In Rh Isoimmunization, exchange transfusion is indicated in all of the following except:

A. Cord blood hemoglobin < 10 g/dl

B. Cord bilirubin is more than 5 mg/dl

C. DCT positive & History of previous sibling affected

D. Hydrops fetalis

Correct Answer: Hydrops fetalis

Description: d. Hydrops fetalis(Ref: Nelson's 20/e p 871-879, Ghai 8/e p 172-176)Indications of Exchange transfusion in a neonate with Rh incompatibility are:Cord hemoglobin <10g/dL or Cord bilirubin >5mg/dLDirect coomb's test positive & H/o kernicterus or severe erythroblastosis in a sibling.

Category: Pediatrics

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