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Hipertiroidismo facticio por ingesta de suplementos herbales para reducción de peso / Factitious hyperthyroidism due to intake of herbal supplements for weight reduction
Varsavsky, Mariela; Ortiz, María Inés; Lovazzano, Soledad; Scheinfeld, Gabriela; Cristabel Rubino, Gisela; Kozak, Andrea.
  • Varsavsky, Mariela; Hospital Italiano de Buenos Aires. Servicio de Endocrinología y Medicina Nuclear. AR
  • Ortiz, María Inés; Hospital Italiano de Buenos Aires. Servicio de Endocrinología y Medicina Nuclear. AR
  • Lovazzano, Soledad; Hospital Italiano de Buenos Aires. Servicio de Endocrinología y Medicina Nuclear. AR
  • Scheinfeld, Gabriela; Hospital Italiano de Buenos Aires. Servicio de Endocrinología y Medicina Nuclear. AR
  • Cristabel Rubino, Gisela; Hospital Italiano de Buenos Aires. Laboratorio de Endocrinología Hormonal y Genético. AR
  • Kozak, Andrea; Hospital Italiano de Buenos Aires. Laboratorio de Endocrinología Hormonal y Genético. AR
Medicina (B.Aires) ; 82(6): 974-977, dic. 2022. graf
Article in Spanish | LILACS-Express | LILACS | ID: biblio-1422098
RESUMEN
Resumen La tirotoxicosis facticia se caracteriza por la ingesta de un exceso de hormonas tiroideas o derivados de las mismas de forma intencional o accidental. Describimos 6 casos clínicos de pacientes que desarrollaron tirotoxicosis y efectos adversos con la ingesta de suplementos de herbales de venta libre para descenso de peso. Actualmente existe mucha publicidad sobre suplementos que "ayudan al descenso de peso", los cuales son de venta libre y distribuidos ampliamente en tiendas de dietéticas o por internet por lo cual es habitual tener pacientes que los consumen, sin que muchos reparen en sus posibles riesgos. En caso de sospechar un hipertiroidismo facticio debemos solicitar tiroglobulina y anticuerpos anti tiroglobulina así como centellograma tiroideo o curva de captación. Para realizar el diagnóstico diferencial entre ingesta de tiroxina (T4) o triiodotironina (T3) o sus derivados debemos solicitar medición de T4 y T3. En caso de ingesta de T4, la T4 y T3 se encontrarán elevadas, pero en caso de ingesta de triodotironina o sus derivados la T4 se encontrará descendida con una T3 elevada.
ABSTRACT
Abstract Factitious thyrotoxicosis is characterized by the intentional or accidental intake of excess thyroid hormones or their derivatives. We describe 6 cases of patients who developed thyrotoxicosis and adverse effects by weight-reducing herbal medicines. Currently there is a lot of publicity about supplements that "help to lose weight", which are over-the-counter and widely distributed in health food stores or online, which is why it is com mon to have patients who consume them, without many noticing their possible risks. If factitious hyperthyroidism is suspected, we should request thyroglobulin and anti-thyroglobulin tests, as well as a thyroid scan or uptake curve. To make the differential diagnosis between intake of thyroxine (T4) or triiodothyronine (T3) or its deriva tives, we must request the measurement of T4 and T3. In case of ingestion of T4, T4 and T3 will be elevated, but in case of ingestion of triodothyronine or its derivatives, T4 will be decreased with elevated T3.

Full text: Available Index: LILACS (Americas) Language: Spanish Journal: Medicina (B.Aires) Journal subject: Medicine Year: 2022 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Italiano de Buenos Aires/AR

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Full text: Available Index: LILACS (Americas) Language: Spanish Journal: Medicina (B.Aires) Journal subject: Medicine Year: 2022 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Italiano de Buenos Aires/AR