Inadvertent Excessive Soy Intake as Part of a Weight Loss Program Leading to Rapid Growth of Multinodular Goiter
Background: Over the past few decades consumption of soy products has gained popularity in the U.S. in part due to reports of potential health and weight loss benefits. However, concerns have emerged regarding soy as a potential endocrine-disrupting chemical (EDC) leading to thyroid dysfunction amon...
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Veröffentlicht in: | Journal of the Endocrine Society 2021-05, Vol.5 (Supplement_1), p.A937-A938 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Background: Over the past few decades consumption of soy products has gained popularity in the U.S. in part due to reports of potential health and weight loss benefits. However, concerns have emerged regarding soy as a potential endocrine-disrupting chemical (EDC) leading to thyroid dysfunction amongst other health issues. Studies have shown a potential association of high soy intake with risk of hypothyroidism and simple goiter (1), but less is known regarding its impact on multinodular goiter. Clinical Case: A 33-year-old female originally from Bolivia without significant medical history presented to our endocrine clinic with complaints of right-sided neck swelling. The swelling was insidious in onset, had gradually increased in size over the past 3-4 months, and become uncomfortable. She denied dysphagia, cough, or shortness of breath. Prior to the onset of symptoms, she had enrolled in a commercial weight loss program. The diet program consisted of limiting caloric intake to multiple meal replacement bars during the day followed by a light dinner of fish and non-starchy vegetables. Examination revealed a palpable right-sided thyroid mass and enlarged thyroid gland. Lab work showed normal TSH, fT4, and T3 levels, positive anti-thyroid peroxidase antibody (anti-TPO Ab) 588 ( |
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ISSN: | 2472-1972 2472-1972 |
DOI: | 10.1210/jendso/bvab048.1916 |