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The organic solvent tetrachloroethylene (Per) is proposed to be a human neurotoxicant. In order to evaluate whether the sensory system is affected by Per at low concentrations, two groups of male volunteers were exposed in an inhalation chamber to 10 and 50 ppm Per, respectively. During the inhalation exposure, which lasted for 4 h per day on four(More)
INTRODUCTION In patients with systemic sclerosis (SSc), associated pulmonary arterial hypertension (SSc-APAH) is the leading cause of death. The objective of this prospective screening study was to analyse sensitivity and specificity of stress Doppler echocardiography (SDE) in detecting pulmonary hypertension (PH). METHODS Pulmonary artery pressures and(More)
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