Babies with bruises on their noses may be due to physiological reasons such as rich subcutaneous capillaries, or pathological reasons such as cardiovascular disease. First of all, if the baby’s skin is more delicate, and the subcutaneous capillaries are rich, you can see the baby’s nose bruises, most babies will have this normal physiological phenomenon. But if the baby in addition to the appearance of blue veins on the nose, the whole body of other skin appear multiple abnormal protruding veins or appear blue and so on, then the baby the above symptoms may be caused by the baby organic heart disease and other cardiovascular diseases such as increased venous pressure, increased capillary pressure, resulting in venous stasis phenomenon. Infant nose bruises may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.