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Thoracic Circumference to Abdominal Circumference Ratio

Specialty:

Nephrology, Urology, Obstetrics & Gynecology, Pedatrics, Genetics
Nephrology, Urology, Obstetrics & Gynecology, Pedatrics, Genetics

Objective:

ICD-10:

Description:

The ratio of thoracic circumference to abdominal circumference is constant throughout pregnancy. In infants with pulmonary hypoplasia, there is a relative decline in the thoracic circumference, resulting in reduction in the ratio. Calculating the ratio is important in instances of oligohydramnios or premature rupture of membranes.

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