Answer and explanation

Correct answer: B. Fetal fibronectin or cervical length scan

  1. Step 1: The test that best confirms Preterm labour is: fetal fibronectin or cervical length scan.
Answer
Fetal fibronectin or cervical length scan.
Why not the others: 'Urine dipstick alone': it screens for infection. 'Serum CA 125': it is a tumour marker. 'Maternal glucose tolerance test': it screens for gestational diabetes.

Practise more Paediatric and obstetric cases.

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