Radionuclide angiocardiography in the diagnosis of congenital heart disorders
Radionuclide angiocardiography provides a noninvasive assessment of cardiac function and blood flow through the heart and lungs. During the past three years, this procedure has been used at the Duke University Medical Center for evaluation of 343 patients with congenital heart disorders. A review of this experience shows tat the resulting data were frequently useful in the surgical management of these patients. In patients with abnormal blood flow patterns, noninvasive imaging of blood flow was useful before and after operative correction. Radionuclide measurements of left-to-right intracardiac shunts were sufficiently accurate for use in the initial evaluation of patients with murmurs and to document the absence of shunt after operative closure of intracardiac septal defects. Moreover, measurements of right-to-left cardiac shunts were of benefit in the management of children with cyanotic heart disease. Measurements of left ventricular function obtained during rest and exercise were most useful in patients with origin of the left coronary artery from the pulmonary artery and in patients with congenital valvular insufficiency. This experience demonstrates that radionuclide angiocardiography provides important measurements of central hemodynamics and cardiac function which are useful in the management of patients with congenital heart disorders.
- OSTI ID:
- 5337142
- Journal Information:
- Ann. Surg.; (United States), Vol. 193:6
- Country of Publication:
- United States
- Language:
- English
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59 BASIC BIOLOGICAL SCIENCES
CONGENITAL MALFORMATIONS
DIAGNOSIS
HEART
SCINTISCANNING
RADIOISOTOPES
DIAGNOSTIC USES
BLOOD FLOW
BLOOD VESSELS
COMPARATIVE EVALUATIONS
LUNGS
PATIENTS
BODY
CARDIOVASCULAR SYSTEM
COUNTING TECHNIQUES
DIAGNOSTIC TECHNIQUES
ISOTOPES
MALFORMATIONS
ORGANS
PATHOLOGICAL CHANGES
RADIOISOTOPE SCANNING
RESPIRATORY SYSTEM
USES
550601* - Medicine- Unsealed Radionuclides in Diagnostics
551001 - Physiological Systems- Tracer Techniques
550901 - Pathology- Tracer Techniques