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Change of thyroid function in 50 patients with aplastic anemia
1Department of Internal Medicine, Affiliated Hospital of Qingdao Medical College, People's Republic of China.
American Journal of Hematology
|April 1, 1992
Summary
Thyroid hormones (T3 and T4) are often lower in aplastic anemia (AA) patients, particularly the elderly and those with chronic AA. This may indicate euthyroid sick syndrome, aiding disease prognosis.
Area of Science:
- Endocrinology
- Hematology
Background:
- Aplastic anemia (AA) is a rare bone marrow failure disorder.
- Thyroid hormone levels in AA patients are not well-established.
Purpose of the Study:
- To investigate serum thyroid hormone levels in patients with aplastic anemia.
- To explore the relationship between thyroid hormone levels and AA severity or patient demographics.
Main Methods:
- Serum levels of triiodothyronine (T3), thyroxine (T4), and thyroid-stimulating hormone (TSH) were measured.
- 50 patients diagnosed with aplastic anemia were included in the study.
Main Results:
- Significantly lower serum T3 and T4 levels were observed in AA patients.
- Reduced thyroid hormone levels were more pronounced in elderly patients and those with chronic AA.
- Thyroid hormone levels were normal in patients with acute AA.
- No significant difference in TSH levels was found across patient groups.
Conclusions:
- The observed decrease in thyroid hormones in AA may represent euthyroid sick syndrome.
- This finding could be a protective adaptation and useful for disease classification and prognosis evaluation in aplastic anemia.