Medical Must-See: Chilblains spike after COVID-19 vaccination  

The mechanism behind vaccination-related chilblains was unclear, dermatologists said.

In a case that gives flashbacks to 2021, dermatologists initially speculated that COVID-19 had caused their patient’s chilblains, before a repeat reaction after a second Spikevax dose confirmed the real culprit.

The 35-year-old presented to Chiang Mai Hospital in Thailand with chilblains on her fingers and toes that developed nine days after her first dose of the mRNA vaccine.