Systemic level pulmonary hypertension
by Nanda Navin C

Comprehensive Textbook of Echocardiography

by Navin C Nanda
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Bubble study with intravenous saline demonstrates delayed appearance of contrast echoes in the left heart consistent with intrapulmonary shunting. This is related to the dilatation of pulmonary arterioles in patients with pulmonary hypertension. (LA: left atrium; LV: left ventricle; RA: right atrium; RV: right ventricle).

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