Prostate-specific antigen (PSA) test facts This diagram shows the different levels of PSA and what they mean for health The prostate-specific antigen (PSA) test is a blood test. The PSA test can be useful for detecting prostate cancer, monitoring its treatment, or assessing its recurrence. The PSA test can also be abnormal with benign enlargement …
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Swimmer’s ear in adults and children definition and facts Share Your Story Swimmer’s Ear (Outer Ear Infection) Swimmer's ear, or external otitis, is typically a bacterial infection of the skin of the outer ear canal. In contrast to a middle ear infection, swimmer's ear is an infection of the outer ear. Swimmer's ear can occur in both acute and chronic …
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Nosebleed definition and facts Picture of mustache dressing The definition of a nosebleed is simply bleeding from the blood vessels in the nose. The medical term for nosebleed is epistaxis. Nosebleeds are common due to the location of the nose on the face, and the large amount of blood vessels in the nose. The most common causes of nosebleeds are …
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What is the right brain vs. left brain theory? What is brain lateralization (split-brain)? Readers Comments 1 Share Your Story Illustration of Left Brain vs. Right Brain Some neuroscience researchers believe that the function of the human brain is be best explained by the concept of lateralization, meaning that the right and left hemispheres of the brain perform very different …
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Labyrinthitis (inner ear infections) definition and facts Readers Comments 7 Share Your Story Inner Ear Infection (Labyrinthitis) Labyrinthitis is an inner ear condition that causes dizziness, spinning sensation (vertigo) and problems with balance. Inner ear infections and/or other ear problems can trigger labyrinthitis. Symptoms of labyrinthitis include: Dizziness Spinning sensation (vertigo) Nausea Vomiting Problems with balance or walking Hearing loss …
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What is timolol and how does it work (mechanism of action)? Timolol GFS 0.25% and 0.5% are indicated for the treatment of elevated intraocular pressure in patients with ocular hypertension or open-angle glaucoma. Timolol maleate is a beta1 and beta2 (nonselective) adrenergic receptor inhibitor that does not have significant intrinsic sympathomimetic, direct myocardial depressant, or local anesthetic (membrane-stabilizing) activity. Timolol …
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What is Premarin? What is Premarin used for? Estrogens are one of the two major classes of female hormones. (Progestins comprise the second major class). Estrogens are used primarily to treat the symptoms of menopause and states in which there is a deficiency of estrogen, for example, among women who have had their estrogen-producing ovaries removed. Conjugated estrogens are a …
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What should I know about safe drugs to take for a cold or flu (influenza) if you have diabetes? Share Your Story Choosing OTC drugs and remedies can be confusing. People with type 1 or 2 diabetes who don't comply with their doctor's medications may have a difficult time fighting off colds and flu viruses when their immune system is …
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What is Halaven? What is Halaven used for? Eribulin mesylate is a chemotherapeutic medicine approved to treat metastatic breast cancer, an advanced form of breast cancer that has spread to other parts of the body. Microtubules are dynamic intracellular structures that are responsible for various kinds of movements including cell division, organization of intracellular structure, and intracellular transport. Eribulin inhibits …
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What is sonidegib? What is sonigegib used for? Odomzo (sonidegib) is an oral medication used to treat a type of skin cancer called basal cell carcinoma. Sonidegib is an inhibitor of the hedgehog biological signaling pathway, a pathway that promotes the growth of both normal and cancer cells. Sonidegib binds to and inhibits smoothened, a protein involved in hedgehog signaling. …
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