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Biomedical subjects

D J Coltart

Publications and source records attributed to D J Coltart.

At least 127 records · Page 7Linked to original sources

Physiological distribution of digoxin in human heart.

Using the recipient's human heart removed at cardiac transplantation, the distribution of digoxin at both the cellular and subcellular level has been studied. In the presence of diffuse histological myocardial abnormalities tissue digoxin is decreased, but the subcellular distribution, presumably reflecting binding to a possible receptor site, is uniform. When the histological abnormality is focal then digoxin distribution is uniform.These results suggest that in the presence of myocardial ischaemia plasma digoxin concentrations may not reflect total myocardial levels accurately.

Adenosine Triphosphatases↗

Plasma digoxin concentration in children with heart failure.

A dosage schedule for digoxin medication is presented which has proved effective and safe in children of different ages with heart failure due to a variety of cardiac conditions. The plasma digoxin concentrations during maintenance therapy, using this schedule, agree closely with previously reported therapeutic adult plasma concentrations, though the results do not exclude the efficiency and safety of higher doses. A twice-daily dosage regimen is suggested.

Body Weight↗