RT Book, Section A1 Roy, Serge H. A1 Wolf, Steven L. A1 Scalzitti, David A. SR Print(0) ID 1133437642 T1 General Medicine T2 The Rehabilitation Specialist's Handbook, 4e YR 2013 FD 2013 PB McGraw-Hill Education PP New York, NY SN 9780803639065 LK fadavispt.mhmedical.com/content.aspx?aid=1133437642 RD 2024/03/28 AB Table Graphic Jump LocationTABLE 12.1Laboratory Reference ValuesView Table||Download (.pdf)TABLE 12.1Laboratory Reference ValuesHematology and CoagulationAnalyteSpecimen*Units Used at MGHSI UnitsActivated clotting timeWB70–180 sec70–180 secActivated protein C resistance (factor V Leiden)PRatio >2.1Not applicableAlpha2-antiplasminP80–130%0.80–1.30Antiphospholipid-antibody panel Partial-thromboplastin time-lupus anticoagulant screenPNegativeNegative Platelet-neutralization procedurePNegativeNegative Dilute viper-venom screenPNegativeNegative Anticardiolipin antibodyS IgG 0–15 GPL units0–15 arbitrary units IgM 0–15 MPL units0–15 arbitrary unitsAntithrombin IIIP Antigenic 22–39 mg/dl220–390 mg/liter Functional 80–130%0.8–1.30 U/literAnti-Xa assay (heparin assay)P Unfractionated heparin 0.3–0.7 IU/ml0.3–0.7 kIU/liter Low-molecular-weight heparin 0.5–1.0 IU/ml0.5–1.0 kIU/liter Danaparoid 0.5–0.8 IU/ml0.5–0.8 kIU/literBleeding time 2.0–9.5 min2.0–9.5 minCarboxyhemoglobinWB Nonsmoker 0–2.3%0–0.023 Smoker 2.1–4.2%0.021–0.042Clot retractionWB50–100%/2 hr0.50–1.00/2 hrCryofibrinogenPNegativeNegativeD-DimerP17.5 ng/ml>39.7 nmol/literGlucose-6-phosphate dehydrogenase, erythrocyteWBNo gross deficiencyNot applicableHam's test (acidified serum test)WBNegativeNegativeHaptoglobinS16–199 mg/dl0.16–1.99 g/literHematocritWB Male 41.0–53.0%0.41–0.53 Female 36.0–46.0%0.36–0.46Hemoglobin PlasmaP1–5 mg/dl0.01–0.05 g/liter Whole blood MaleWB13.5–17.5 g/dl8.4–10.9 mmol/liter FemaleWB12.0–16.0 g/dl7.4–9.9 mmol/literHemoglobin electrophoresisWB Hemoglobin A 95–98%0.95–0.98 Hemoglobin A2 1.5–3.5%0.015–0.035 Hemoglobin F 0–2.0%0–0.02 Hemoglobins other than A, A2, or F AbsentAbsentHeparin-induced thrombocytopenia antibodyPNegativeNegativeHomocysteineP0–12 μmol/liter0–12 μmol/literIronS30–160 μg/dl5.4–28.7 μmol/literIron-binding capacityS228–428 μg/dl40.8–76.7 μmol/literLeukocyte count (WBC)WB4.5–11.0 × 103/mm34.5–11 × 109/literMean corpuscular hemoglobin (MCH)WB26.0–34.0 pg/cell26.0–34.0 pg/cellMean corpuscular hemoglobin concentration (MCHC)WB31.0–37.0 g/dl310–370 g/literMean corpuscular volume (MCV)WB80–100 μm380–100 flMethemoglobinWB≤ 1% of total hemoglobin Osmotic fragility of erythrocytesWBNo increased hemolysis as compared with normal controlNot applicablePartial-thromboplastin time, activatedP22.1–35.1 sec22.1–35.1 secPlasminogenP Antigenic 8.4–14.0 mg/dl84–140 mg/liter Functional 80–130%0.80–1.30Plasminogen activator inhibitor 1P4–43 ng/ml4–43 μg/literPlatelet aggregationPRP>65% aggregation in response to adenosine diphosphate, epinephrine, collagen, ristocetin, and arachidonic acidNot applicablePlatelet countWB150–350 × 103/mm3150–350 × 109/literPrekallikrein assayP60–140%0.60–1.40Prekallikrein screenPDeficiency not detectedNot applicableProtein CP Total antigen 70–140%0.70–1.40 Functional 70–140%0.70–1.40Protein SP Total antigen 70–140%0.70–1.40 Functional 70–140%0.70–1.40 Free antigen 70–140%0.70–1.40Prothrombin-gene mutation G20210AWBNot presentNot applicableProthrombin timeP11.1–13.1 sec11.1–13.1 secProtoporphyrin, free erythrocyteWB16–36 μg/dl red cells0.28–0.64 μmol/liter red cellsRed–cell distribution widthWB11.5–14.5%0.115–0.145Reptilase timeP16–24 sec16–24 secReticulocyte countWB0.5–2.5% red cells0.005–0.025 red cellsReticulocyte hemoglobin contentWB>26 pg/cell>26 pg/cellRistocetin cofactor (functional von Willebrand factor)P Blood group O 75% mean of normal0.75 mean of normal Blood group A 105% mean of normal1.05 mean of normal Blood group B 115% mean of normal1.15 mean of normal Blood group AB 125% mean of normal1.25 mean of normalSchilling test, orally administered vitamin B12 excreted in urineU7–40%Not applicableSickle-cell testWBNegativeNegativeSucrose hemolysisWB250 pg/ml>185 pmol/liter Borderline 125–250 pg/ml92–185 pmol/liter Deficient <125 pg/ml<92 pmol/litervon Willebrand factor (vWF) antigen (factor VIII: R antigen)P Blood group O 75% mean of normal0.75 mean of normal Blood group A 105% mean of normal1.05 mean of normal Blood group B 115% mean of normal1.15 mean of normal Blood group AB 125% mean of normal1.25 mean of normalvon Willebrand factor multimersPNormal distributionNormal distributionWhite cells: see ...