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52 Cards in this Set
- Front
- Back
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Thrombocyte deficiency |
Thrombocytopenia Glanzmann's thrombosthenia |
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Thrombocytopenia |
Clot does not retract or retracts poorly, clot is edematous or friable but coags normally |
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Thrombosthenia |
Clot does not retract or retracts poorly, clot is edematous or friable but coags normally |
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Fibrinogen Deficiency |
Afibrinogenemia Fibrinogenopenia Fibrinolysis |
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Afibrinogenemia |
Blood does not clot |
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Fibrinigenopenia |
Normal clot but increased red cell fallout |
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Fibrinolysis |
Clot is absent or moth eaten or frayed; increased red cell fallout, serum lyses normal clot |
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Increase in blood cell constituents |
Thrombocythemia Polycythemia Hyperproteinemia |
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Thrombocythemia |
Defective retraction, Flabby/Fragile clot, increased red cell fallout |
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Polycythemia |
Defective retraction, Flabby/Fragile clot, increased red cell fallout |
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Hyperproteinemia |
Rapid Rbc sedimentation, layered clot, clot does not retract or retracts poorly |
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Delayed Clotting |
Severe hemophiloid state Increased anticoag |
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Severe hemophiloid state |
Slow clotting time with rbc sedimentation, normal clot retraction |
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Increased anticoag |
Increased red cell and fluid fallout, clot may reform after initial partial clot is removed |
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Qualitative method of clot retraction determination |
Stefanini Macfarlane method |
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Normal value of macfarlane method |
44-67% |
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Steps in macfarlane method |
Allow blood to clot in glass rod remove clot attached Measure serum volume Compare volume obtained vs whole blood |
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Normal value of stefanini method |
44-67% |
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Quantitative mthod of clot retraction |
Hirshboek method Single tube method |
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Normal value of single tube method |
30-60 mins and completes in 18-24 hours |
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Define single tube method |
Blood collected for clotting time determination is assessed for retraction, red cell fallout and clot lysis |
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Pressure applied in tourniquet test |
80 mmHg |
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Std pressure applied for bleeding time determination |
40mmHg |
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other name for tourniquet test |
Rumpel-Leede test Hess Test |
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Related method for tourniquet test |
Quick's test Gothlin's test |
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Equipment used for Petechiometer method |
modified da Silva Melle instrument |
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Pressure applied for petechiometer method |
200mmHg |
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Normal value for Quicks test |
0-5 |
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Normal value for Gothlin's test |
0-8 |
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Normal value for Petechiometer method |
less than 4 petechiae |
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Related method for negative pressure |
Dalldorf method |
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NV method of Dalldorf method |
0-4 petechia |
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Indications of Dalldorf method |
Thrombocytopenia Thrombocythemia Vascular purpura Senile purpura Scurvy |
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First to use std pressure |
Modified Ivy's method |
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Positive result of Hirshboeck method |
Formation of nipple like protrusion at the top of drop of blood |
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Normal value of modified Ivy's method |
2 1/2-7 mins |
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NV of duke's method |
2-4 mins |
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Puncture depth of Copley-Lalitch |
6mm |
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Positive result of copley lalitch |
>3 mins |
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NV of adelson crosby |
170-340s |
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Involves immersion to NSS at 37°C |
Copley lalitch Adelson Crosby Macfarlane |
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Tests for platelet adhesion |
Borchgrevink Salzmann Test of platelet adhesion to collagen fiber |
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NV of Borchgrevink |
26-60% |
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NV of salzmann |
26-60% |
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NV of plt adhesion to collagen fiber |
89.9 +- 8.8% |
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Anticoag for salzmann |
Heparin |
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Anticoag for adhesion to collagen fiber |
EDTA |
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Machine used for Platelet closure time |
PFA100 |
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Less than 100,000 |
Abnormally low |
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30-50k |
bleeding possible with trauma |
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less than 30,000 |
spontaneous bleeding possible |
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Less than 5,000 |
Severe spontaneous bleeding |
