[Skip to Navigation]
February 1941


Author Affiliations

Dallas, Texas

Arch Derm Syphilol. 1941;43(2):384. doi:10.1001/archderm.1941.01490200166018

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


There is an almost universal belief among both laymen and physicians that dermatitis due to poison ivy may be acquired from contact with the smoke of the burning plant. In order to disprove this fallacious empiricism a person extremely sensitive to poison ivy was exposed to large volumes of smoke from this plant.

REPORT OF A CASE  R. S., a white boy aged 16, living in the house adjoining my own, has been observed during repeated attacks of clinically acquired ivy dermatitis. He is well known among the dermatologists of Dallas, Texas, because of his pronounced sensitivity.About 25 pounds (11.3 Kg.) of branches and leaves of Rhus toxicodendron radicans was gathered, and the oleoresin from a few leaves of the collected specimens was extracted with ether. Frankly positive cutaneous reactions were elicited on the chest, abdomen, arms, back and thighs of the volunteer when 1 drop of the oleoresin

First Page Preview View Large
First page PDF preview
First page PDF preview
Add or change institution