Recent developments in range-gated pulsed Doppler ultrasound velocimetry have offered a
noninvasive technique for the quantitative measurement of blood flow and cardiac output …

This comment by Alvan Barach in 1951 emphasizes the relative ignorance that existed only
three decades· ago concerning the" reconditioning" of patients with chronic obstructive lung …

We have obtained dose-response curves for the effects of prostacyclin on the pulmonary
and systemic circulations in 20 children (median age 3 years) with pulmonary hypertension …

Objectives: Time series analysis techniques facilitate statistical analysis of variables in the
course of time. Continuous monitoring of the critically ill in intensive care offers an especially …

Polycythaemia can be defined as an increase in the haemoglobin level or packed red cell
volume of venous blood. When repeated haematocrit levels exceed 0.50 in males or 0.47 in …

The pharmacokinetics and associated pharmacodynamics of nifedipine were studied in nine
children aged 5 to 68 mo with bronchopulmonary dysplasia and pulmonary artery …

The concentration of free calcium ions (Ca++) in the cytoplasm regulates many aspects of
cell function, including muscle contraction and the secretion of mediators, neurotransmitters …

The beneficial effect of calcium antagonists in the treatment of vasospastic angina is now
well recognized. Although withdrawal symptoms have been reported following abrupt …

Weaning patients from mechanical ventilation can be hindered by both physical and
psychologic factors. Biofeedback has been used successfully as an adjunct in difficult …

The calcium channel blocker nifedipine was administered to patients with chronic
obstructive pulmonary disease (COPD) to determine its efficiency as a pulmonary …