Tests & Procedures

Tests and Procedures: L

  • Lactate Dehydrogenase (CSF)

    This test measures the amount of an enzyme in your cerebrospinal fluid. The test can help diagnose diseases and conditions that affect your central nervous system.

  • Lactate Dehydrogenase Isoenzymes

    This test measures different enzymes in your blood. You may need this test if you've had a heart attack, or if you have a blood disorder or liver damage.

  • Lactic Acid Dehydrogenase (Blood)

    This test looks at how much of the enzyme LDH you have in your blood. Higher levels of this substance could mean you've had a heart attack or other tissue damage.

  • Lactose Tolerance (Blood)

    This test tells whether your body is able to break down lactose, a sugar found in milk and other dairy products. If you can't digest lactose, you have lactose intolerance.

  • Lactose Tolerance Hydrogen (Breath)

    This test measures the amount of hydrogen gas in your breath. It can help find out if you are unable to digest milk and other dairy products.

  • Laminectomy

    Laminectomy is a type of surgery in which a surgeon removes part or all of the vertebral bone (lamina). This helps relieve compression of the spinal cord or the nerve roots that may be caused by injury, herniated disk, spinal stenosis (narrowing of the canal), or tumors.

  • Laparoscopic Adjustable Gastric Banding

    Laparoscopic adjustable gastric banding is a surgical procedure to treat severe obesity using several small incisions and a laparoscope, which is a small lighted instrument with a tiny camera attached.

  • Laparoscopy

    Laparoscopy uses a thin lighted tube that has a video camera. The tube is called a laparoscope. It is put into a tiny cut or incision in your belly. The video camera images can be seen on a computer screen.

  • Laser Photocoagulation for Age-Related Macular Degeneration

    Laser photocoagulation is a type of laser surgery used to treat age-related macular degeneration (AMD). AMD is a condition that can lead to loss of vision.

  • Lateral Ankle Ligament Reconstruction

    Lateral ankle ligament reconstruction is a surgical procedure to tighten and secure one or more ankle ligaments on the outside of your ankle. It typically takes place as an outpatient procedure.

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