The actions of atropine and quinidine in fibrillation of the auricles : clinical and experimental studies second lecture / by Thomas Lewis.

Thomas Lewis

Date:: [1922]

Credit: The actions of atropine and quinidine in fibrillation of the auricles : clinical and experimental studies second lecture / by Thomas Lewis. Source: Wellcome Collection.

13/20 page 11

$quinidine it is not as yet possible to say; many more observations are required before this question can be regarded as settled. The 900 450 r) | ‘ i / i] = 4 ‘ a ag ee 1 is QuiniDINE 4 \ ALONE , \ ! \ _@ @-@_@° UINIDINE. Q ATROPINE Fic. 4.—A chart from a case of auricular fibrillation, comparing the effect of (a) a single dose (0.6 gram) of quinidine (black circles, and broken line), of (b) a similar dose of quinidine to which an intravenous injection of atropine has been added (plain ewcles) and of (c) an injection of atropine alone) black circles and unbroken line). only indication of its influence during the administration of the alkaloid and while the auricles are still fibrillating is found in the$