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an imperfection, failure, or absence.
congenital heart defect see congenital heart defect.
aortic septal defect see aortic septal defect.
atrial septal defect see atrial septal defect.
filling defect an interruption in the contour of the inner surface of stomach or intestine revealed by radiography, indicating excess tissue or substance on or in the wall of the organ.
neural tube defect see neural tube defect.
Etymology: L, saeptum, fence, defectus, failure
a defect in the wall separating the left and right sides of the heart. Depending on the size and the site of the defect, various amounts of oxygenated and deoxygenated blood mix, causing a decrease in the amount of oxygen carried in the blood to the peripheral tissues. The defect is usually congenital. Kinds of septal defects are atrial septal defect and ventricular septal defect.
septal defectSee Atrial septal defect, Ventricular septal defect.
septal defectAn abnormal opening in the central wall of the heart providing a communication from the right side to the left or vice versa. This is a developmental congenital defect and its significance varies from trivial to grave depending on its position and size. Popularly known as ‘hole in the heart’.
an imperfection, failure or absence.
an interruption in the contour of the inner surface of viscus revealed by contrast radiography, indicating excess tissue or substance on or in the wall of the organ, foreign body or other space-occupying lesions.
in neurology, a movement that cannot be performed, such as in paresis or paralysis.
in neurology, an involuntary movement, such as tremors, abnormal posture or seizures.
a defect in the cardiac septum resulting in an abnormal communication between opposite chambers of the heart. See also aortic septal defect, atrial septal defect and ventricular septal defect.
pertaining to a septum.