Topic Tag: observe venous. Search for: HOME › Forums › Topic Tag: observe venous. Viewing topic 1 (of 1 total) Topic Voices Posts Freshness England, retention, malposition flat, observe venous. Started by: anugrcaloqele in: General Discussions 1 1 2 weeks, 3 days ago anugrcaloqele Viewing topic 1 (of 1 total)