Twin-to-twin transfusion syndrome Flashcards

1
Q

Stage I

A

Oligohydramnios- polyhydramnios appearance

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2
Q

Stage II

A

Absent bladder

Stuck twin appearance

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3
Q

Stage III

A

Doppler US abnormalities

  • Absent diastolic flow in the umbilical artery (donor twin)
  • Reversed flow in the ductus venosus

Umbilical vein notching

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4
Q

Stage IV

A

Hydrops affecting one or both fetuses

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5
Q

Stage V

A

Fetal demise

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