This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: New born infants, Subject name: Pediatrics
Peripheral smear of neonate with ABO incompatibility will show? 
Select and explain. 
A. Microspherocytes, B. Elliptocytes, C. Fragmented RBCs, D. Polychromatosis
A: Microspherocytes
Answer: A: Microspherocytes 
Explanation: Microspherocytes are seen in the peripheral smear of a neonate with ABO incompatibility. Microspherocytes are erythrocytes smaller in diameter and spheroidal in shape but with increased thickness. It is also seen in Hereditary spherocytosis, autoimmune hemolytic anemia. Reference : page 293 Textbook of pathology Harshmohan 6th edition