Sorry to hear about the incident. This is one of those times where you really should go see a doctor. In another thread on this board, Helena Killins discusses the course and treatment of poison ivy. In sensitive spots, this is something that needs professional care. You can find Helena's message here - http://poisonivy.aesir.com/view/comments.html?func=showMessage&mid=100080&wid=279

If you chose the self-healing route, you should consider reading through the many cures / treatments listed by our viewers here - treatments page.

Good luck!