Which of the following chromosomal abnormalities of childhood ALL carries the highest risk of relapse despite intensive chemotherapy?

Which of the following chromosomal abnormalities of childhood ALL carries the highest risk of relapse despite intensive chemotherapy?

During a routine examination of a 10-mo-old male infant, you find a white pupillary reflex of the right eye; the eye movements are normal. You suspect retinoblastoma. Of the following, the BEST confirmatory diagnostic evaluation of this infant is

During the routine exam of an infant the parents state a 5th degree family history of adenomatous polyposis. The statement that should be included during the discussion is the infant is at increased risk of colonic adenocarcinoma

A 5-year-old child, recently diagnosed with ileocecal Burkitt lymphoma; lab investigations reveal: serum uric acid 12 mg/dl, serum sodium, 145 meq/dl; serum potassium, 4.5 meq/dl; serum phosphate 4.4 meq/dl; serum calcium, 8.9 mg/dl; blood urea, 22 mg/dl; serum creatinine, 0.8 mg/dl. Of the following, the MOST effective treatment is

A 2-mo-old male infant has a left flank mass discovered incidentally by the mother; radiological imaging reveals a left renal mass. Of the following, the MOST likely diagnosis is