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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «T»:

  1. Testes Testes
    The testes are two egg-shaped male reproductive organs located in the scrotum. They produce sperm and the male hormone, testosterone. Related topics: Testicular torsion Undescended testicle Undescended testicle repair Alternative Names Testicles; Gonads - male ...
  2. Testicle lump Testicle lump
    A testicle lump is swelling or a mass in one or both testicles. See also: Testicular cancer Testicular pain Testicular self exam Considerations A testicle lump that does not hurt may be a sign of cancer. Most cases of testicular cancer occur in men ages 15 - 40, although it can also occur a...
  3. Testicle pain Testicle pain
    Testicle pain is discomfort in one or both testicles. The pain sometimes radiates to the lower abdomen. Considerations The testicles sit inside the scrotum. They are very sensitive. Even a minor injury can cause pain or discomfort to the testicles. Sudden, severe testicle pain, however, req...
  4. Testicle ultrasound Testicle ultrasound
    Testicle ultrasound is an imaging test that examines the testicles and other parts inside the scrotum. The testicles are the male reproductive organs that produce sperm and the hormone testosterone. They are located in the scrotum, the flesh-covered sac that hangs between the legs at the base of the...
  5. Testicular biopsy Testicular biopsy
    Testicular biopsy is surgery to remove a piece of tissue from the testicles for examination under a microscope. How the Test is Performed The biopsy can be performed in many ways. The method used depends on the reason for the biopsy and the patient's and doctor's wishes. Open biopsy may be done in ...
  6. Testicular cancer Testicular cancer
    Testicular cancer is cancer that starts in the testicles, the male reproductive glands located in the scrotum. Causes The exact cause of testicular cancer is unknown. There is no link between vasectomy and testicular cancer. Factors that may increase a man's risk for testicular cancer include: Abn...
  7. Testicular failure Testicular failure
    Testicular failure is the inability of the testicles to produce sperm or male hormones. See also: Hypogonadism Secondary hypogonadism Causes Testicular failure is uncommon. Causes include: Certain drugs, including glucocorticoids, ketoconazole, and opioids Chromosome problems Diseases that a...
  8. Testicular self-examination Testicular self-examination
    Testicular self-examination is an examination of the testicles. The testicles (also called the testes) are the male reproductive organs that produce sperm and the hormone testosterone. They are located in the scrotum under the penis. How the Test is Performed Perform this test during or after a sho...
  9. Testicular torsion Testicular torsion
    Testicular torsion is the twisting of the spermatic cord, which cuts off the blood supply to the testicle and surrounding structures within the scrotum. Causes Some men may be predisposed to testicular torsion as a result of inadequate connective tissue within the scrotum. However, the condition ca...
  10. Testicular torsion repair Testicular torsion repair
    Testicular torsion repair is surgery to untangle a spermatic cord. The spermatic cord is the thin tissue in the scrotum the testicles hang from. If it twists or turns, testicular torsion develops. This torsion (pulling and twisting) blocks blood flow to the testicle. Description Most patients recei...
  11. Testosterone Testosterone
    A testosterone test measures the amount of the male hormone, testosterone, in the blood. How the Test is Performed Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provide...
  12. Tetanus Tetanus
    Tetanus is infection of the nervous system with the potentially deadly bacteria Clostridium tetani (C. tetani) . Causes Spores of the bacteria C. tetani live in the soil and are found around the world. In the spore form, C. tetani may remain inactive in the soil, but it can remain infectious for ...
  13. Tetrahydrozoline poisoning Tetrahydrozoline poisoning
    Tetrahydrozoline is a form of a medicine called imidazoline, which is found in over-the-counter eye drops and nasal sprays. Tetrahydrozoline poisoning occurs when someone accidentally or intentionally swallows this product. This is for information only and not for use in the treatment or management ...
  14. Tetralogy of Fallot Tetralogy of Fallot
    Tetralogy of Fallot refers to a type of congenital heart defect. Congenital means present at birth. Causes Tetralogy of Fallot is classified as a cyanotic heart defect because the condition causes low oxygen levels in the blood. This leads to cyanosis (a bluish-purple color to the skin). The classi...
  15. Thalassemia Thalassemia
    Thalassemia is a blood disorder passed down through families (inherited) in which the body makes an abnormal form of hemoglobin, the protein in red blood cells that carries oxygen. The disorder results in excessive destruction of red blood cells, which leads to anemia. See also: Hemolytic anemia ...