TYH or tyh may refer to:
- Tsan Yuk Hospital, a public hospital in Sai Ying Pun, Hong Kong
- Tyrosine hydroxylase the enzyme responsible for catalyzing the conversion of L-tyrosine to L-DOPA
- tyh, the ISO 639-3 code for the O'du language in Vietnam and Laos
- Thank You Hashem
This disambiguation page lists articles associated with the title TYH.
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