“…Our patients were maintained on a comparatively low sodium intake and the administration of potassium bicarbonate therefore favoured the conservation of sodium. * It is interesting to compare this with the finding of Kinsey, Camacho, Cavanaugh, Constant, and McGinty (1955) that rabbits, which were resistant to the action of Diamox and showed no fall in intra-ocular pressure, were made responsive by giving them an increased amount of salt in their diet.…”