A 4-Year-Old Boy with Constipation and Abdominal Pain Muhammad Waseem, MD Dr. Waseem is an assistant professor of emergency medicine, Weill Medical College of Cornell University, New York, NY. The questions below are based on the February 2004 Pediatric Rounds article, “A 4-Year-Old Boy with Constipation and Abdominal Pain.” Choose the single best answer for each question.
	1. Which of the following is the most frequent presenting sign of Wilms’ tumor? Abdominal mass Constipation Flank pain Hematuria Hypertension Click here to compare your answer. 2. Which of the following is the most common site of metastasis for Wilms’ tumor? Bones Brain Liver Lungs Testes Click here to compare your answer.		3. All of the following conditions may be associated with Wilms’ tumor EXCEPT: Aniridia Hemi-hypertrophy Horner’s syndrome Hypospadias Mental retardation Click here to compare your answer. 4. Most children with Wilms’ tumor present with which one of the following anomalies? Aniridia Genitourinary malformations Hemihypertrophy Mental retardation None of the above Click here to compare your answer. 5. Wilms’ tumor occurs bilaterally in what percent of patients? 1% to 4% 5% to 8% 9% to 12% 13% to 16% 17% to 20% Click here to compare your answer.
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