Falsely undetectable TSH in a euthyroid patient

Abstract Background Measuring thyroid hormone levels is essential and helpful in the diagnosis of thyroid diseases. Case presentation We had a patient with undetectable serum TSH level by the Siemens immunoassay, whereas by ELISA and Roche-Abott immunoassay, serum level of TSH was in the normal rang...

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Bibliographic Details
Main Authors: Monireh Rahimkhani, Kiana Kazemian, Rashid Ramezani Daryasari
Format: Article
Language:English
Published: BMC 2020-01-01
Series:Thyroid Research
Online Access:https://doi.org/10.1186/s13044-020-0076-y