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To the Editor: Cao gío, also known as "coining'" or "coin rubbing," is a dermabrasive therapy used to relieve symptoms in a variety of illnesses,¹ and is most commonly used by Cambodians and other ethnic groups from Southeast Asia.² This traditional health practice is said to release excess "wind" or energy considered responsible for illness.² The skin is first lubricated with medical oils or balms and subsequently rubbed firmly using the edge of a coin to produce parallel ecchymoses on the chest and the back.³ This procedure often generates skin eruptions in a pine tree pattern with 2 long vertical marks along either side of the spine and several lines paralleling the ribs. Known complications of this procedure are burns after application of heated oil and cerebral hemorrhage.⁴ In addition, parents who applied coining to children have been falsely accused of child abuse.³ Oils and balms may also contain potentially . . . [Full Text of this Article]

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RELATED LETTER

Coin Rubbing and Camphor Intoxication
Aaron B. Schneir, Richard F. Clark, E. B. Bächli, S. K. Rampini, and M. Schneemann
JAMA. 2002;288(12):1471.
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THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES

Coin Rubbing and Camphor Intoxication
Schneir et al.
JAMA 2002;288:1471-1471.
FULL TEXT