Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «R»:
Remodelling, chromatin: See: Chromatin remodeling....
Remote telesurgery: Surgical procedures carried out at a great distance thanks to advances in robotic and computer technology and their applications to surgery.
The first demonstration of trans-Atlantic telesurgery was reported in 2001 when surgeons in New York operated on a 68-year-old woman in St...
Having to do with the kidney. From the Latin renes (the kidneys), which gave the French les reins which mean both the kidneys and the lower back....
Renal aneurysm: An aneurysm
involving the kidney....
Renal artery stenosis
Renal artery stenosis: Narrowing of the major artery that supplies blood to the kidney. Renal artery stenosis can lead to seriously elevated blood pressure.
Common causes of renal artery stenosis include atherosclerosis and thickening of the muscular wall (fibromuscular dysplasia) of the renal arter...
Kidney stones. A common cause of blood in the urine and pain in the abdomen, flank, or groin. Occurs in 1 in 20 people at some time in their life. Development of the stones is related to decreased urine volume or increased excretion of stone-forming components such as calcium, oxalate...
Renal cancer: Malignancy of the kidney, the organ that is primarily responsible for the removal of metabolic waste products from the body.
The types of kidney cancer in adults and children are different and distinct:
Adults -- Kidney cancer tends to occur after age 50 and strikes men twice as often...
Renal capsule: The fibrous connective tissue that surrounds each
Renal cell cancer
Renal cell cancer: Cancer that develops in the lining of the
renal tubules, which filter the blood and produce urine. Also called renal cell carcinoma....
Renal cell carcinoma
Renal cell carcinoma: Cancer that develops in the
lining of the renal tubules, which filter the blood and produce the urine. Also called
renal cell cancer....
Renal Fanconi syndrome
Renal Fanconi syndrome: Failure of the tubules in the kidney to reabsorb small molecules, causing increased urinary loss of electrolytes (sodium, potassium, bicarbonate), minerals, glucose, amino acids, and water. These losses results in polyuria (excessive urination), polydipsia (excessive intake o...
Renal infection in children
Renal infection in children: See: Urinary tract infection in children....
Renal osteodystrophy: A combination of bone disorders
usually caused by chronic kidney failure (renal disease). Can also occur because of
abnormal kidney functioning at birth (congenital). When the kidneys have failed, death is
imminent unless dialysis is given. Therefore, patients with osteodystrop...
Renal pelvis: The area at the center of the kidney. Urine
collects here and is funneled into the ureter....
Renal stone: A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone.
Renal stones are a common cause of blood in the urine and pain in the abdomen, flank, or groin. Kidney stones occur in 1 in 20 people at some time in their life.
The development of the stones is ...