Cyanotic heart disease is-
ক
Congenital heart disease
খ
Heredity
গ
Blood born disease
ঘ
Infection
সঠিক উত্তর:
Cyanotic heart disease is any heart defect present at birth that reduces the amount of oxygen delivered to your body. It's also called critical congenital heart disease or CCHD. There are many types of CCHD, and most people need oxygen therapy and surgery to survive.