Implementing a gluten-free diet and switching to the levothyroxine oral solution significantly improved malabsorptive and hypothyroid symptoms in a patient with hypothyroidism, Addison's disease, and celiac disease without the need to increase levothyroxine dosage.
Keywords: Hashimoto's thyroiditis; case report; celiac disease; levothyroxine sodium oral solution (L‐T4 oral solution); malabsorption.
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