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The relation between thyroid function and nutritional status in HIV-infected patients

W Ricart-Engel1, J M Fernández-Real, F González-Huix

  • 1Department of Internal Medicine, Hospital de Girona Dr Josep Trueta, Spain.

Clinical Endocrinology
|January 1, 1996
PubMed
Summary

Nutritional status significantly impacts thyroid function in HIV patients. Poor nutrition correlates with lower thyroid hormone levels, indicating illness severity rather than thyroid disease.

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Area of Science:

  • Endocrinology
  • Infectious Diseases
  • Nutritional Science

Background:

  • Human immunodeficiency virus (HIV) infection can affect thyroid function, but previous study results are inconsistent.
  • Understanding this relationship is crucial for managing HIV patients.

Purpose of the Study:

  • To investigate the association between nutritional status and thyroid function in HIV-infected individuals.
  • To clarify discrepancies in previous research on HIV and thyroid function.

Main Methods:

  • A prospective, cross-sectional study was conducted with 75 HIV-infected patients (ages 21-40).
  • Nutritional status was assessed using BMI, TSF, MAMC, and serum albumin.
  • Thyroid hormones (T4, FTI, T3, rT3, TBG, TSH) and CD4 counts were measured.

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Main Results:

  • Clinical stage correlated significantly with nutritional markers (BMI, MAMC).
  • Poorer nutritional status was linked to lower serum T3 and rT3 levels, especially in visceral and muscular compartments.
  • Serum albumin and MAMC independently correlated with T3 and rT3 levels.

Conclusions:

  • A strong relationship exists between thyroid hormone levels and nutritional status in HIV patients.
  • Abnormal thyroid function tests in these patients likely reflect illness severity, not primary thyroid dysfunction.
  • Patients are likely euthyroid despite altered thyroid hormone levels due to nutritional deficits.