Actually yes - I read it on emedicine this morning before teaching our middle grades! -----Original Message----- From: Craig Ellis [mailto:[log in to unmask]] Sent: 18 December 2003 07:12 To: [log in to unmask] Subject: AF Hands up if you knew that AF was caused by ectopic activity in the ostia of the pulmonary veins ? You learn something new everyday. And the list was pretty slow. Sorry if you already knew that. Craig _________________________________________________________________ Gaming galore at http://xtramsn.co.nz/gaming !