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Effect of occupational exposure to cobalt blue dyes on the thyroid volume and function of female plate painters

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@article{58f9e8205cbe42b993119014e681940e,
title = "Effect of occupational exposure to cobalt blue dyes on the thyroid volume and function of female plate painters",
abstract = "It has previously been shown that long-term oral exposure to cobalt can cause goiter and myxedema. The effect of industrial cobalt exposure on thyroid volume and function was determined for 61 female plate painters exposed to cobalt blue dyes in two Danish porcelain factories and 48 unexposed referents. Thyroid volume was determined by ultrasonography. The cobalt blue dyes were used in one of two forms, cobalt aluminate (insoluble) and cobalt-zinc silicate (semisoluble). Only the subjects exposed to semisoluble cobalt had a significantly increased urinary cobalt content (1.17 micrograms.mmol-1 versus 0.13 micrograms.mmol-1, P less than 0.0001). These subjects also had increased levels of serum thyroxine (T4) and free thyroxine (FT4I) (P = 0.0001 and 0.0029, respectively), unaltered serum thyroid stimulating hormone (TSH), and marginally reduced 3,5,3'-triiodothyronine (T3), whereas thyroid volume tended to be lower (P = 0.14). The group exposed to insoluble cobalt did not differ significantly in any thyroid-related parameters. No correlation between urinary cobalt and FT4I or thyroid volume was found. The study demonstrates an effect of cobalt on thyroid hormone metabolism.",
keywords = "Air Pollutants, Occupational, Cobalt, Coloring Agents, Cross-Sectional Studies, Denmark, Female, Goiter, Humans, Myxedema, Occupational Diseases, Occupational Exposure, Paint, Risk Factors, Thyroid Function Tests",
author = "E Prescott and B Netterstr{\o}m and J Faber and L Heged{\"u}s and P Suadicani and Christensen, {J M}",
year = "1992",
month = "4",
language = "English",
volume = "18",
pages = "101--4",
journal = "Scandinavian Journal of Work, Environment and Health",
issn = "0355-3140",
publisher = "Tyoterveyslaitos",
number = "2",

}

RIS

TY - JOUR

T1 - Effect of occupational exposure to cobalt blue dyes on the thyroid volume and function of female plate painters

AU - Prescott, E

AU - Netterstrøm, B

AU - Faber, J

AU - Hegedüs, L

AU - Suadicani, P

AU - Christensen, J M

PY - 1992/4

Y1 - 1992/4

N2 - It has previously been shown that long-term oral exposure to cobalt can cause goiter and myxedema. The effect of industrial cobalt exposure on thyroid volume and function was determined for 61 female plate painters exposed to cobalt blue dyes in two Danish porcelain factories and 48 unexposed referents. Thyroid volume was determined by ultrasonography. The cobalt blue dyes were used in one of two forms, cobalt aluminate (insoluble) and cobalt-zinc silicate (semisoluble). Only the subjects exposed to semisoluble cobalt had a significantly increased urinary cobalt content (1.17 micrograms.mmol-1 versus 0.13 micrograms.mmol-1, P less than 0.0001). These subjects also had increased levels of serum thyroxine (T4) and free thyroxine (FT4I) (P = 0.0001 and 0.0029, respectively), unaltered serum thyroid stimulating hormone (TSH), and marginally reduced 3,5,3'-triiodothyronine (T3), whereas thyroid volume tended to be lower (P = 0.14). The group exposed to insoluble cobalt did not differ significantly in any thyroid-related parameters. No correlation between urinary cobalt and FT4I or thyroid volume was found. The study demonstrates an effect of cobalt on thyroid hormone metabolism.

AB - It has previously been shown that long-term oral exposure to cobalt can cause goiter and myxedema. The effect of industrial cobalt exposure on thyroid volume and function was determined for 61 female plate painters exposed to cobalt blue dyes in two Danish porcelain factories and 48 unexposed referents. Thyroid volume was determined by ultrasonography. The cobalt blue dyes were used in one of two forms, cobalt aluminate (insoluble) and cobalt-zinc silicate (semisoluble). Only the subjects exposed to semisoluble cobalt had a significantly increased urinary cobalt content (1.17 micrograms.mmol-1 versus 0.13 micrograms.mmol-1, P less than 0.0001). These subjects also had increased levels of serum thyroxine (T4) and free thyroxine (FT4I) (P = 0.0001 and 0.0029, respectively), unaltered serum thyroid stimulating hormone (TSH), and marginally reduced 3,5,3'-triiodothyronine (T3), whereas thyroid volume tended to be lower (P = 0.14). The group exposed to insoluble cobalt did not differ significantly in any thyroid-related parameters. No correlation between urinary cobalt and FT4I or thyroid volume was found. The study demonstrates an effect of cobalt on thyroid hormone metabolism.

KW - Air Pollutants, Occupational

KW - Cobalt

KW - Coloring Agents

KW - Cross-Sectional Studies

KW - Denmark

KW - Female

KW - Goiter

KW - Humans

KW - Myxedema

KW - Occupational Diseases

KW - Occupational Exposure

KW - Paint

KW - Risk Factors

KW - Thyroid Function Tests

M3 - Journal article

VL - 18

SP - 101

EP - 104

JO - Scandinavian Journal of Work, Environment and Health

JF - Scandinavian Journal of Work, Environment and Health

SN - 0355-3140

IS - 2

ER -

ID: 43586649