Infantile polycythemia is seen in -

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