An RA factor is the amount of rheumatoid factor, or proteins found in the blood that may attack healthy tissues in the human body. High levels of RA factor often signal an autoimmune disorder, but some people who have a high RA level are healthy, according to the Mayo Clinic.
Common medical abbreviations include VC for "vital capacity," UA for "urinalysis," Sx for "symptoms," NAD for "no active disease" and CA for "cancer," according to the National Spinal Cord Injury Association. Other examples include DX for "diagnosis," DNR for "do not resuscitate" and NKA for "no kno
Medical abbreviations that begin with the letter "a" include: A, artery; ac or a.c., before a meal; AD, advance directive; AK, above the knee; and abd, abdomen. Also included are: AAA, abdominal aortic aneurysm; AF or AFIB, atrial fibrillation; and APAP, acetaminophen.
Ra, the ancient Egyptian god of the sun, controlled the passage of the sun across the sky. Most paintings of Ra show a man with the head of a hawk, but other representations include a man with the head of a beetle or ram.
The character or symbol commonly used to represent the word "and" is called an ampersand. The shape of the ampersand is based on the cursive lettering of the Latin word "et," which means "and."
Doctors use abbreviations on medical charts to reduce charting time, record information in a succinct way and to communicate with other healthcare professionals in the medical field concerning a patient's status or medical care. There are thousands of medical abbreviations used by healthcare profess
The normal range for RF factor in the blood is typically less than 40 to 60 units per milliliter, according to MedlinePlus. Some labs may also report it as a titer of less than 1 to 80. Testing for rheumatoid factor requires giving a blood sample.
A rheumatoid arthritis factor test is a simple blood test that takes only a few minutes to complete, according to Healthline. The test is performed by drawing a blood sample from a vein in the arm or back of the hand.
MedicineNet.com has a list of medical abbreviations. Another website with medical abbreviations is Tabers.com. Wikipedia also has a list of medical abbreviations, and Dummies.com has a list of 10 medical abbreviations and symbols for emergency medical technicians.
Doctors and other healthcare professionals abbreviate certain medical terminologies for convenience in completing patient charts, writing prescriptions, communicating needs and billing for services. Medical terminology can be very technical and wordy, so abbreviations help to save time and space, es