Paradoxical, hyperdicrotic, and hemisystolic pulsation / by G. A. Gibson.

Date:
1903
Catalogue details

Licence: In copyright

Credit: Paradoxical, hyperdicrotic, and hemisystolic pulsation / by G. A. Gibson. Source: Wellcome Collection.

Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.

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    explanation. When that tracing is carefully studied, it can be clearly seen that the descending limb of the dicrotic notch is not cut short by the next pulsation—that the dicrotic notch, on the contrary, is fully completed before the subsequent pulsation Fig. 3.—Paradoxical pulse from adherent pericardium, with indurative mediastinitis. The tracing does not show hyperdicrotism, but during inspiration the curve is fully dicrotic. occurs. In order, however, to make this matter absolutely clear, three other tracings (Figs. 4, 5, and 6) are subjoined. Two of them Fig. 4.—Tracing of pulse in mediastino-pericarditis, showing Hyperdicrotism throughout. are from the two cases of indurative mediastino-pericarditis, de- scribed in detail in this number of the Journal by my house Fig. 5.—Tracing of pulse in mediastino-pericarditis, showing hyperdicrotism during the phase of inspiration. physician, and show well-marked paradoxical pulsation; the third is from a case of organic mitral disease, manifesting hyperdicrotism without the occurrence of any enroachment upon the dicrotic notch