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Article
Attenuation of nitric oxide synthase gene expression in rat lung induced by hypoxia
In order to investigate the role of nitric oxide (NO) in pathogenesis of hypoxic pulmonary hypertension (HPH), the mean pulmonary arterial pressure (mPAP), mRNA expression of NO synthase (NOS) in lung tissues,...
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Article
Studies on some parameters of tricuspid valve echocardiogram in the early diagnosis of chronic cor pulmonale
Using tricuspid valve echocardiogram, the right ventricular time intervals and relevant parameters of the normal persons were studied and compared with those of the patients with chronic cor pulmonale. Six par...
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Article
Assessment of the clinical value of impedance pulmonary rheogram in the early diagnosis of cor pulmonale
The impedance pulmonary rheogram (IPR) and its first derivation of 83 patients with chronic cor pulmonale (CCP) and 50 healthy persons were measured and analyzed. The results indicated that the following param...
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Article
Echocardiographic observation on pulmonary arterial diastolic pressure and resistance before and after oxygen inhalation in 30 newborns
Using the echocardiographic technique before and after oxygen inhalation, we observed pulmonary and aortic valves of 30 normal newborns within 24 hrs after birth. Right ventricular pre-ejection period/ right v...