Kwi-PW Doppler scanning yemithambo ejikelezayo, ukuhamba kwegazi okuya kwicala elinye kubonwa ngokucacileyo, kodwa umfanekiso wesipili ocacileyo unokufunyanwa kwi-spectrogram.Ukunciphisa amandla okuhambisa isandi kunciphisa kuphela i-spectra ehamba phambili kunye ne-reverse blood flow kwinqanaba elifanayo, kodwa ayenzi ...
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