RDW is the abbreviation for red blood cell distribution width.. According to Lab Tests Online, RDW calculates the varying sizes of red blood cell (RBC) volume in a blood sample. An RDW test is usually performed as part of a CBC, or complete blood count.t is virtually impossible to discuss the RDW aspect of a blood test without including MCV, or mean corpuscle value. MCV goes hand in hand with red blood cell distribution width (RDW) in terms of anemia and other hematology disorders, and the values of both are influenced by each other.
1 There are various types of heart rate monitors. 2  The most common type features a strap, worn around the chest, and a watch, which displays the heart rate. 3  This type of monitor costs between $30 and $470. Heart rate monitors and the included watches need batteries to operate. 2  The batteries required will vary depending upon the brand of the device. 3  Batteries typically cost less than $10. 4  Expert opinions vary on how to best optimize training using a heart rate monitor.
1 At OPSMEdical.com, the following are the prices of heart event monitors they offer: Heartrak 2 Recorder, Post Symptomatic â $595; Heartrak Smart Recorder, Pre/Post â $645; and, Heartrak Smart AF (Atrial Fibrillation) â $795. 2  Special prices are offered for 10- and 50-pack orders. Consider buying a refurbished heart event monitor device. 2  It is usually offered at a fraction of the price of a new unit, enabling you to save on the cost of the item. 3  But be sure that the refurbished device works efficiently and that it comes with a warranty from the seller.