tip migration

A forward—e.g., into the right atrium—or backward movement of a diagnostic or therapeutic cardiac catheter
Danger Fatal or near-fatal arrhythmias

tip migration

Cardiology A forward-into right atrium or backward movement of a diagnositc or therapeutic catheter. See Cardiac catheterization.
References in periodicals archive ?
Catheter occlusion and tip migration were the most common minor complications (4 and 2.2 percent, respectively).
Hence we report a case of bilateral pleural effusion after performing central venous catheterization due to catheter tip migration and abnormal location.
One important test which could have been done to confirm catheter tip migration is by injecting contrast dye through the catheter and take serial radiographs, which was not done in our case.