You are meeting parents of a 1.5-year-old boy who has suboptimal growth. He has been delivered prematurely at the gestational age of 32 weeks. Examination reveals a healthy child with growth parameters below normal for age. You reassure the parents that their child will catch his normal growth with time. Of the following, the growth parameter that should be corrected at this age is

You are meeting parents of a 1.5-year-old boy who has suboptimal growth. He has been delivered prematurely at the gestational age of 32 weeks. Examination reveals a healthy child with growth parameters below normal for age. You reassure the parents that their child will catch his normal growth with time. Of the following, the growth parameter that should be corrected at this age is

A healthy 20-day-old male examination reveals a palpable liver margin below the right costal margin; lab findings: white blood count, 18700/mm3; hemoglobin, 8.8 g/dl; blast cells, 10%; the BEST approach for the management is consistent with acute myeloproliferative disorder

You are evaluating a 6-mo-old girl with a firm right suprarenal mass. Histologically, there is no bony involvement, 10% bone marrow involvement, subcutaneous nodules involvement, and massive abdominal mass. The N-myc oncogene is not amplified. According to the international neuroblastoma staging system, the infant is stratified as

Hepatoblastoma is a neoplasm of undifferentiated precursors of hepatocytes. It is of different histological classification; which type predict the MOST favorable outcome?

You are meeting with parents of a 10-year-old child who recently develops acute lymphoblastic leukemia (ALL). Which of the following is LEAST likely to increase the risk of CNS relapse in children with ALL?