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.
Word Origin & History. regimen mid-15c., act of governing, from O.Fr. regimen (14c.), from L. regimen rule, guidance, government, from regere to rule (see regal). Medical sense of course of diet, exercise, etc. for sake of health first recorded late 15c.