Plasma Haemoglobin Test Code PLHB Specimen Type Lithium Heparin Minimum Volume 0.5 mL Comments Deliver to the Laboratory without delay. LAB NOTES Centrifuge the sample on receipt without delay. Remove the plasma for testing. Do not store as whole blood. Assay Performed Biochemistry RCH 9345 4200 Assay Frequency As requeste Collection Instructions: 1. Place specimen on wet ice immediately. 2. Centrifuge for 10 minutes at 3,500 rpm at 4 degrees C within 1 hour of collection. 3. Aliquot plasma into a plastic vial. 4. Adjust the pH of the plasma specimen to a pH of 2.3-2.7 with approximately 10 mcL concentrated (12M). Specimen Volume: 2 mL. Collection Instructions: 1. Centrifuge and transfer plasma to a plastic vial within 2 hours of collection. 2. Results could be falsely elevated due to artifactual RBC lysis if not centrifuged within 2 hours of collection
Centrifuge and separate plasma immediately on arrival. Immediately freeze plasma at -20°C. Send to testing laboratory on dry ice. Do not pack dry ice in a sealed container. Use appropriate PPE FROZEN SERUM OR PLASMA SPECIMENS Serum or plasma specimens need to be frozen only if specifically stated in the specimen requirement. However, in these cases, it is essential to freeze the specimen as soon as it is separated from the cells. Always freeze specimens in plastic tubes unless specifically instructed otherwise
Serum and plasma specimens are of better quality for analysis if smaller volume aliquots are initially prepared rather than larger ones that have to be thawed, handled, and refrozen, perhaps multiple times. 1, 4 Indeed, the ability to provide ready-made aliquots without additional handling steps facilitates the sharing of samples and provides multiple replicates that were handled in an identical manner . Centrifuge half of the specimen, and fix the cell pellet in formalin. Place the remaining uncentrifuged fluid into sterile vials with external caps and internal O-ring seals. If there is no internal O-ring seal, then seal tightly with the available cap and secure with Parafilm®. Label each specimen container with the patient's name, ID number, the specimen type, and the date the specimen was collected
Specimen Volume: 1 mL. Collection Instructions: 1. Immediately place specimen on wet ice. 2. Centrifuge and aliquot plasma into plastic vial within 4 hours of collection. 3. If blood cannot be placed on wet ice immediately, centrifuge and aliquot plasma into plastic vial within 1 hour of collection. 4 Specimen Volume: 3 mL. Collection Instructions: Draw 10 mL of blood in special Z-tube, pre-chilled (MCL T701). Separate plasma from cells immediately after draw and freeze immediately after separation. Send 3 mL of plasma frozen in a plastic vial Initial screening will be performed to determine if sufficient plasma cells are present within the provided specimen. If the specimen is received greater than 96 hours from collection, or arrives clotted or hemolyzed, this test will be canceled and MFCF / Myeloma, FISH, Fixed Cells will be added as the more appropriate test Serum, Plasma, and Urine Specimens Serum, Plasma, and Urine Specimen Repository Serum, plasma, and urine specimens are obtained from NHANES study participants aged six years and older who have given consent for their samples to be used in future studies
Specimen should be collected prior to any transfusion. Lab Notes Sample to be processed in Immunology as soon as possible. Separate the plasma on receipt. Plasma must not be haemolysed. The separated sample is stable for 1 week when refrigerated at 4oC There is a lack of consensus regarding the most appropriate specimen type for analysis of many biochemistry analytes. The aim of this study was to compare renal and lipid analyte profiles and phenytoin values in plain serum (S), serum gel (G) and plasma (lithium heparin, P) tubes and to investigate the stability of these analytes after prolonged contact with cells or gel at room temperature (RT, 20 degrees C) and as aliquoted and stored at 4 degrees C Downstream plasma process accomplishes eliminating hydrocarbon contamination accumulation and specimen cleaning simultaneously quickly, and easily. Unlike kinetic cleaning in usual 'plasma cleaners', the downstream plasma process is a gentle chemical (virtually zero K.E.) process
Blood was obtained from 88 subjects in 2 subsequent citrate tubes. Platelet-free plasma was tested for PT, APTT, antithrombin, protein C, and factors II, V, VIII, IX, and X. Difference and bias between tubes were tested using the Wilcoxon signed rank test and Bland-Altman plots This video shows Dr. Evan Matthews explaining how to centrifuge blood samples and use transfer pipettes to remove the serum or plasma for immediate use or st..
Test Name Oxalate, Plasma Test Code SASABI Specimen Type. Blood - EDTA. Minimum Volume 2 mL Comments. COLLECTION NOTE: 1. Place on an ice pillow and send to the laboratory immediately LAB NOTES:. EDTA plasma sample; must be separated promptly at 4C and then plasma frozen and sent on dry ice Specimen Type. Blood - Heparin Plasma or Serum (SST) Minimum Volume 4mL whole blood - require 2mL serum or plasma Comments. LAB NOTES: Spin, aliquot plasma or serum and freeze at -20°C. Send to testing laboratory on dry ice. Do not pack dry ice in a sealed container. Use appropriate PPE. Assay Performed Clinical Pharmacology (via specimen. Specimen Required. Collection Container/Tube: Lavender top (EDTA) Submission Container/Tube: Plastic vial. Specimen Volume: 2 mL. Collection Instructions: 1. Centrifuge and transfer plasma to a plastic vial within 2 hours of collection. 2. Results could be falsely elevated due to artifactual RBC lysis if not centrifuged within 2 hours of.
Specimen Volume: 0.5 mL. Collection Instructions: 1. Collect specimen and place on wet ice. 2. Centrifuge immediately or within 4 hours of collection if specimen is kept at refrigerated temperature. 3. Being careful to ensure that no buffy coat is transferred, aliquot plasma into a plastic vial and freeze Standard serum aliquot is 1mL. We do not pool or re-aliquot inventory specimens. Different aliquot sizes can be collected under a Custom Collection. Plasma. ProteoGenex can yield a maximum of ~12-15mL plasma per donor per blood draw. Plasma is usually processed from whole blood 2 hours after collection (maximum 4 hours)
Customized labelling / bar coding. Storage reports. Over 50'000 donors for biospecimen from globally different diagnostic and demographic individuals. (Europe, Asia, Americas, Africa) Different Matrixes (Serum, EDTA, LiHep, etc.) & Multibleeds 1 - 800 ml per Donor. Clinical Data: Patient Data (Age / Gender / GT) Detailed Anamnesis (prospective Specimens being processed to yield plasma, like light green and blue top tubes, may be spun immediately after collection and mixing. Centrifuge Promptly It is important to separate the cellular and liquid portions of a blood specimen as soon as possible when the test requires a sample of serum or plasma Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Transfer separated plasma to a plastic transport tube. Storage Instructions.
matched pairs of pre- and post-mortem serum/plasma specimens are available? 1. Specificity We recommend that you test at least 50 paired specimens (1 pre- and 1 post-mortem specimen from the same. Specimens must be labeled with the name of the patient, type of specimen (plasma or serum) and the time of collection. This information should also be noted on the requisition form. 1. Draw a plain red top tube to remove tissue fluid contamination. Discard this tube. 2. Draw blood into a light blue top tube of sodium citrate 3.2% The multipurpose chamber can be configured for different applications with external accessories such as EM-KLEEN remote plasma source and/or TEM specimen holder adapters. EM-KLEEN remote plasma source can be used to generate oxygen & hydrogenradicals using air, O2, or H2 gas for sample cleaning and surface activation Tube: Used for lithium heparin whole blood or plasma specimens. Plasma whole blood may be sent in tube with intact barrier. • Plain, Red-Top (NO Anticoagulant or Preservative) (10 mL) Tube: This tube is used for serum or clotted whole blood. Serum must be separated from cells within 45 minutes of venipuncture. Send serum in plastic transfer tube
Plasma specimen is prevented from clotting and is more reflective of the systemic blood circulation in the body. There are diagnostically relevant differences between the results obtained from serum or plasma in laboratory. This happens due to several physiological and technical reasons The following video is intended to assist laboratories in processing specimens of presumed cases of AFE to be submitted to the Amniotic Fluid Embolism Regist.. In separated, nonhemolyzed, sterile serum without fluoride, the glucose concentration is stable for eight hours at 25°C and 72 hours at 4°C. Glucose can be measured in whole blood, serum, or plasma, but plasma is recommended for diagnosis. The molality of glucose (ie, amount of glucose per unit water mass) in whole blood and plasma is identical Serum; Plasma (Heparin); Plasma (EDTA) Sample Volume. 1 mL. Specimen Comment. Gel-separator tubes are acceptable. Collection & Handling. Collection Instructions. To assess anaphylaxis collect specimen between 15 to 180 minutes after suspected anaphylactic event. To assess systemic mastocytosis or mast cell activation syndrome the specimen may. Separate plasma immediately after the collection, and transfer to a certified metal-free plastic transport tube (PeopleSoft N° 111166) for shipment to the laboratory. Storage Instructions Maintain specimen at room temperature
Preferred Specimen(s) 2 mL frozen plasma from a gray-top tube. Minimum Volume. 0.5 mL. Collection Instructions. The collected blood should be well-mixed and separated from the cells within 3 hours. Freeze plasma and ship frozen. The assay manufacturer, Roche, notes that N-acetylcysteine, when administered in high concentrations (such as for. 3. Advantages and disadvantages of saliva specimen. Saliva can act as a diagnostic medium which provides many advantages over plasma. Saliva is a non-invasive specimen that obviously advantageous for obtaining samples from those whom, for cultural reasons or age or because of physical or mental handicaps, it would be unethical to collect blood samples Alternative Specimen(s) PPT potassium EDTA (white-top) tube. Minimum Volume. 0.5 mL. Collection Instructions. Centrifuge immediately after collection to separate plasma from cells. Transfer plasma to a plastic specimen transport container and mark the specimen type as plasma on the container. Freeze immediately
Specimen. Plasma EDTA or centrifuged serum-gel tube. Special Instructions. Must be sent to arrive to us at the laboratory within 24 h from collection. If the sample cannot be sent to us within 24 h from sample collection, centrifuge, aliquot and freeze sample and send specimen frozen. Units. pmol/L. Test Usag If two or more types of specimens (i.e., serum and plasma) are submitted on one patient, indicate the type of specimen and anticoagulant on each vial. Refer to the Order of Draw with Multiple Tube Collections for collection procedure and the test(s) found elsewhere in this Laboratory Test Guide for specimen handling specifications
The Plasma Cleaner automatically and quickly removes organic contamination (hydrocarbon) from electron microscopy specimens and specimen holders. A low energy, reactive gas plasma cleans without changing the specimen's elemental composition or structural characteristics. The Plasma Cleaner features easy-to-use front panel controls and an oil. 15-20% more yield of plasma is obtained compared to serum. There is a lower risk of haemolysis and thrombolysis in plasma compared to serum. Post-centrifugation coagulation can occur in serum whereas it does not occur in plasma. Apart from these, the two specimens also differ in their usefulness as well as the alnalyte composition
4 mL grey-top (Na fluoride/K oxalate) tube. Specimen required: 2 mL plasma; minimum 0.5 mL. Special notes: Place specimen on ice, or centrifuge and separate plasma from cells. Patient preparation: 8-hour fasting is required. SPECIMEN PROCESSING. Specimen processing instructions However, plasma catecholamine measurements can still be useful in patients whose plasma metanephrine or urine metanephrine measurements do not completely exclude the diagnosis. In such cases, plasma catecholamine specimens, if drawn during a spell, have a 90% to 95% diagnostic sensitivity when cutoffs of >750 pg/mL for norepinephrine and >110. Specimen Requirements. Submit only 1 of the following specimens: Serum or plasma should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection. Plasma. Draw blood in a green-top (lithium heparin) tube(s). Spin down and send 1.0 mL of heparinized plasma frozen. Seru
Apheresis and Specimen Collection Procedures to Obtain Plasma, Peripheral Blood Mononuclear Cells (PBMCs) and Other Specimens for Research Studies. The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government The plasma chamber is for shaping the processes that have measurements between 5 and 45 mm in their respective diameters. The plasma polishing device uses a vacuum structure, which is configured with separate gas units for the finishing of the specimen The specimens were subsequently exposed in a fully characterised deuterium plasma source at different specimen temperatures, ion energies and deuterium fluences. In addition to highly reproducible exposure conditions, exposing all four types of specimens to the plasma simultaneously ensured that their retention behaviour could be directly compared Serum and plasma specimens are of better quality for analysis if smaller volume aliquots are initially prepared rather than larger ones that have to be thawed, handled, and refrozen, perhaps multiple times. 1, 4 Indeed, the ability to provide ready-made aliquots without additional handling steps facilitates the sharing of samples and provides. Center Laboratory at 802-747-1771 to clarify the specimen requirements. For a limited number of tests, handling requirements dictate collection of the specimen only at the hospital or only during limited hours. Blood Collection Plasma and Whole Blood: Draw a sufficient amount of whole blood into a tube containing the proper anticoagulant
Specimen Requirement. Draw 1mL plasma collected in an EDTA (lav top) tube. Centrifuge immediately after collection to separate plasma from cells. Transfer plasma to a plastic screw capped transport tube and mark the specimen type as plasma on the tube. FREEZE immediately. Contact lab for dry ice for shipment Levetiracetam is an anticonvulsant used as adjunct therapy to treat adult partial seizures. As multiple anticonvulsants are administered, it is important to monitor its level to (1) optimize therapy, (2) assure compliance, and (3) to avoid toxicity Serum from coagulated blood is the common specimen for clinical chemistry analysis. However, plasma mixed with an appropriate anticoagulant may be an equally valid specimen and, in certain conditions preferable to serum. In addition, whole blood collected with an appropriate anticoagulant is the specimen of choice for blood pH an
Alternative Specimen (s) Plasma collected in: Sodium heparin (green-top) tube. Minimum Volume. 0.5 mL. Collection Instructions. Separate plasma from cells promptly. Note: For serum CMP, please see test code 10231. Transport Container. Transport tube Serum, Plasma, or Blood Collection Draw blood in the color-coded vacuum tube indicated in the specimen handling requirements of the alphabetical test listing. For serum or plasma, obtain approximately 2 1/2 times the requested volume of whole blood during collection. For serum, allow the blood to clot at least ten minutes and separate by. The specimen must be double-centrifuged to prepare a platelet-free plasma specimen (platelet count <10,000/μL) a. Immediately centrifuge specimen at >3000 rpm for 10 minutes b. Labels as many 12 x 75 plastic test tubes with the patient name as blue tops collected c. Carefully remove plasma from cells using a disposable plastic transfer pipette.