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April 26, 1958Journal of the American Medical Association

Resistance and Sensitivity to Digitalis

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Population

7 heart patients (4 exhibiting resistance and 3 exhibiting extreme sensitivity to digitalis)

Design

Case_series

Authors

LCLouis C. Craig

Discussion

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Overview

Case reports of variable digitalis sensitivity support dosing caution; leaves open whether titration protocols improve outcomes in trials.

Structured PICO

P
Population
7 heart patients (4 exhibiting resistance and 3 exhibiting extreme sensitivity to digitalis)
I
Intervention
Digitalis (digitalis leaf, digoxin, digitoxin, and acetylstrophanthin)
O
Outcome
Digitalis tolerance and signs of intoxication (nausea, vomiting, pulsus bigeminus)safety

Digitalis dosing requires individualized biological titration due to wide variations in patient sensitivity and resistance, making single-dose methods hazardous.

Cite This Study

Louis C. Craig (1958) studied this question.

synapsesocial.com/papers/6a20778ba40bcbc79e099a61https://doi.org/10.1001/jama.1958.02990170037009
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