When specimens are not collected in the basal state, the following additional effects should be considered when interpreting test results. Collect specimen in additive indicated in the test requirements. Rated to accommodate up to 700 lbs., the chair comfortably seats larger-proportioned individuals or an adult with a small child. Appointments are not required. All primary specimen containers must be labeled with at least two identifiers at the time of collection. Divide specimen into separate containers for tests with such requirements. Labs & Appointments Toggle Labs & Appointments, Billing & Insurance Toggle Billing & Insurance, Browse Health Resources Toggle Browse Health Resources, Labcorp OnDemand Testing Toggle Labcorp OnDemand Testing, Find Clinical Trials Toggle Find Clinical Trials, Testing by Disease & Condition Toggle Testing by Disease & Condition, Testing & Services For Toggle Testing & Services For, Hospitals & Physician Systems Toggle Hospitals & Physician Systems, Managed Care Health Plans Toggle Managed Care Health Plans, Lab Data Integrations & Tools Toggle Lab Data Integrations & Tools, Employee Wellness & Testing Toggle Employee Wellness & Testing, Government & Education Toggle Government & Education, Therapeutic Indications Toggle Therapeutic Indications, Development Phase Toggle Development Phase, Compounds & Molecules Toggle Compounds & Molecules. MedlinePlus Medical Encyclopedia [On-line information]. People who travel outside the U.S., especially to developing nations, may face a greater risk of being exposed to disease-causing bacteria. Some of the common considerations affecting all types of specimens: Serum Preparation. Available online athttp://www.cdc.gov/ncidod/dbmd/diseaseinfo/escherichiacoli_t.htm. The primary dietary sources of lipids (fatty substances) are meats, butter, cream, and cheese. The tolbutamide (Orinase) test is similar to a glucose tolerance test, but the collection intervals vary. Pathogenic bacteria can enter and infect the digestive tract when someone eats food or drinks water that is contaminated. Find your nearest lab location and schedule an appointment using the search below. When there is difficulty accessing a vein or when a vacuum tube fills too slowly due to a difficult venipuncture, damage to the red blood cells may result. Verify the patient's identification. If a specimen that is frozen needs to be put into the lockbox, the Frozen Specimen Keeper can be used maintain that frozen state. In the clinical information/comments section of the test request form, indicate the time the patient ate. Available online at http://emedicine.medscape.com/article/928598-overview. Available online at http://www.nlm.nih.gov/medlineplus/ency/article/003758.htm. Carriers are not ill themselves, but they can infect other people. Available online at http://kidshealth.org/parent/system/medical/test_bac_culture.html. KidsHealth.org: Infections This minimizes the effects of ingested substances on the test results. Avoid fresh fruits and vegetables, limiting yourself to those that you can peel yourself. MedlinePlus Health Information, Medical Encyclopedia [On-line information]. Rolek, K. et al (2014 December 3). Mayo Clinic Mayo Medical Laboratories [On-line information]. Pp 1607-1610. Labcorp Location. Available online athttp://www.nlm.nih.gov/medlineplus/ency/article/000296.htm. Available online at http://www.mayomedicallaboratories.com/test-catalog/Clinical+and+Interpretive/50005. Labcorp sometimes offers reduced fees for serial tests when the following conditions are met: Monitoring a patient over time for a specific condition is a variation of sequential sampling. Results of stool cultures that are reported as negative usually reflect the fact that the stool culture was checked for the most common pathogens at several intervals and none were found (not isolated). Bailey & Scott's Diagnostic Microbiology 12th Edition: Mosby Elsevier, St. Louis, MO; 2007, Pp 873-883. Accessed on 02/08/16. Consequently, postprandial blood (blood drawn after a meal) is not suitable for some chemistry tests. LabCorp clients can access the AccuDraw tool for information about specimen collection. Allow specimens collected in a clot tube (eg, red-top or gel-barrier tube) to clot before centrifugation. Provide the patient, in advance, with appropriate collection instructions and information on fasting, diet, and medication restrictions when indicated for the specific test. The condition is most frequently seen in children, the elderly, and those with weakened immune systems. Pagana, Kathleen D. & Pagana, Timothy J. (2006). *All fields are required, except ones marked as optional. Accessed May 2011. For after-hours emergency drug and alcohol testing, Labcorp offers mobile collection coordination service through contracted providers. Diarrhea. Unit Code 50005: Enteric Pathogens Culture, Stool. Walk-ins are also welcome. Journal of Hematology Oncology and Pharmacy;December 2012 Vol 2, No 4. Use the container/tube indicated in the test requirements for appropriate specimen preservation. Clickhereto log in as a registered user or learn how you can register to become aLabcorp Corporate Solutions Web Tools user. Refer to individual test descriptions for specific information. (In those cases, appointments must be made two hours prior to time of arrival.). Catecholamine assay. Accessed March 2016. Since information related to any of these areas may change as clinical laboratory technology changes, please refer to the . CDC, Division of Bacterial and Mycotic Diseases, Disease Information [On-line information]. (Press Enter or Space to Go to Landing Page or Press Down to expand Menu), Federally Qualified Health Centers (FQHCs), Combatting Modern Slavery and Human Trafficking Statement. Davis Company, Philadelphia, PA [18th Edition]. You can even schedule same-day appointments. (2001). Do not centrifuge the specimen for more than 10 minutes unless otherwise specified by the collection instructions. Fasting or diet restrictions, such as low-fat diets, should be explained in detail, particularly to aged or overanxious patients or their caregivers. 732-432-0524. To avoid dietary-induced high lipid levels prior to testing, many physicians require patients to exclude the high-fat foods from their diets or to fast for 12 to 14 hours prior to specimen collection. Available online athttp://www.nlm.nih.gov/medlineplus/ency/article/000294.htm. Available online athttp://www.cdc.gov/ncidod/dbmd/diseaseinfo/shigellosis_g.htm. Fasting plasma glucose alone or in conjunction with a random glucose determination, as recommended by the American Diabetes Association, to diagnose diabetes. Medscape Drugs and Diseases [On-line information]. Cooked foods and foods that are served raw should not touch any surfaces that may have been contaminated. Examples of acceptable identifiers include (but are not limited to): patient's name (patient's first and last name exactly as they appear on the test request form), date of birth, hospital number, test request form number, accession number, or unique random number. If you are using your own collection equipment instead of the vacuum tube technique, use only clean, dry, sterile needles, syringes, and tubes. Dehydration can cause symptoms such as dry skin, fatigue, and light-headedness. Available online at https://live.arupconsult.com/node/1961/?tab=tab_item-3. Stein A, et al. (See following illustration.). Mix specimen with additive immediately after collection by inverting 5-10 times. All specimens should be labeled in the presence of the patient. Escherichia coli O157:H7, Technical Information. Specific instructions for serial monitoring are found in the test description for the applicable test being monitored. Be as gentle as possible, drawing the blood evenly. Taber's Cyclopedic Medical Dictionary. Collect blood in room temperature containers unless the specimen requirement specifies otherwise. Diarrhea. (Press Enter or Space to Go to Landing Page or Press Down to expand Menu). Lab-in-a-Box Customer Service Telephone: 888-522-4452 Email: homehealthcare@labcorp.com Lab-in-a-Box Kits & Supplies You may place your Lab-in-a-Box supplies order in the following ways: Lab-in-a-Box Supply Order Form Telephone: 860-657-8271 Email: hhcsupplies@labcorp.com Lab-in-an-Envelope For infants, a stool sample is usually collected with a swab of the rectum. Allow collection site to dry after cleaning with the alcohol pad. They should be frozen solid prior to being placed in the lockbox, and they should be frozen solid before each use, even though they may be used with specimens that are not frozen. ( 19952011). Shigellosis. Fecal culture. KidsHealth from Nemours [On-line information]. Contact your local representative for more information. National Institute on Diabetes and Digestive and Kidney Diseases: Foodborne Illnesses 2022 Laboratory Corporation of America Holdings. For example, if 2 mL serum are required, draw at least 5 mL whole blood. 2010 Jan; 2(1): 5163. Lentnek, A. Severe pathogenic bacterial infections of the gastrointestinal tract and those causing complications may be treated with antibiotics, but many uncomplicated cases are best left untreated. If any preservative powder is visible, continue inverting the tube slowly until the powder is dissolved. Accessed May 2011. CDC: Shigellosis Generally, yes. (Biotin is one example of this that is often administered in high dosages.). Do not delay. MedlinePlus Health Information, Medical Encyclopedia [On-line information]. Preparing the Specimen. For more information about LabCorp Link or to register, click here. This results in increase in both total serum thyroxine and unsaturated thyroxine-binding globulin, but with no significant change in unbound (free) thyroxine. Inform patients that fasting does not include abstaining from water. ARUP Consult [On-line information]. Provide a complete 24-hour collection/aliquot or other timed specimen. If the patient cannot be taken off the medication in question, its presence should be noted on the test request form. There are two types of timed blood specimens: One is for a single blood specimen ordered to be drawn at a specific time. Diarrhea may also be caused or worsened by psychological stresses. Available online at http://www.mlo-online.com/molecular-revolution-entering-gi-diagnostic-testing.php. Has prolonged signs and symptoms and/or infections that do not resolve without treatment. Fasting does not include abstaining from coffee, tea, or sugar-free liquids. Pathogenic bacterial infections are monitored on a community and sometimes national level. Provide sufficient quantity of specimen to meet the minimum fill line on preservative transport container. National Digestive Diseases Information Clearinghouse [On-line information]. Process and store the specimen(s) as required. Separate serum from red cells within two hours of venipuncture. Preservatives vary for each test; refer to test information for the required preservative. The gel-barrier tube is an additive tube and should be inverted five to six times after collection. Prior to each collection, review the appropriate test description, including the specimen type indicated, the volume, the procedure, the collection materials, patient preparation, and storage and handling instructions. To access the tool, you must be a registered LabCorp Link TM user. MLO Staff. Accessed on 02/08/16. Separate plasma from cells within two hours of venipuncture or as indicated in the test requirements. Available online at http://www.nebraskamed.com/app_files/pdf/careers/education-programs/asp/gi-panel-guidance-12-3-14.pdf. A stool culture is used to detect the presence of disease-causing (pathogenic) bacteria and help diagnose an infection of the digestive system (gastrointestinal, GI tract). If someone in your household has an infection that is causing diarrhea, careful hand washing by all family members is recommended, and the person infected should not prepare food or drink for others until the infection is resolved. Koselke E, Kraft S. Chemotherapy-Induced Diarrhea: Options for Treatment and Prevention. There are four steps involved in obtaining a good quality specimen for testing: (1) preparation of the patient, (2) collection of the specimen, (3) processing the specimen, and (4) storing and/or transporting the specimen. Address this problem by collecting a fresh tube when blood flow is established or select another puncture site and, using sterile/unused equipment, collect a second specimen. These panels are relatively new and laboratories and healthcare practitioners are still determining how to utilize them to provide the optimum patient results while being cost-effective. (On occasion, however, it may be necessary to use a 23-gauge needle for patients from elderly and pediatric populations with small or difficult veins.). The composition of blood is altered after meals by nutrients being absorbed into the bloodstream. It is important to gain the patient's understanding and cooperation in obtaining an acceptable specimen. An overnight fast is preferable (from 6 PM of the evening previous to collection) to ensure that the patient is in the basal state. Examples include: Depending on the affected person's medical and/or travel history, tests for other pathogens or potential pathogens may be included or be separately available. Some important examples include: Examples of other less common causes include: For more on bacteria that cause GI infections, see the articles on Diarrhea, Food and Waterborne Illness, and Travelers' Diseases. Pp 911-912. Certain bacteria and fungi called normal flora inhabit everyone's gastrointestinal tract. Basal State. The other is for a test that may require multiple blood specimens to be collected at several specific times. (See Quantity Not Sufficient.). Many medications have been shown to have long-term residual effects that interfere with testing. (2001 June 20). For routine collections, use a 21- to 22-gauge needle. The accuracy of test results is dependent on the integrity of specimens. Drugs or their metabolites are frequently concentrated in the urine in sufficient amounts to interfere significantly with urine assays. All Rights Reserved. If you slow down or prevent this from happening by taking anti-diarrhea medication, you can prolong the amount of time that you are ill and sometimes make your infection worse. Medscape Drugs and Diseases. Obtain a clean-catch, midstream specimen. Available online athttp://www.nlm.nih.gov/medlineplus/ency/article/000295.htm. Please review the frequently asked questions below. Lehrer, J. Find a site for Labcorp Web COCelectronic chainofcustody collection. 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