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Blood mercury levels of dental students and dentists at Dental School of Tehran University
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K. H. صادق نیت   , D. پهلوان |
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Abstract: (10498 Views) |
| Introduction: Dentists are often considered at risk of mercury poisoning due to using amalgam. To investigate the plasma and whole blood mercury levels in dental students, residents and clinical teaching staff, who work with amalgam and have mercury exposure, we performed this study.
Materials and Methods: We conducted a historical cohort study on fifty persons of dental group by a census of dentists in restorative department of Tehran Dental School and fifty persons of control group at Des. 2006. Data collection was carried out using questionnaire. Following taking 4cc blood by standard venojects, all samples were sent to a lab by cold box and cold vapor atomic absorption method was performed for determining blood mercury level. Statistical analysis was performed by SPSS program by using t-test, chi square and logistic regression.
Results: This study showed mercury blood and plasma levels were significantly more in dental group (P |
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| Keywords: Dental amalgam, Mercury, Threshold Level Value |
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Full-Text [PDF 124 kb]
(4068 Downloads)
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Type of Study: Applicable |
Subject:
General
Received: 2008/08/16 | Published: 2007/08/15
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