To our knowledge, we present the first case report of allergic reaction from oyster mushroom ingestion, which was confirmed by an oral food challenge test. Trehalose phosphorylase was identified as a novel potential allergen by IgE immunoblotting and mass spectrometry.
Keywords: Mushroom allergy; allergen; anaphylaxis; oyster mushroom; trehalose phosphorylase.
© 2023 The Author(s).