We showed images of classic Blalock-Taussig-Thomas shunt in a 35-year-old male patient with tetralogy of Fallot who underwent palliative surgery in 1992. It is a rare image echocardiography in our modern life.
Keywords: Blalock–Taussig–Thomas shunt; Congenital cyanosis heart disease; classic Blalock–Taussig–Thomas shunt; tetralogy of Fallot.