Definition:
Persistent truncus arteriosus is otherwise known as Truncus arteriosus. This is an extremely rare congenital heart disease usually present at birth. The embryological structure which is named truncus arteriosus didn't properly divide into two parts which is the aorta and the pulmonary artery.
Diagnosis:
Diagnosis of Persistent truncus arteriosis is done by examining the heart of the newborn child checking for some possible defects usually using imaging devises like ultrasounds.
Treatment:
Treatment used for Persistent truncus arteriosus is by neonatal surgical repair. The procedure involves closing the ventricular septal defect with a patch and then detaching the pulmonary arteries from the truncus arteriosus and then it is being connected to the right ventricle through a tube.
Symptoms and Signs:
Symptoms of Persistent truncus arteriosus often manifests as Cyanosis which presents upon birth, heart failure that occurs within weeks after birth, systolic ejection murmurs heard commonly at left sternal border, widened pressure of pulse, bounding pulses of the arteries, loud second sound of the heart, biventricular hypertrophy, cardiomegaly, elevated pulmonary vascularity, and hypocalcemia.
Causes:
In most cases, the heart defect usually occurs spontaneously which is caused by some genetic disorders and also teratogens which are viruses, imbalances involving metabolism, and some agents may it be industrial or pharmacological. In some cases also, the chromosome 22q11 deletions has been associated as cause.
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persistenttruncusarteriosus
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