KleihauerBetke test is used to detect: (A) Ferning pattern in follicular phase, (B) Cephalopelvic disproportion, (C) Fetomaternal blood leak, (D) Sperm-cervical mucus interaction
Answer is C. Ans. (c) Fetomaternal blood leak(Ref: Oski's Pediatrics: Principles & Practice, chapter 66; Dacie 11th/pg 307)Ring sideroblasts are not seen in sickle cell anemia, but in Sideroblastic AnemiaPeripheral smear finding in sickle cell anemia:Ansiopoikilocytosis, polychromasia, Increased Retie %Irreversibly sickle RBCs and target cells (increased after autosplenectomy).Howell-Jolly bodies due to asplenia. Q