D dimer: While d dimer is often used to help diagnose blood clots, it can also be elevated with inflammation. ... Read more Dr. Ed Friedlander Dr. Friedlander
Definition of regimen. 1  1a : a systematic plan (as of diet, therapy, or medication) especially when designed to improve and maintain the health of a patientb : a regular course of action and especially of strenuous training the daily regimen of athletes. 2  2 : government, rule. 3  3 : regime 1c.
In the medical community, PRN is an abbreviated term that stands for pro re nata. This means as needed. For nurses, there are multiple ways this term can be used. The main one refers to medication. Where a patient takes their medication as needed instead of on a schedule.