ECG/EKG studies are very easy to handle online since they are of small size. These can be transferred using the following methods. Email Attachments – ECG/EKG studies can be sent as attached files in the emails. Using FTP Accounts – Studies can be uploaded to a hosted space using some FTP clients and same can be downloaded from there by the remote station Using PACS – ECG/EKG studies in JPEG format can be shared using PACS or teleradiology systems.