As a medical professional with expertise in neonatology, I can provide you with an accurate description of central cyanosis in newborns.

Central cyanosis is a medical condition characterized by a bluish discoloration of the skin and mucous membranes due to decreased oxygen levels in the blood. In newborns, this is a significant finding because it indicates that the baby's circulatory system is not effectively oxygenating the blood. It is typically a sign of a serious underlying health issue, such as congenital heart disease, severe lung disease, or other conditions that impair oxygen transport.

The diagnosis of central cyanosis involves a thorough physical examination, where a healthcare provider will look for the characteristic blue coloration, particularly in areas with high blood flow, such as the lips, tongue, and the nail beds of the fingers and toes. Additional diagnostic tests, such as blood gas analysis and pulse oximetry, can confirm the presence of low oxygen levels.

Treatment for central cyanosis is not directed at the cyanosis itself, but rather at the underlying cause. For example, if the cause is a heart defect, surgery or other interventions may be necessary. If it's due to lung disease, treatments might include oxygen therapy or mechanical ventilation.

It's important to note that central cyanosis is different from peripheral cyanosis, which affects the extremities and is often less severe and may be temporary due to cold temperatures or other transient factors.

In summary, central cyanosis in newborns is a serious condition that requires immediate medical attention to address the underlying cause.

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Central cyanosis is a bluish discoloration of the skin, mucus membranes and tongue that is observed when deoxygenated hemoglobin is > 3g/dL in arterial blood or > 5g/dL (>3.1mmol/L) in capillary blood. ... Thus, in severe anemia, cyanosis cannot be detected by observation.read more >>