eMedTV Conditions & Diseases A-Z

Thalassemia

Thalassemia refers to a group of blood diseases that can result in mild to severe anemia. This part of the eMedTV Web site discusses the various forms of this condition, as well as symptoms, treatment options, and more.

Thalassemia Major

This eMedTV resource describes current research on gene therapy for thalassemia major, which may offer a cure for the disease. This genetic therapy could involve inserting genes to replace abnormal ones or encouraging fetal hemoglobin production.

Thyroid Cancer

Thyroid cancer is a serious disease in which cancer cells first develop in the thyroid gland. This eMedTV article presents an overview of the disease, including information about its symptoms, how it is diagnosed, and available treatment options.

TIA

A TIA is a stroke-like episode caused by a brief interruption in blood flow to the brain. This eMedTV article offers a look at risk factors for this event, and also discusses some of its causes and symptoms.

Todd's Paralysis

Todd's paralysis is a condition in which temporary paralysis follows a seizure. This eMedTV article provides an overview of Todd's paralysis and stresses the importance of knowing that Todd's paralysis is not the same as a stroke.

Tourette Syndrome

Tourette syndrome is a chronic neurological condition generally characterized by motor and vocal tics. This eMedTV resource offers an in-depth look at the condition, including symptoms, treatment options, and prognosis.

Transient Ischemic Attack

A transient ischemic attack is a sudden episode in which the brain's blood supply is briefly interrupted. This eMedTV Web page offers an overview of these attacks, including a discussion of their causes and symptoms.

Transitional Cell Carcinoma (of the Ureter and Renal Pelvis)

As this eMedTV article explains, transitional cell carcinoma of the ureter and renal pelvis is a disease in which cancer cells form in the renal pelvis and ureter. This article discusses symptoms, diagnosis, and treatment of this type of cancer.

Tree Pollen Allergy

Tree pollen can be hard to avoid because trees release large quantities that can be distributed for miles. This eMedTV page offers an in-depth look at this particular allergy, including trees that commonly cause symptoms and tips to avoid exposure.

Trichomoniasis

Trichomoniasis is an STD that is primarily caused by an infection of the urogenital tract. This eMedTV article offers a more in-depth look at this disease, including its symptoms, treatment options, and prevention methods.

Tricuspid Regurgitation

Tricuspid regurgitation is a heart condition in which the tricuspid valve does not close properly. This eMedTV page describes symptoms and explains that it is most often caused by rheumatic fever. Usually, this condition requires little or no treatment.

Tricuspid Stenosis

Tricuspid stenosis is a rare condition in which the heart's tricuspid valve is narrowed. This portion of the eMedTV archive discusses the causes, symptoms, diagnosis, and treatment of tricuspid stenosis.

Trisomy 21

Mosaic trisomy 21, as this eMedTV segment explains, is a genetic variation that can cause Down syndrome. In mosaic trisomy 21, the extra chromosome 21 is present in only some of the cells, which means that associated physical problems can vary.

Tuberculosis

Tuberculosis (TB) is a chronic bacterial infection that may take at least six months to cure. This part of the eMedTV Web site describes the Tuberculosis Health Channel, which covers topics including TB symptoms, TB transmission, and more.

Tuberculosis

Tuberculosis is a type of chronic bacterial infection that generally affects the lungs. This segment of the eMedTV library explains how tuberculosis is spread through the air and also covers the symptoms, diagnosis, and treatments of this disease.

Turner Syndrome

Turner syndrome is characterized by complete or partial absence of one of the two X chromosomes. As this eMedTV page explains, it only affects females. This page further explores this syndrome and its causes, symptoms, and treatment options.

Type 1 Diabetes

People with type 1 diabetes have increased blood glucose levels due to an absence of insulin. This eMedTV page provides an in-depth look at this autoimmune disease and explains how people with type 1 diabetes must take daily injections of insulin.

Type 2 Diabetes

Type 2 diabetes occurs when blood levels of glucose are too high. This selection from the eMedTV Web library takes an in-depth look at this condition, including its causes, symptoms, treatment, and more.

Typhoid Fever

Typhoid fever is a potentially life-threatening illness caused by the bacterium Salmonella typhi. This eMedTV article provides an overview of the disease, including information about transmission, diagnosis, treatment options, and prognosis.

Ulcerative Colitis

Often causing diarrhea and other problems, ulcerative colitis is a type of inflammatory bowel disease. This eMedTV selection offers an in-depth look at ulcerative colitis, including its symptoms, causes, treatment options, and more.

Umbilical Cord Prolapse

Umbilical cord prolapse refers to when the umbilical cord drops down into the birth canal. This page of the eMedTV website explains umbilical cord prolapse in detail, including how it can cause complications during delivery.

Unstable Angina

Unstable angina generally occurs in older adults and can be a sign that a heart attack is about to happen. This eMedTV resource describes this type of angina in detail, including information on how it is associated with heart attacks.

Urinary Incontinence

There are several types of urinary incontinence (loss of bladder control), such as overactive bladder. This eMedTV article takes an in-depth look at what causes this problem, who it affects, and how it is treated.

Urinary Tract Infection

A urinary tract infection (UTI) may occur in the kidneys, ureters, bladder, or urethra. This eMedTV article examines the causes and symptoms of a UTI and discusses how the condition is diagnosed and treated.

Uterine Cancer

Cancer that forms in the tissues of a woman's uterus is known as uterine cancer. This eMedTV article takes an in-depth look at cancer of the uterus, including information about its symptoms, diagnosis, and treatment.

Uterine Sarcoma

Uterine sarcoma is a disease in which cancer cells form in the muscles or supporting tissues of the uterus. This eMedTV article offers an overview of this type of cancer, including information on its symptoms, diagnosis, and treatment.

UTI

A urinary tract infection, or UTI, is an infection of the kidneys, ureters, bladder, or urethra. This eMedTV article explains possible causes and symptoms of a UTI. Risk factors and treatment options for urinary tract infections are also discussed.

Vaginitis

Vaginitis (inflammation of the vagina) is caused by things that irritate or infect the vagina and/or vulva. This eMedTV segment further describes this condition, including its various causes, symptoms, and treatment options.

Variant Angina

Variant angina occurs when there is a spasm in a coronary artery, which decreases blood flow to the heart. This eMedTV Web page takes a look at this condition and offers valuable information on when symptoms occur and how a diagnosis is made.

Varicose Veins

In addition to some affecting pregnant women, varicose veins affect half of all people age 50 and older. This eMedTV article explains varicose veins in detail, including causes, prevention methods, treatment, and risk factors.

Venereal Warts

Venereal warts are moist, soft, or flesh-colored swellings that are spread through sexual contact. This eMedTV Web page explains what causes them, describes where the warts may appear, and lists treatment options that are available.

Vesicoureteral Reflux

Vesicoureteral reflux is a condition in which urine flows back from the bladder to the ureters. This eMedTV resource discusses types, causes, and symptoms of this condition; information on diagnosis and treatment is also provided.

Vestibular Schwannoma

A vestibular schwannoma is a tumor that develops from nerves associated with balance and hearing. This eMedTV page explains how this condition can affect one or both ears and how such tumors are diagnosed and treated, with links to specific information.

Vibrio Vulnificus

Vibrio vulnificus is a bacterium that can cause illnesses such as sepsis and wound infections. This eMedTV segment discusses these types of infections and explains the transmission, incubation period, symptoms, and treatment options.

Viral Encephalitis

West Nile virus is a form of viral encephalitis, a group of illnesses that cause brain swelling. This eMedTV selection covers encephalitis that is caused by a virus, including information on how to prevent it and how to recognize its symptoms.

Viral Hepatitis

Viral hepatitis is liver inflammation caused by a virus. This eMedTV article takes an in-depth look at the various forms of hepatitis -- hepatitis A, B, C, D, and others -- including information on treatment, prevention, diagnosis, and more.

Viral Meningitis

Viral meningitis is a serious but rarely fatal form of meningitis. As this eMedTV page explains, it's a lot like bacterial meningitis, except it's caused by a virus and it has no specific treatment. This page provides an overview of viral meningitis.

Vitamin B12 Deficiency

Potential signs of a vitamin B12 deficiency include weight loss, anemia, and weakness. This eMedTV segment lists other potential symptoms of a vitamin B12 deficiency and explains who is at a higher risk for developing this problem.

Vitamin B6 Deficiency

A vitamin B6 (pyridoxine) deficiency is potentially serious but can be treated easily. This page on the eMedTV site lists possible signs of a vitamin B6 deficiency, explores risk factors for the problem, and explains what treatments are available.

Vitiligo

Vitiligo is a skin disorder characterized by white patches that can appear on various parts of the body. This eMedTV resource provides an in-depth look at the condition, including possible causes, risk factors, symptoms, and treatment options.

Waldenström's Macroglobulinemia

Waldenstrom's macroglobulinemia is a type of cancer that develops in plasma cells. This eMedTV segment briefly discusses this condition, explains how this rare form of cancer is diagnosed and treated, and includes a link to more information.

Wegener's Granulomatosis

This eMedTV article explains that Wegener's granulomatosis (a condition that mainly affects the upper respiratory tract) is a rare disease in which the blood vessels become inflamed. This page discusses this condition in detail.

West Nile Encephalitis

West Nile encephalitis is a severe form of West Nile virus. This selection from the eMedTV Web library offers an in-depth look at this condition, including information on symptoms, treatment, and how often it occurs.

West Nile Virus

West Nile virus is commonly found in Africa, West Asia, and the Middle East. As this eMedTV article explains, most infected people do not experience any symptoms. This page also lists several of the topics covered on the West Nile Virus Health Channel.

West Nile Virus

As this eMedTV article explains, the West Nile virus is commonly found in Africa, West Asia, and the Middle East. This Web page provides an in-depth look at this virus, including its spread in the United States.

Western Equine Encephalitis

Western equine encephalitis is a disease that can affect the central nervous system. As this eMedTV article explains, it is spread by mosquitoes. This resource describes the condition in detail, including information on symptoms, treatment, and more.

Wet Macular Degeneration

Wet macular degeneration is an eye disease in which abnormal blood vessels grow under the macula. This eMedTV segment provides a detailed overview of this condition, with information on symptoms, treatment options, and more.

Whiplash

Whiplash is a neck injury that can result in symptoms such as neck pain, stiffness, and headache. This eMedTV selection offers an overview of whiplash, including information on its treatment, prognosis, and other symptoms.

White-Coat Hypertension

People who only experience high blood pressure at the doctor's office have "white-coat hypertension." As this eMedTV article explains, this condition doesn't require treatment other than self-monitoring at home.

Whooping Cough

Characterized by severe coughing spells, whooping cough is a respiratory system illness caused by bacteria. This eMedTV article provides an overview of whooping cough, including information about its symptoms, complications, and treatment options.

Wilms' Tumor

Wilms' tumor is the most common type of childhood kidney cancer. This section of the eMedTV library offers an overview of this condition, including information about symptoms, tests used to diagnose the cancer, and treatment options.

Wilson's Disease

Wilson's disease is characterized by excessive amounts of copper that accumulate in the body. This eMedTV article discusses this disease in detail, including information on its causes, symptoms, and treatment options.

Yeast Infection

A yeast infection is caused by an imbalance of a fungus called Candida albicans in the vagina. This eMedTV segment offers a more detailed description of this condition, including information on risk factors, symptoms, and treatment options.

Yellow Fever

Yellow fever is a serious disease caused by a specific virus. This page from the eMedTV site discusses this disease in detail, including how it is transmitted, possible symptoms, treatment options, and more.

Yersiniosis

Yersiniosis is an infectious illness caused by bacteria called Yersinia enterocolitica. This eMedTV Web page describes how the disease is transmitted, lists symptoms in children and adults, and discusses treatment methods and ways to prevent infection.