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Updated: Oct 9, 2025

Trans-vivo Delayed Type Hypersensitivity Assay for Antigen Specific Regulation
Published on: May 2, 2013
Delayed-type hypersensitivity skin reaction to Covid-19 vaccine
1Philadelphia College of Osteopathic Medicine, DO, USA.
Abstract:
Delayed-Type Hypersensitivity Skin Reaction following the Moderna mRNA COVID-19 Vaccine. This case is an unusually prolonged presentation of skin rash following vaccination for the novel COVID-19 virus. This case is clinically significant as it highlights an uncommon but not contraindicated potential side effect and details appropriate medical management. This case highlights that while potentially distressing patients who experience this side effect should be offered reassurance and conservative treatment.
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