28-day-old baby heart patent foramen ovale serious?

Patent foramen ovale refers to patent foramen ovale, 28 days of infant patent foramen ovale is serious, depending on the specific circumstances:

if the diameter of the foramen ovale is very small, does not cause obvious symptoms, and does not combine with other cardiac malformations, it is generally considered to be simple patent foramen ovale, the condition is not serious, may close on its own, no special treatment is needed. If the diameter of the foramen ovale is large, accompanied by atrial septal aneurysm and atrial septal defect, resulting in a large amount of blood flow between the right atrium and the left atrium of the heart, the blood is not oxidized in the lungs, increasing the burden on the heart, resulting in a series of symptoms, such as dyspnea, cyanosis, growth retardation, etc., the disease is considered more serious.