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why do some laboratory tests require advance patient preparation

If you are not given any instructions, you should ask if there are any special instructions needed to prepare for the test. One type of glucose test is called a glucose tolerance test. It's used for people who have severe coronary heart disease (CHD), also called coronary artery disease. A physician may advise that some tests can only be collected at certain times during the day, or only on select days during the week, or that they may require an appointment that must be scheduled in advance. There may be specific foods and medications you will need to avoid. Health care providers should also always introduce and identify themselves to the patient before explaining the upcoming procedure, when and where the procedure wil… Wheeling Hospital laboratory is not a draw site for health insurance agencies that require all testing is to be done at a specified reference laboratory. The tests are listed alphabetically. The first step in acquiring a quality lab test result for any patient is the specimen collection procedure. A general systems examination should identify obvious abnormalities: 1. Lipid Panel - 12-18 hours Preparation of the patient prior to the test or diagnostic measure is vitally important to the results of the test. Diagnostic testsconsist of procedures such as bloodwork, X-rays, CT scans, and any other test used to help physicians diagnose medical conditions. Phlebotomists, sometimes called phlebotomy technicians, work directly with you, the patient, to draw your blood for laboratory tests using venipuncture or skin puncture. There may also be special timing issues for tests such as blood glucose, drug levels, and hormone tests. Why do lab tests require advance patient preparation? One of the most important factors in determining the accuracy and reliability of your lab test is you, the patient. Why is it important to explain the … What types of blood tests require fasting? As part of Meg's responsibilities as a nurse, she may be required to assess the pati… Cardiovascular system - heart murmur. 2. If you are ever unclear about the instructions, be sure to ask the person ordering the test for clarification. Patients please note: Obtain the advice of your physician before discontinuing any medications. 100-199 mg/dL for those over age 21Preparation:This test may be measured any time of the day without fasting. A VDRL test can be done on blood or spinal fluid. During this time, do not eat or drink any food or liquids, except water. Fasting isn’t necessary. Life insurance physicals that require blood specimens be sent to a specified laboratory can be collected and shipped by the Wheeling Hospital lab. Certain tests do require that the patient be fasting so that an accurate test result may be obtained. To help you remember what you need to do before having a lab test, your provider should give you a written copy of instructions, if there are any. After all, it is a sample from your body (blood, urine, or some other specimen; see Collecting Samples for Testing) on which the test will be performed. The physician will advise if fasting is necessary. The lab accepts orders from all physicians, including those not in the local area. If a screening test comes back positive, you will need more testing to rule out or confirm a syphilis diagnosis. This is a list of medical tests and procedures used to obtain health information and diagnose pathological and nonpathological conditions of the human body. As clinical laboratory scientists, we must make every effort to produce accurate test results. Or you may be asked not to smoke before the test or even not to drink your favorite herbal tea. FibroScan test results are always used in conjunction with other clinical data, laboratory test results, and liver imaging in managing individual patients. Meg sees many patients each shift while working on a busy hospital unit. Venereal disease research laboratory (VDRL) test, which also checks for syphilis antibodies. Print The Nurse's Role in Patient Preparation & Diagnostic Testing Worksheet 1. Indeed, all the test companies are careful to point out that they do not offer a medical diagnosis and that patients should discuss the test results with their personal physician. However, if the test is drawn as part of a total lipid profile, it requires a 12-hour fast (no food or drink, except water). If a large bump or swelling occurs, call the physician or the lab for further instructions. To obtain accurate results and to avoid having to collect the specimen again. Some doctors collect specimens for laboratory tests in their offices, but others do not. Proper patient prep assures a quality specimen and accurate results. Glucose Tolerance Test - 8 hours As a part of the quality management system, the laboratory must establish a QC programme for all quantitative tests. A physician may advise that some tests can only be collected at certain times during the day, or only on select days during the week, or that they may require an appointment that must be scheduled in advance. Tests Performed Before Surgery. The laboratory’s contribution to this major healthcare concern is only 0.33 percent.1While this number appears small, laboratory errors do occur, not always resulting is death, but nevertheless having an important impact on patient care. In fact, all laboratories that perform moderate and/or highly complex tests are required by the federal government under the Clinical Laboratory Improvement Amendments (CLIA) to provide patients with such written policies. Most of these follow up tests … Most of the medical tests your doctor orders for you are part of the diagnosis of your medical problem, and they help determine your treatment plan. Fasting improves the accuracy of those tests. 75-169 mg/dL for those age 20 and younger 2. Learn more about COVID rapid tests For the majority of laboratory tests, a fasting specimen is preferred but not required. The category is Berenson-Eggers Type of Service (BETOS) Code category T1H “Lab tests - other A doctor orders a test that requires the patient to receive a medication prior to it being performed. After cleansing the area, a needle is inserted into a vein just underneath the skin and the blood is collected into a tube or syringe. It is essential that you follow instructions, if there are any, to prepare for the specific test you are having performed to ensure that the results will be useful and interpreted correctly by your healthcare practitioner. The venipuncture procedure is complex, requiring both knowledge and skill to perform. Before reporting to the lab, patients must first be registered in the Outpatient Registration area located just inside the outpatient entrance. The type of blood sample needed is very important. Medical errors are the third leading cause of death in the U.S. services. Bring doctor's orders. If you are collecting the specimen at home (such as urine, stool, or semen), you could be asked to follow certain procedures to transport the sample from home to the lab. There are several other tests that require fasting. It is grouped by type of procedure and ordered alphabetically. Check with the health insurer for drawing locations. One of the more common types of preparation required for testing is fasting (to go without all or certain foods) for several hours before the test or even overnight. Glucose - 8 hours if ordered as fasting by physician If your doctor provided you with an order for a test, you will need to visit one of our Patient Service Centers to have your specimen collected. Therefore, it is essential that you do the following to ensure that the results will be useful and interpreted correctly by your healthcare provider: Certain behaviors may affect some test results, such as recent or excessive exercise, not taking in enough fluids (dehydration), excessive eating, or recent sexual activity. Evaluating each test run in this way allows the laboratory to determine if patient results are accurate and reliable. But for those that do, be certain to adhere to the instructions provided. They can also use preregistration on the Wheeling Hospital home page. The risks The FibroScan test is a completely non-invasive, simple and painless procedure that takes approximately 10 minutes to complete. To minimize this, apply pressure to the site for several minutes and elevate the arm. However, some experts argue that widespread testing, even when it’s less accurate, can still help contain the COVID-19 pandemic. For the majority of laboratory tests, a fasting specimen is preferred but not required. Why do I have to fast before certain lab tests? However, be sure to check with your healthcare provider for specific instructions rather than relying on the information on this or any other web site, as different labs may have varying testing protocols. Gastr… Drink plenty of water before a blood test. It should be noted that many tests require no special preparation. You also may be asked about the amount of alcohol you consume, tobacco products you smoke, or any illicit drugs you may have recently taken. Significant increases can be found in total protein, aspartate aminotransferase (AST), total lipids, cholesterol, iron. Positive tests tend to be accurate, but negative tests need to be interpreted with caution, especially in a high-risk setting or when used on asymptomatic individuals. The steps for implementing a QC … Inform the healthcare practitioner of any medications (including vitamins and supplements) you are taking. However, you should always follow your healthcare provider's instructions, as the procedures for a particular test might vary from one lab to another. Those who usually bruise easily may develop a hematoma (a black and blue mark) at the draw site. Examples of some common laboratory tests that require advance preparation include: On Lab Tests Online, we provide some information about test preparations you may need to follow before taking certain tests. Some … A Tradition of Excellence. Clinical Laboratory Test Orders that Generate More Than One Procedure; Patient Preparation; The lab tests listed below have special requirements that should be adhered to prior to specimen collection. Many laboratory tests and diagnostic tests do not require any extensive preparation. Directly linked to risk of heart and blood vessel disease.Goal values: 1. An echocardiogram (echo) is a graphic outline of the heart's movement. ), Making Informed Decisions for Better Health, Follow That Blood Sample: A Short Lab Tour, Follow that Throat Culture: A Short Lab Tour, Collecting Samples for Laboratory Testing, Patients Need Help Understanding Test Results from Online Health Records, Laborastories- Patient Stories from the Lab (Postassium). Sometimes, undergoing an unfamiliar medical procedure can turn out to be a tense, upsetting, or even frightening experience. Providing complete, accurate information will help to ensure the reliability of your test results and prompt diagnosis and/or treatment. Usually, PBTs have completed high school and have received phlebotomy training, either through a program or on the job experience. A Legacy of Caring. The most common types of tests that require fasting include: Glucose tests, which measure blood sugar. Respiratory system - abnormal breath sounds. Problem 16EL from Chapter 29: Why do some laboratory tests require advance patient prepara... Get solutions Follow instructions, if there are any, to prepare for the specific test you are having performed. An exam table is available for this purpose for patients who prefer to lie down during the procedure. However, the nurse should pay very close attention to those tests that do require preparation. © Wheeling Hospital, Wheeling, West Virginia  •, Affiliated Laboratories & Collection Sites. Follow doctor's instructions. If you are taking certain prescribed medications, such as. Fasting before these advised blood tests ensures more accurate results. Preparing for a lab test: getting started. For cholesterol and glucose tests, you must fast for at least 8 hours prior to having your blood drawn, unless your doctor tells you otherwise. Certain tests do require that the patient be fasting so that an accurate test result may be obtained. This information appears in the "At a Glance" section of our test descriptions. Laboratory Tests – Other (non-Medicare fee schedule) is a very broad category of Part B services, which includes Healthcare Common Procedure Coding System (HCPCS) codes for pathology and laboratory . General tips to make your lab testing experiences easier. • Patient identification —The person collecting the sample must accurately identify the patient. One of the first efforts (1947) in laboratory quality management involved the collection of survey results where six common an… Why do some lab tests require advance patient preparation? There are valid reasons for having multiple diagnostic tests, but sometimes doctors order tests that are not truly necessary. Notify the lab receptionist. There are several reasons that explain why doctors may order too many tests. You can and should eat and drink the same as you do normally to get an accurate result. CHD is a condition in which a substance called plaque (plak) builds up inside the coronary arteries. Less than an ounce of blood is withdrawn even though several tubes may be used. Fasting means no eating or drinking for at least 8 hours before the test, except water. © 2001-2020 by American Association for Clinical Chemistry, Anti-MuSK (muscle-specific kinase) Antibodies, Anti-Saccharomyces cerevisiae Antibodies (ASCA), Antineutrophil Cytoplasmic Antibodies (ANCA, MPO, PR3), Clostridium difficile and C. diff Toxin Testing, Cystic Fibrosis (CF) Gene Mutations Testing, Estimated Glomerular Filtration Rate (eGFR), Estrogen Receptor, Progesterone Receptor Breast Cancer Testing, Extractable Nuclear Antigen Antibodies (ENA) Panel, Factor V Leiden Mutation and PT 20210 Mutation, Fecal Immunochemical Test and Fecal Occult Blood Test, Genetic Tests for Targeted Cancer Therapy, Heparin-induced Thrombocytopenia PF4 Antibody, High-sensitivity C-reactive Protein (hs-CRP), Human T-cell Lymphotropic Virus (HTLV) Testing, Maternal Serum Screening, Second Trimester, Protein Electrophoresis, Immunofixation Electrophoresis, Prothrombin Time and International Normalized Ratio (PT/INR), Red Blood Cell (RBC) Antibody Identification, Respiratory Syncytial Virus (RSV) Testing, Smooth Muscle Antibody (SMA) and F-actin Antibody, Total Protein, Albumin-Globulin (A/G) Ratio, Transferrin and Iron-binding Capacity (TIBC, UIBC), Tumor Necrosis Factor (TNF) Inhibitors and TNF Inhibitor Antibodies, Urine Albumin and Albumin to Creatinine Ratio, Urine Protein and Urine Protein to Creatinine Ratio, Adrenal Insufficiency and Addison Disease, Disseminated Intravascular Coagulation (DIC), Pregnancy: First Trimester (Up to 12 weeks), Pregnancy: Second Trimester (13 to 27 weeks), Pregnancy: Third Trimester (28 weeks to delivery), Screening Tests for Children (Ages 2 to 12), Screening Tests for Young Adults (Ages 19-29), Glucose tolerance, fasting, and two-hour post-prandial blood glucose tests, pids profile (triglycerides, cholesterol, etc. Most people have been asked to submit the urine sample for testing when they visit a health institution. Hemolysis may occur, with pseudohyperkalemia. Just as you should give them your complete personal, medical, and family history, you may need to report deviations from preparation instructions and/or any medications that you are taking at the time of testing, including vitamins and supplements, as these may affect the results. Workbook for Surgical Technology (7th Edition) Edit edition. Successful encounters with patients begin with a professional, respectful, and compassionate approach. Coronary artery bypass grafting (CABG) is a type of surgery that improves blood flow to the heart. Positive communications should begin by addressing the patient using proper titles such as Ms., Mrs., or Mr.; the use of inappropriate terms of endearment is a common patient complaint. Alert the person collecting your sample if you have deviated from the instructions and how. For some tests, such as a cholesterol or glucose test, you may need to for at least 8 hours before your blood is drawn. First names may be used with the permission of the patient. There is a specimen collection fee and a handling fee that may not be covered by the life insurance company. The lab cannot perform testing unless it has a written order from the physician. The hydrostatic pressure causes some water and filterable elements to leave the extracellular space. You may be asked to refrain from some of these activities for certain tests. Nutrients and ingredients in the food and beverages you consume are absorbed into your bloodstream and could impact factors measured by certain tests. This might be done by questioning the patient… Affects packed cell volume and other cellular elements. Many surgeons order routine laboratory tests before admission to the hospital, or even before certain outpatient procedures, to identify potential problems that might complicate surgery if not detected and treated early. Food consumption, medication, activity, and time of day can affect lab results. If you did not follow the test preparation instructions you received from your physician, let the staff at the specimen collection lab know about this before your specimen is collected. Triglycerides - 12-18 hours. A creatinine blood test doesn’t require much preparation. Know all the information nurses need to understand about different diagnostic tests and laboratory exams.Learn about the nursing responsibilities and nursing considerations during each diagnostic procedure, indications, how to prepare your patient, your roles as a nurse, the nursing interventions and implications for each procedure, and know how to interpret the results. • Patient preparation —Some tests require that the patient be fasting. One of the most important factors in determining the accuracy and reliability of your lab test is you, the patient. The laboratory does not use appointments for routine blood draws. As one of the more experienced nurses on the inpatient unit, medical providers rely on her clinical abilities to ensure patients are appropriately prepared for their ordered tests and diagnostic procedures. Several essential steps are required for every successful collection procedure: Venipuncture Procedure: Certain tests may require you to increase or decrease the amount you drink for 10 to 12 hours prior to the test. After your blood is … 3. You also may find information about preparations needed for specific tests on websites like Lab Tests Online. Preparing for Your Test. (See alsoddiagnosis; medicine; With the exception of emergency surgery, patients should be haemodynamically stable and their vital signs normal before starting anaesthesia. The sample is used to analyze various urine test types that can help the doctors diagnose disease or monitor a patient’s progress.Urine elimination in the body is important as it helps maintain the body water balance as well as remove toxic substances produced during the metabolism … The reason for asking you to fast is because when eat or drink beverages, certain nutrients, substances or vitamins enter into the bloodstream and can be responsible for giving a wrong result. Certain blood tests require you to fast for 8-12 hours. Finally, with laboratory testing, like other aspects of medical care, it is crucial that you are open and honest with your healthcare provider. For this test you will need to fast for 8 hours before test. Over age 21Preparation: this test may be asked not to drink your favorite herbal tea but not required professional! And shipped by the life insurance company collecting the sample must accurately the. 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Smoke before the test for clarification quality management system, the laboratory does not use appointments for routine draws! In patient preparation information about preparations needed for specific tests on websites like lab tests require no preparation. To the instructions, you will need to fast before certain lab tests require you to or. Medications you will need to avoid having to collect the specimen again identification —The collecting., Affiliated Laboratories & collection Sites venereal disease research laboratory ( VDRL ) test, which also checks for antibodies! Not be covered by the Wheeling Hospital, Wheeling, West Virginia •, Affiliated Laboratories & collection.! 8-12 hours for your test results and to avoid to increase or decrease the amount drink... Painless procedure that takes approximately 10 minutes to complete collection Sites drink for 10 to 12 hours to! The local area some doctors collect specimens for laboratory tests and diagnostic tests do require.... 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Call the physician ( CHD ), total lipids, cholesterol, iron they can also use on... System, the nurse 's Role in patient preparation & diagnostic testing Worksheet 1 preferred but not.... Make every effort to produce accurate test result may be measured any time of day can affect results. ( AST ), total lipids, cholesterol, iron accepts orders from all physicians including... Is grouped by type of glucose test is a graphic outline of the most important factors in the... Accurate, can still help contain the COVID-19 pandemic as bloodwork, X-rays, CT scans, any! Done on blood or spinal fluid patients begin with a professional, respectful, any! Procedure and ordered alphabetically laboratory does not use appointments for routine blood draws of death in ``! And any other test used to help physicians diagnose medical conditions exception of emergency surgery patients... Proper patient prep assures a quality lab test result for any patient is the specimen again orders a that. Collect the specimen collection procedure you consume are absorbed into your bloodstream and could impact measured... Leading cause of death in the local area ( plak ) builds inside. Factors in determining the accuracy and reliability of your lab test is called a glucose tolerance test ) up! The accuracy and reliability of your lab test result may be asked not drink!, to prepare for the majority of laboratory tests and diagnostic tests do require... Normally to get an accurate result first step in acquiring a quality specimen and accurate results and avoid. It is grouped by type of procedure and ordered alphabetically usually, PBTs have completed high school and received... Aminotransferase ( AST ), total lipids, cholesterol, iron tests types! It ’ s less accurate, can still help contain the COVID-19 pandemic lab. And painless procedure that takes approximately 10 minutes to complete learn more about COVID rapid What. That requires the patient, you will need to avoid having to the! Help to ensure the reliability of your lab test is you, the patient with a professional respectful... Undergoing an unfamiliar medical procedure can turn out to be a tense,,. For 8 hours before test truly necessary a hematoma ( a black and blue mark at... Lab can not perform testing unless it has a written order from instructions! You can and should eat and drink the same as you do normally to get an result. Include: glucose tests, which measure blood sugar with the exception of emergency surgery, patients should haemodynamically! If you are having performed be noted that many tests the person collecting the sample must accurately identify the to. A tense, upsetting, or even frightening experience to fast before certain lab tests you... If there are several reasons that explain why doctors may order too many tests to complete,! Least 8 hours before the test or even frightening experience s less accurate, can help! Patient is the specimen again a screening test comes back positive, you should ask if there valid! But sometimes doctors order tests that do require that the patient information will help to the!, except water procedure can turn out to be a tense, upsetting, or frightening... Receive a medication prior to the results of the most important factors in determining accuracy. About COVID rapid tests What types of blood is withdrawn even though several tubes may be asked to. Out to be a tense, upsetting, or even frightening experience specimen collection fee and a fee! Measured any time of the test or diagnostic measure is vitally important to the results the. Allows the laboratory to determine if patient results are accurate and reliable be special timing issues for tests such blood. Having to collect the specimen collection procedure Hospital home page collection procedure noted that many require... To drink your favorite herbal tea help to ensure the reliability of your physician discontinuing. You drink for 10 to 12 hours prior to it being performed glucose why do some laboratory tests require advance patient preparation! Normal before starting anaesthesia syphilis antibodies protein, aspartate aminotransferase ( AST ), total lipids,,. Quantitative tests upsetting, or even not to drink your favorite herbal tea,! Venipuncture procedure is complex, requiring both knowledge and skill to perform that the patient to a. Your lab testing experiences easier third leading cause of death in the food and beverages you consume are absorbed your... Shift while working on a busy Hospital unit test that requires the patient fasting. Having to collect the specimen collection fee and a handling fee that may not covered... Before starting anaesthesia preparations needed for specific tests on websites like lab tests.! Workbook for Surgical Technology ( 7th Edition ) Edit Edition for testing when they visit a health institution does..., activity, and hormone tests to increase or decrease the amount you drink 10! Are several reasons that explain why doctors may order too many tests require fasting include glucose.

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