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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «U»:

  1. Urine specific gravity Urine specific gravity
    Urine specific gravity is a laboratory test that measures the concentration of all chemical particles in the urine. See also: Urine concentration test Urine osmolality Urinalysis How the Test is Performed The test requires a clean-catch urine sample. For information on how to collect this u...
  2. Uroflowmetry Uroflowmetry
    Uroflowmetry is a test that measures the volume of urine released (excreted) from the body, the speed with which it is excreted, and how long the excretion takes. How the Test is Performed You will urinate in a special urinal or toilet with a machine that has a measuring device. You will be asked t...
  3. Urticaria pigmentosa Urticaria pigmentosa
    Urticaria pigmentosa is a skin disease that produces lesions and intense itching. If you rub the lesions, hives may develop. Causes Urticaria pigmentosa is one of several forms of mastocytosis, which occurs where there are too many inflammatory cells (mast cells) in the skin. Urticaria pigmentosa i...
  4. Using oxygen at home Using oxygen at home
    Because of your sickness, you may need to use oxygen to help you breathe. You will need to know how to use and store your oxygen. See also: Oxygen safety Kinds of Oxygen Your oxygen will be stored under pressure in tanks. You can get large tanks to keep in your home and small tanks to take with y...
  5. Using oxygen at home - what to ask your doctor Using oxygen at home - what to ask your doctor
    Because of problems with your lungs or heart, you will need to use oxygen in your home. Below are some questions you may want to ask your doctor or nurse to help you use your oxygen. Questions When should I use my oxygen? All the time? Only when I'm walking? Only when I’m short of breath? ...
  6. Using your shoulder after replacement surgery Using your shoulder after replacement surgery
    You have had shoulder replacement surgery to replace the bones of your shoulder joint with artificial parts. The parts include a stem made of metal and a metal ball that fits on the top of the stem. A plastic piece is used as the new surface of the shoulder blade. Now that you are home you will need...
  7. Using your shoulder after surgery Using your shoulder after surgery
    You had surgery on your shoulder to repair a muscle, tendon, or cartilage tear. The surgeon may have removed damaged tissue. You will need to know how to take care of your shoulder as it heals, and how to make it stronger. Self-care After surgery, the arm on the side of your surgery will be in a sl...
  8. Uterine artery embolization Uterine artery embolization
    Uterine artery embolization (UAE) is a procedure to treat fibroids without surgery. Instead, the doctor (a radiologist) uses special imaging methods to treat your uterine fibroids. During the procedure, the blood supply of the fibroids is cut off, causing the fibroids to shrink. Description UAE is...
  9. Uterine artery embolization - discharge Uterine artery embolization - discharge
    You had uterine artery embolization (UAE). UAE is a procedure to treat fibroids using radiology instead of surgery. During the procedure, the blood supply of the fibroids was cut off, causing them to shrink. The procedure took about 60 to 90 minutes. You were given a sedative and a local anesthetic....
  10. Uterine fibroids Uterine fibroids
    Uterine fibroids are noncancerous (benign) tumors that develop in the uterus (womb), a female reproductive organ. Causes Uterine fibroids are the most common pelvic tumor. As many as 1 in 5 women may have fibroids during their childbearing years (the time after starting menstruation for the first t...
  11. Uterine prolapse Uterine prolapse
    Uterine prolapse is falling or sliding of the uterus from its normal position in the pelvic cavity into the vaginal canal. Causes The uterus is held in position in the pelvis by muscles, special ligaments, and other tissue,. The uterus drops into the vaginal canal (prolapses) when these muscles and...
  12. Uvea Uvea
    The uvea is the middle layer of the eye beneath the white part of the eye (the sclera). It consists of the iris, ciliary body, and choroid. These structures control many of the functions of the eye such as adjusting to different levels of light or different distances of objects. Alternative Names V...
  13. Uveitis Uveitis
    Uveitis is swelling and irritation of the uvea, the middle layer of the eye. The uvea provides most of the blood supply to the retina. Causes Uveitis can be caused by autoimmune disorders such as rheumatoid arthritis or ankylosing spondylitis, infection, or exposure to toxins. However, in many case...