Raul Agustín Pereira Valdés, Cuban pediatrician and radiologist (La Habana 05 May 1904 – United States August 1994)
Authored about 100 papers
Created intravenous angiocardiography or radio opaque angiography (1937)
With A. Castellanos & A. Garcia López. La angio-cardiografia radio-opaca. Arch. Soc. Est. Clin. 523:31, 1937
Performed the first retrograde dye injection into aorta (chest retrograde aortography) and developed an automatic apparatus for rapid injection of the dye
With A.W. Castellanos & A. Garcia López. L’angiocardiographie chez l’enfant. Presse Med. 46:1474, 1938
With A. Castellanos developed lower and upper cavographies
Described a new radiological sign for diagnosing aorta coarctation
With A.W. Castellanos. Un nuevo signo radiológico indirecto en el diagnostico de la coarctación de la aorta por la arteriografia retrograda superior (1946)
With A. Castellanos introduced new technical terms
With A. Castellanos & A.V. Pausa. On a special automatic device for angiocardiography. Bol. Soc. Cuban. Pediatr. 10:209, 1938
HONORS
Medicine & Physiology Nobel Prize nominee (1956, 1959 & 1960)