Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Cyanotic heart defect causes
Introduction
Associate Editor(s)-In-Chief: Keri Shafer, M.D. [2], Atif Mohammad, M.D.
Overview
Overview
Causes
Causes
Causes in Alphabetical Order
- Aortic valve is unable to open wide enough.
- Chemical exposure
- Coarctation or complete interruption of the aorta
- Ebstein’s anomaly
- Genetic and chromosomal syndromes, such as:
- Hypoplastic left heart syndrome
- Infections (such as rubella) during pregnancy
- Medications prescribed by your doctor or bought on your own and used during pregnancy
- Poorly controlled blood sugar levels in women who have diabetes during pregnancy
- Pulmonary valve may be absent or unable to open wide enough.
- Street drugs used during pregnancy
- Tetralogy of Fallot
- Total anomalous pulmonary venous connection
- Transposition of the great arteries
- Tricuspid valve may be absent or unable to open wide enough.
- Truncus arteriosus
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]