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Substance tested in patch testing
Methylisothiazolinone
A preservative from the Kathon family, used on its own, and also present in wall paints.
"Airborne" eczema of the face may come from recently painted homes.
This information is general and does not replace a consultation — diagnosis is always made in person. Mutual Clinic Braga 253 772 064 · Mutual Clinic Arcozelo 227 537 000 · B.clinic Funchal 291 142 030.