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Kidney cysts and tumors MCQ - Multiple Choice Question and Answer

Kidney cysts and tumors MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 1
On histological examination of a resected renal tumor, the presence of multiple mitochondria observed on electron microscopy is diagnostic for:

renal oncocytoma
multiloculated cystic nephromas
metanephric adenoma
adenoma with clear cell

Question No : 2
What is the most powerful single predictor of oncologic outcomes in RCC cases?

margin status and grade
tumor size
tumor stage
the time interval between the tumor emergence and excision

Question No : 3
d. all of the above

. What is the most common histologic subtype of renal sarcomas?
rhabdomyosarcoma
nephrosarcoma
leiomyosarcoma

Question No : 4
Which of the following conditions carries the worst prognosis?

acquired cystic renal disease
juvenile nephronophthisis
medullary sponge kidney
bilateral multicystic dysplastic kidney

Question No : 5
What type of renal adenomas is a precursor to papillary RCC?

adenoma with clear cell
papillary adenoma
metanephric adenoma
none of the above

Question No : 6
After radical nephrectomy, what is the 5-year survival rate for stage I RCC?

80%
85%
90%
95%

Question No : 7
Which of the following renal tumors carries the best prognosis?

fibrosarcoma
leiomyosarcoma
carcinoid
adult Wilm`s tumor