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| ==Factor IV == | | ==Factor IV == |
− | | + | Factor IV is calcium, which is necessary at several stages of coagulation. Hypocalcaemia at a level sufficient to impair haemostasis is incompatible with life. |
− | * Factor IV is calcium.
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− | ** Necessary at several stages of coagulation.
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− | * '''Hypocalcaemia''' at a level sufficient to impair haemostasis is incompatible with life.
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− | ** There is therefore no bleeding defect associated with hypocalcaemia.
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| ==Factor VII== | | ==Factor VII== |