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Evaluation Of A Blood Test

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Patient 2 was a 65 year old female who had arrived with her blood test request form for a coagulation screen, which includes INR (prothrombin time), APTT (activated partial thromboplastin time) and fibrinogen. A prothrombin test measures how long it takes for blood to clot, or, coagulate. APTT is a screening test done which evaluates the function of a patient’s intrinsic clotting system, the factors of prothrombin and fibrinogen that are involved, as well as prekallikrein (PK) and high molecular weight kininogen (HK). Additionally, Patient 2’s heparin anticoagulant therapy needed to be monitored; heparin being an anticoagulant which is administered intravenously or by injection in order to treat blood clots. A single CITRATE tube of the colour light blue was used for the patient’s blood collection; this tube contains sodium citrate as an anticoagulant and is used for drawing blood for the purpose of coagulation studies.
Blood collection procedures begin with the health practitioners, for example doctors, generating a blood test request form during a patient’s visit. The request form contains important information regarding the patient, their doctor and the tests required. In terms of the patient information, details include; registered family name and given names, their gender, contact details, address, date of birth and NHI (national health index) number. Additionally, particular request forms can include vital clinical details about a patient’s medical history or any

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