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DISEASES INDEX [U]

Common Diseases List (U): Find medical advices, information and definitions about common diseases, illnesses, disorders, syndroms and deficincies. What are the signs, symptoms, causes, diagnosis, management, and treatments information. Click the disease link to view details.

Udp-galactose-4-epimerase deficiency definition: A genetic metabolic disorder, Galactosemia affects an individual's ability to properly metabolize the sugar galactose. In 1917, Goppert first described the disease, citing a defect in galactose metabolism that was identified by a groups led by Herman Kalckar in 1956. The disease's incidence is about...
First described in 1952, UHL anomaly is a rare congenital heart disease characterized by a partial or total loss of the myocard muscle in the right ventricle. This results in decreased output of the right side of the heart....
Ulbright Hodes syndrome or Renal dysplasia-limb defects syndrome (RL syndrome) is a very rare disorder that has been described in three infants, all of whom died shortly after they were born....
Ulcer, duodenal definition: Duodenal ulcer is a type of peptic ulcer that develops in the first part of the small intestine....
Ulcer, gastric definition: Gastric ulcer is a type of peptic ulcer that occurs in the stomach....
Ulcer, pressure definition: Pressure ulcer or bedsores are the areas of damaged skin & tissue due to sustained pressure....
Ulcer, stomach definition: Stomach ulcer or gastric ulcer is a type of peptic ulcer that occurs in the stomach....
Ulcerative colitis or colitis ulcerosa is a type of inflammatory bowel disease that affects the large intestine & rectum. A systemic disease affects many parts of the body outside the intestine, it is often confused with irritable bowel syndrome (IBS)....
Ulerythema ophryogenesis is a rare genetic disorder that involves a slowly spreading redness of the eyebrows & cheeks followed by damage to the skin & loss of eyebrows. It is also classified as a type of genodermatosis....
Umbilical cord ulceration and intestinal atresia definition: A rare congenital disease, Umbilical cord ulceration & intestinal atresia can lead to severe intrauterine hemorrhage. There have only been 15 reported cases for the disorder though newer studies are beginning to conclude that it has a higher incidence rate than has been previously reported. One stud...
Uncombable Hair Syndrome, also referred to as spun-glass hair, was discovered by French researchers in the early 1970s & was termed "cheveux incoiffables." Uncombable hair syndrome is characterized by scalp hair that has an irregular structure & that is arranged in jumbled bundles, making it impossi...
Uniparental disomy is the situation in which two copies of a chromosome come from the same parent, instead of one copy coming from the mother & one copy coming from the father. Angelman syndrome & Prader-Willi syndrome are examples of disorders caused by uniparental disomy....
Upington disease definition: An extremely rare malformation disorder, Upington disease only has one published source that claims its existence in three generations from South Africa. It is characterized by pelvic anomalies & multiple bone tumors....
Upper Respiratory Tract Infections or URTI or URI refers to the sickness caused by an acute infection that usually involves the upper respiratory tracts like the nose, pharynx, larynx & the sinuses....
Urachal Cancer is a rare form of bladder cancer that can occur at any site along the urachal tract. First described in 1863 by Hue & Jaequin, the most common locations of the cancer are the umbilicus & the dome of the bladder. The urachus develops inside the womb & after birth, it is no longer neede...
Urachal cyst is a sinus that remains from the allantois during embryogenesis....
Urban rogers meyer syndrome definition: Also simply known as Urban syndrome, Urban Rogers Meyer syndrome is an extremely rare congenital disease has only been reported in two cases. The first to describe the disease was Urban et al. in 1979....
Urea cycle disorder definition: It is a genetic disorder where in it is caused by a lack of one of the enzymes in the urea cycle that is responsible for getting rid of ammonia from the blood stream....
Uremia definition: A term used to loosely describe the illness accompanying kidney failure, Uremia is also known as prerenal azotemia. Urea & other waste products are usually retained in the blood in kidney failure cases....
Ureter Cancer or the Transitional cell cancer of the renal pelvis or ureter is a cancer that grows in the urinary system that is either on the kidney which is responsible for collecting urine or the pelvis which empties the urine into a tube called the ureter that leads to the bladder....
Urethral stricture is a medical condition where there is an abnormal narrowing of the urethra which is responsible for releasing the urine in the body....
Urethral Syndrome otherwise known as the Frequency-Dysuria syndrome is a medical condition that is characterized by frequency, dysuria & suprapubic discomfort without any finding of urological abnormalities....
Urethritis is an inflammation of the urethra that manifest through the painful & often difficult urination....
Urge incontinence is the condition in which an individual involuntarily losses his or her urine....
Uridine monophosphate synthetase disease definition: Uridine monophosphate synthetase deficiency is a rare metabolic disorder where deficiency of two enzymes impairs the body's ability to break down orotic acid. Build up of said acid can cause damage to the body....
Urinary calculi definition: Kidney stones, also called renal calculi, are solid, crystal aggregations of dissolved minerals in urine. They typically form inside the kidneys or bladder. nephrolithiasis & urolithiasis refer to the presence of calculi in the kidneys & urinary tract, respectively....
Urinary incontinence is the loss of bladder control which is often become embarrassing to the individuals affected by this condition where in an individual cannot control the release of urine from the bladder. Urinary incontinence severity ranges from urine secretion from simply coughing or sneezing...
Urinary incontinence in children is a condition whereby the child is incapable of controlling urination....
Urinary retention is the opposite of urinary inconstinence or the inability of a person to empty his bladder. It's because the patient will have problem starting to urinate or completely emptying the bladder. Anyone can suffer from urinary retention but mostly men who are in their fifties....
Urinary System Cancer is a the cancer that affects the urinary system that is consist of the ureter, bladder & kidneys which regulates the water & chemical balance in the body....
A urinary tract infection or UTI is categorized as an infection that primarily affects the urinary system. This infection is basically limited to the bladders & can be very painful an annoying. Complications may occur when the infection will spread to the kidneys. Women are known to be more at risk ...
Urinary tract infection definition: UTI is a bacterial infection that greatly affects any part of the urinary tract. The most common kind of UTI is called cystitis which is a bladder infection & pyelonephritis which is a kidney infection....
Urinary tract neoplasm means that a tumor that develops anywhere along the urinary tract. The urinary tract involves the kidneys, urethra & ureters. The tumor may be malignant or benign....
Urine color definition: The normal color of the urine typically ranges from yellow to deep amber, which is the result of a certain pigment called urochrome. However, urine color is not always not & can be a potential signs of other underlying health conditions. There are certain food that can affect the color of the urine ...
Urine Retention otherwise known as the Ischuria is the medical condition that refers to the person's inability to urinate....
Urocanase deficiency definition: Also known as Urocanic aciduria or urocanate hydratase deficiency, Urocanase deficiency is a rare disease characterized by the deficiency of the urocanase enzyme....
Urogenital adysplasia syndrome or renal agenesis is a rare disorder characterized by anomalies of the kidneys, urinary tract, and/or reproductive system....
The skin disorder physical urticaria (or urticaria) usually results from allergic reactions to certain substances. It is characterized by the swelling of the skin, called welts or uredo, on different parts of the body, such as the face, throat, ears, lips & tongue. The welts, whose sizes may grow up...
Urticaria pigmentosa definition: Urticaria pigementosa is a rare disease & is the most common form of cutaneous mastocytosis....
Urticaria-deafness-amyloidosis definition: Also known as Muckle-Wells syndrome, Urticaria-deafness-amyloidosis (UDA) was first described in 1962 by Thomas James Muckle & Michael Vernon Wells. It is a rare autosomal disease, which causes sensorineural deafness, recurrent hives & can lead to amyloidosis. MWS happens when a mutation in the CIAS...
Usher syndrome is probably the most common condition that affects both hearing & vision. Usher syndrome also has three clinical types: type 1, type 2 & type 3. The most common types in the United States are type 1 & type 2. They account for approximately 90 to 95 percent of all cases of children who...
Usher syndrome 1c definition: Usher syndrome type 1C is a rare inherited disorder characterized by sensorineural deafness & progressive vision loss, which starts during the first decade of life. The disorder is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH), which means...
Uterine cancer is a most common form of carcinoma that begins in the endometrium or the lining of the uterus. Also called endometrial cancer, this type of cancer typically appears after the reproductive years, mostly in the sixth or seventh decade of life....
Uterine cancer may point to one of numerous kinds of cancer that happen in the uterus. It includes uterine sarcomas, uterine fibroids, endometrial cancers, hydatidiform mole & cervical cancer....
Uterine fibroids are characterized as noncancerous growths that develop in the uterus that appear within the childbearing years. Uterine fibroids are also known as fibromyomas & are not elated with uterine cancer. Generally, these growths do not pose any real problem & would seldom require any treat...
Uterine fibroids are seen in the muscle layers of the uterus which are benign tumors. During the reproductive years it affects about 25% of white women & 50% of black women it also the most common neoplasm in females....
Uterine growths, also known as endometriosis, are benign growths that come from the tissues of the uterine lining. These tissues develop into cysts on the pelvic area. When not treated, these growths can form scars & adhesions which can bind reproductive organs together....
Uterine prolapse is characterized by the movement of the uterus farther into the vagina & is primarily caused by the weakening & stretching of the muscles & ligaments. This condition mostly affects menstrual women because of the uterus damage during childbearing years....
Uterus didelphys is medical anomaly where the two tubes of the uterus do not join completely & develops into two separate cavities. This is also known as double uterus, which each uterus having its own cervix & a divided or double vagina. This condition has been known to be quite rare & may not even...
Uveitis specifically refers to inflammation of the uvea or the middle layer of the eye. The term uvea however may also refer to any inflammatory process involving the interior of the eye. The disease is estimated to be responsible for approximately 10% of blindness in the United States....
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