Riassunto
Esistono diverse condizioni fisiopatologiche in grado di determinare alterazioni della cascata coagulativa o anche solo importanti alterazioni dei dati di laboratorio relativi all’emostasi. La fluidità del sangue all’interno dei vasi, così come la formazione di un coagulo, è il risultato della fisiologica interazione tra proteine ad attività pro e anticoagulante con le piastrine e le cellule endoteliali. Una visione schematica della cascata coagulativa, tradizionalmente suddivisa tra via “intrinseca”, “estrinseca” e “comune”, è sicuramente utile a fini didattici, ma è ormai noto che si tratta, invece, di un processo dinamico, con la continua interazione di feedback positivi tra trombina ed elementi a monte della formazione del coagulo.
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Masciopinto, F., Landuzzi, V. (2012). Turbe dell’emostasi. In: Rianimazione in età pediatrica. Springer, Milano. https://doi.org/10.1007/978-88-470-2059-7_6
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