Symptoms:

Symptoms depend on the severity of the condition. Mild forms may cause:

• Liver swelling
• Change in skin color (pallor)

More severe forms may cause:

• Breathing problems
• Bruising or purplish bruise-like spots on the skin
• Heart failure
• Severe anemia
• Severe jaundice
• Total body swelling

Signs and tests:

An ultrasound done during pregnancy may show:

• High amounts of amniotic fluid
• Abnormally large placenta
• Fluid that leads to swelling in the unborn baby's belly area and organs, including the liver, spleen, heart, or lung area

An amniocentesis and frequent ultrasounds will be done to determine the severity of the condition.