329 results found
Medical tests
… the right amount of oxygen is reaching the body's tissues. Find the cause for a high amount of acid (low pH ) in the … exercise for several hours before the test. Do not clench your fist while having your blood drawn for a lactic acid … the right amount of oxygen is reaching the body's tissues. Find the cause for a high amount of acid (low pH ) in the …
Medical tests
… in the blood can change quickly, so it may be hard to find high values in a single blood sample. But a special … test. Do not use tobacco for 4 hours before the blood test. Your doctor may ask you to stop certain medicines, such as … in the blood can change quickly, so it may be hard to find high values in a single blood sample. But a special …
Medical tests
… as saliva. Sputum is produced in the lungs and in the airways leading to the lungs. Sputum has some normal lung cells … and airway. Why It Is Done Sputum cytology is done to find: Lung cancer. But sputum cytology is not used as a … if the sputum sample is to be collected at home or in your doctor's office. Bronchoscopy sample Your doctor will …
Medical tests
… test. Why It Is Done A gastrin test may be done to: Find out why a peptic ulcer keeps coming back. Check for … as you want up to 1 hour before the test. Be sure to tell your doctor about all the non-prescription and prescription … test. Why It Is Done A gastrin test may be done to: Find out why a peptic ulcer keeps coming back. Check for …
Medical tests
… the procedure. Why It Is Done A spinal tap is done to: Find a cause for symptoms possibly caused by an infection … in the brain caused by too much CSF. How To Prepare Tell your doctor ALL the medicines and natural health products … procedure takes about 30 minutes. How It Feels Some people find it uncomfortable to lie curled up on their side. The …
Medical tests
… to: Check the water and electrolyte balance of the body. Find the cause of symptoms from low or high levels of … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done Urine sodium can be … to: Check the water and electrolyte balance of the body. Find the cause of symptoms from low or high levels of …
Medical tests
… found with a mammogram. A breast ultrasound may be done to: Find the cause of breast symptoms, such as pain, swelling, … See how far cancer has spread in a breast. Check your breasts if you have silicone breast implants or dense … found with a mammogram. A breast ultrasound may be done to: Find the cause of breast symptoms, such as pain, swelling, …
Medical tests
… alcohol use disorder , stress, obesity, kidney failure, pregnancy, and uncontrolled diabetes. The night before the … dexamethasone pill. The next morning, the cortisol level in your blood will be measured. If your cortisol level stays … alcohol use disorder , stress, obesity, kidney failure, pregnancy, and uncontrolled diabetes. The night before the …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. If you are taking any medicines, … anti-inflammatory medicines such as prednisone, talk to your doctor. Anti-inflammatory medicines may change the way your biopsy looks under the microscope. If you take aspirin …
Medical tests
… usually affected by the amount of folate and folic acid in your diet each day. Folate deficiency can result in a type … hours before the test. If you take any medicines regularly, your doctor will talk to you about how to take these before … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
