CellWell record HH-48577
Real or Not Real? An Elevated TSH
Sevilla-Alsina ME; Dumitriu Carcoana AO; Yang JY; McPhaul MJ; Islam MS; Weiss RE
Journal of investigative medicine high impact case reports ยท 2026
In plain language
A case report describes a 19-year-old man with mild fatigue and constipation whose markedly elevated TSH turned out to be Macro-TSH, a lab artifact rather than true hypothyroidism, confirmed by antibody and chromatography testing.
- Evidence
- Emerging
- Design
- Case report
Cite this record: https://thecellwell.org/studies/HH-48577
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