Term
| What is the most common solid abdominal mass in a child (over 2 yrs)? |
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Definition
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Term
| What are some causes of multifocal renal masses in a child? |
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Definition
- Nephroblastomatosis
- Pyelonephritis
- Lymphoma/Leukemia
- Metastases
- Infarcts (sickle cell dz)
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Term
| What is the most common renal neoplasm in a neonate (0-6 months)? |
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Definition
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Term
| Multilocular cystic nephroma is found in what age and sex distribution? |
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Definition
Young boys <4
Older women >40 |
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Term
Regarding neuroblastoma, which one is false?
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Incidence - 25% of all pediatric malignant tumors.
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< 4 years of age
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85% with calcifications
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2/3 abdomen, 1/3 thorax
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90% have elevated catecholamines
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Definition
| 1. Incidence is 10%, not 25%. |
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Term
| What is the most common neonatal adrenal "mass"? |
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Definition
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Term
Which one of these occurs in very young infants?
- Hepatoblastoma
- Hepatocellular carcinoma
- Hemangioendothelioma
- Mesenchymal hamartoma
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Definition
Answer:
Hepatoblastoma: <5 yrs
Hepatocellular carcinoma: >5 yrs
Hemangioendothelioma: infants
Mesenchymal hamartoma: 4 mon - 2 yrs |
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