201 results found
Medical tests
… Positron Emission Tomography (PET) On this page: Overview Why It Is Done How To Prepare How It Is Done … and neck, brain, lung, colon, or prostate. In its early stages, cancer may show up more clearly on a PET scan than on a CT scan or an MRI. Determine whether a growth in an organ or in tissue is likely to be cancer, such …
Medical tests
… Laryngoscopy On this page: Test Overview Why It Is Done How To Prepare How It Is … the throat, narrowing of the throat (strictures), or blockages in the airway. Direct rigid laryngoscopy may be used as … foreign bodies. Your vocal cords do not have scar tissue, growths (tumours), or signs of not moving correctly …
Medical tests
… Cranial Ultrasound On this page: Test Overview Why It Is Done How To Prepare How It Is … (PVL) and bleeding in the brain (intraventricular hemorrhage, or IVH). These problems can increase a baby's risk of … may be growing too large. To look for infection or abnormal growths in or around the brain. How To Prepare In general, …
Medical tests
… Tay-Sachs Test On this page: Test Overview Why It Is Done How To Prepare How It Is … substances collect in the nerve cells of the brain and damage them. Tay-Sachs can occur when parents pass on a changed … But the child can pass the changed gene on to their children. The Tay-Sachs enzyme test is usually done on blood …
Medical tests
… Salivary Gland Scan On this page: Test Overview Why It Is Done How To Prepare How It Is … ), inflammation , or a pocket of fluid ( cyst ). See if a growth in the parotid gland is a benign tumour or may be … you're exposed to radiation, there's a small chance of damage to cells or tissue. That's the case even with the …
Medical tests
… Sigmoidoscopy (Anoscopy, Proctoscopy) On this page: Test Overview Why It Is Done How To Prepare How It Is … (colon). These tests are used to look for abnormal growths (such as tumours or polyps ), inflammation, … is inserted through the anus. Your doctor can remove small growths and collect tissue samples ( biopsy ) through a …
Medical tests
… Bronchoscopy On this page: Test Overview Why It Is Done How To Prepare How It Is … It may also be done to treat problems such as an object or growth in the airway. There are two types of bronchoscopy. … an anesthetic ointment in your nose to numb your nasal passages. Your doctor gently and slowly inserts the thin …
Medical tests
… Stool Culture On this page: Test Overview Why It Is Done How To Prepare How It Is … A sample of stool is added to a substance that promotes the growth of germs. If no germs grow, the culture is negative. … sample to the lab on time. Samples from babies and young children may be taken from diapers (if the stool does not …
Medical tests
… Skin Biopsy On this page: Test Overview Why It Is Done How To Prepare How It Is … a surgical knife (scalpel) is used to shave off the growth . Stitches are not needed. Any bleeding can usually … pressure. The biopsy site is then covered with a bandage or sterile dressing. Punch biopsy. After a local …
Medical tests
… Potassium (K) in Blood Test On this page: Test Overview Why It Is Done How To Prepare How It Is … Your doctor will also look at your results based on your age, health, and other factors. A value that isn't in the … enlargement of certain kidney cells. It is more common in children and may be linked to an abnormally short stature …
