of global suicides are due to pesticide poisoning as they are of low cost and easily accessible.

Most common suicidal pesticide are classified according to WHO to organophosphorus insecticides, carbamate insecticide, and methyl parathion /or the herbicide paraquat.

. Aluminum phosphide(ALP) becomes one of the commonest causes of poisoning. It is extremely toxic after self-poisoning, with a case fatality often exceeding 70% after ingestion.

Severe poisoning also has the potential to induce multi-organ failure. The exact site or mechanism of its action has not been proved in humans. Rather than targeting a single organ to cause gross damage.

organophosphorus pesticides inhibit acetylcholine esterase enzyme so that lead to accumulation of Ach and muscarinic, nicotinic and central nervous system (CNS) receptor overstimulation. The severity of acute poisoning depends on level of cholinesterase.

Detection of pseudocholinestrase is a good biomarker and the most specific lab test of acute pesticide poisoning.

There is a relative relationship between plasma cholinesterase and manifestation and final outcome so that level of PChE is a good prognostic value and could help in treatment plans.

Cholinergic stimulation of pancreas leads to hyperamylasemia so amylase could be used as a prognostic tool of acute pesticide poisoning, lipase can be helpful with amylase for early detect of pancreatitis as well as determination of severity of poisoning.

The neutrophil-to-lymphocyte ratio (NLR) is an independent predictor of short- and long-term mortality in critically ill patients, and measurement is simple, cheap, and fast Furthermore, the NLR is a powerful prognostic predictor of cardiovascular affection, acute ischemic stroke, and many other diseases. So high NLR is associated with the risk of mortality of acute toxicity.

laboratory evaluation through using rapid, simple, cheap tests plays an important and vital role for confirmation of poisoning, diagnosing the first acute organ damage as well as assessing the severity of poisoning.

Emergency physicians can help in improvement of these patient and reduce deaths by accurate assessment of lab markers.

Conditions

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Pesticide Poisoning

Study Design

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Observational Model Type

COHORT

Study Time Perspective

CROSS_SECTIONAL

Interventions

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pseudocholinesterease

blood samples

Intervention Type DIAGNOSTIC_TEST

Other Intervention Names

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lipase NLR amylase

Eligibility Criteria

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Inclusion Criteria

* All ages
* Both sex
* Any possible route of exposure to pesticides

Exclusion Criteria

* Exposure to medications or toxic chemicals other than pesticides.
* Patients with chronic comorbidities, including liver cirrhosis, symptomatic heart failure, end stage CKD(on regular hemodialysis) and COPD.
* Patients with gallstone history or DM
* Recent abdominal trauma
* Open abdominal surgery within one year ago
Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Assiut University

OTHER

Sponsor Role lead

Responsible Party

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Asmaa AbouBakr Ahmed

director

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Doaa Mohammed Abd EL-Rahman, Ass.Prof

Role: STUDY_DIRECTOR

Assiut University

Hanan Sharaf El_Deen Mohammed, Ass.prof

Role: STUDY_DIRECTOR

Assiut University

Central Contacts

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Asmaa AbouBakr Ahmed Ibrahim, Demonstrator

Role: CONTACT

+201095978353

Nagwa Mahmoud Ali Ghandour, Professor

Role: CONTACT

+201099977236

References

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Afzali S, Taheri SK, Seifrabiei M. Butyrylcholinesterase level in poisoned patients with phosphide compounds. Caspian J Intern Med. 2019 Fall;10(4):458-462. doi: 10.22088/cjim.10.4.458.

Reference Type BACKGROUND
PMID: 31814946 (View on PubMed)

Boedeker W, Watts M, Clausing P, Marquez E. The global distribution of acute unintentional pesticide poisoning: estimations based on a systematic review. BMC Public Health. 2020 Dec 7;20(1):1875. doi: 10.1186/s12889-020-09939-0.

Reference Type BACKGROUND
PMID: 33287770 (View on PubMed)

Mu Y, Hu B, Gao N, Pang L. Prognostic value of the neutrophil-to-lymphocyte ratio in acute organophosphorus pesticide poisoning. Open Life Sci. 2021 Jul 15;16(1):703-710. doi: 10.1515/biol-2021-0069. eCollection 2021.

Reference Type BACKGROUND
PMID: 34307885 (View on PubMed)

Mehrpour O, Jafarzadeh M, Abdollahi M. A systematic review of aluminium phosphide poisoning. Arh Hig Rada Toksikol. 2012 Mar;63(1):61-73. doi: 10.2478/10004-1254-63-2012-2182.

Reference Type BACKGROUND
PMID: 22450207 (View on PubMed)

Dungdung A, Kumar A, Kumar B, Preetam M, Tara RK, Saba MK. Correlation and prognostic significance of serum amylase, serum lipase, and plasma cholinesterase in acute organophosphorus poisoning. J Family Med Prim Care. 2020 Apr 30;9(4):1873-1877. doi: 10.4103/jfmpc.jfmpc_205_20. eCollection 2020 Apr.

Reference Type BACKGROUND
PMID: 32670933 (View on PubMed)

Other Identifiers

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Acute pesticide poisoning

Identifier Type: -

Identifier Source: org_study_id

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