Research Article
Ultrasonic Characteristics of Cardiovascular Changes in Children with Hutchinson–Gilford Progeria Syndrome: A Comparative Study with Normal Children and Aging People
Figure 4
The conventional transthoracic echocardiographic examination of an elder HGPS patient (16 years old). (a) Aortic valve calcification.(b) The effective orifice area of systolic was 0.567 cm2. (c) The peak systolic velocity increase by color Doppler flow imaging. (d) The slight aortic valve regurgitation. (e) The left ventricular regional wall motion was normal by M-mode echocardiography. (f) The decrease in left ventricular diastole function by tissue Doppler imaging (TDI).
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