Infantile polycythemia is seen in -: (A) Cerebellar haemangioma, (B) Retinoblastoma, (C) Hepatoblastoma, (D) All
Answer is A. Ans. is 'a' i.e., Cerebellar haemangioma In pediatrics, polycythemia is usually secondary to chronic hypoxia. Secondary causes of pediatric polycythemia o Cyanotic congenital hea disease o Brain tumor (Cerebellar hemangioma) o Chronic pulmonary disease Cystic fibrosis o Cushing disease o High altitude o Hydronephrosis o Renal tumor Causes of neonatal polycythemia o Twin-twin transfusion o Trisomy 93, 18 or 21 o Maternal-fetal transfustion o Adrenogenital syndrome o Chronic intrauterine hypoxia o Neonatal Graves disease Delayed clamping of umblical cord o Hypothyroidism Infant of diabetic mother o Beckwith-wiedemann syndrome Infant of a hypeensive mother or these on propranolol