K E Y W O R D S : abietic acid, case report, contact dermatitis, dehydroabietic acid, hydrocolloid dressing, rosin Colophonium (rosin) is a natural resin derived from pine. It contains numerous chemical compounds, mostly abietic acid and its derivatives. 1,2
CASE REPORTA 13-year-old girl sustained a skin laceration on the left lower leg. She applied an over-the-counter (OTC) hydrocolloid dressing ("Dressing OMURA ET AL.
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