1. Definition of adherence. In terms of TB control, adherence to treatment may be defined as the extent to which the patient's history of therapeutic drug-taking coincides with the prescribed treatment (7) . Adherence may be measured using either process-oriented or outcome-oriented definitions.
In general, peripheral catheters are preferred when IV access is required for shorter periods, when direct access to the central circulation is unnecessary, and when smaller gauge catheters suffice. Peripheral access is generally safer, easier to obtain, and less painful than central access.
Malecot catheter. 1. a two-or four-winged female catheter. 2. a tube with an expanded tip that is used for gastrostomy feedings. manometer-tipped catheter one with a small pressure transducer on its tip; used in measuring intravascular or intracardiac pressure.