1968
DOI: 10.1136/hrt.30.5.591
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The 'A' wave of the apex cardiogram in aortic valve disease and cardiomyopathy.

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Cited by 18 publications
(3 citation statements)
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“…Although fourth heart sounds may originate from either side 4 of the heart, most are produced within the left heart, and therefore, these are clinically the most important. It is of interest that Potain,2 who described the presystolic (fourth) heart sound in hypertension, also noticed an accompanying presystolic apical thrust over the precordium.…”
mentioning
confidence: 99%
“…Although fourth heart sounds may originate from either side 4 of the heart, most are produced within the left heart, and therefore, these are clinically the most important. It is of interest that Potain,2 who described the presystolic (fourth) heart sound in hypertension, also noticed an accompanying presystolic apical thrust over the precordium.…”
mentioning
confidence: 99%
“…The A wave height was significantly different in our comparison of the CKG and ACG. The ACG recorded an A wave height in normals within the normal range (3,4,8), while the CKG recorded a smaller A wave height in normals.…”
Section: Discussionmentioning
confidence: 87%
“…"0 Tavel (1974a) υπεραμύνεται της διαγνωστικής άξιας τοϋ τετάρτου καρδιακού τόνου καί κατηγορεί τόν Spodick ότι "λίαν πρω'ίμως έκανε τήν νεκρώσιμον άκολουθίαν (Requiem) τοϋ τετάρτου καρδιακού τόνου". Θεωρεί καθοριστικής σημασίας διά τήν άκουστότηταν τοϋ τετάρτου καρδιακού τόνου τήν συνύπαρξιν ψηλαφητής προσυστολικής ώσεως ή κύματος α τό οποίον νά ύπερβαί'νει τό 15% της υλικής κορυφαίας διαδρομής τοϋ κορυφογροφήματος (Epstein et al 1968). Κατά τόν Tavel πάντοτε, ò τέταρτος καρδιακός τόνος ò ό ποιος εμφανίζει μικρόν εύρος είς τό φωνοκαρδιογράφημα καθίστα ται λίαν δυσκόλως ακουστός.…”
Section: μηχανισμος παραγωγης τεταρτου καρδιακου τονουunclassified