Fig. 1From: Anaesthetic management of a case of large ASD with severe pulmonary hypertension—case presentation A Apical four chamber view showing large ostium secundum ASD. B Parasternal short axis view showing severely dilated right ventricle. C PW Doppler at tricuspid valve showing pressure gradient between RA and RV. D M mode at lateral tricuspid annulus to measure TAPSEBack to article page