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4

What is the most common cause of genetic ESRD in children?

A. autosomal recessive polycystic kidney disease

B. autosomal dominant polycystic kidney disease

C. multicystic dysplastic kidney disease

D. juvenile nephronophthisis

Correct Answer :

D. juvenile nephronophthisis


self-explanatory.

Related Questions

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4

What is true regarding cancer incidence in renal cystic diseases?

A. is > 90% in Bosniak type IV renal cysts

B. in patients receiving renal transplants for polycystic kidney disease is 48% higher than that expected in the general population

C. all of the above

D. simple renal cysts might turn malignant in < 4% of cases

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4

Which of the following renal tumors carries the best prognosis?

A. fibrosarcoma

B. leiomyosarcoma

C. carcinoid

D. adult Wilm`s tumor

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4

Routine metastatic evaluation in RCC cases should include all of the following, EXCEPT:

A. abdominal CT

B. chest X-ray

C. renal function test

D. liver function test

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4

CT shows a renal mass with calcifications associated with fat. What could the lesion be?

A. RCC

B. AML

C. teratoma

D. any of the above

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4

What is false concerning metanephric adenoma?

A. radiographically, it is indistinguishable from RCC

B. has a female predominance

C. has a benign clinical course

D. has a peak incidence in the third decade of life

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4

d. renal vein thrombi can be resected after incising the vein between 2 vascular clamps

A. . Manifestations of paraneoplastic syndrome associated with RCC include all of the following, EXCEPT:

B. anemia and erythrocytosis

C. hepatic dysfunction and elevated human chorionic gonadotropin levels

D. hypocalcemia

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4

What is the likelihood that Bosniak type III renal cysts accompany malignant masses?

A. never

B. unlikely

C. likely

D. always

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4

Regarding simple renal cysts, fluid attenuation on non-contrast CT series is:

A. < - 10 HU

B. < - 20 HU

C. < 10 HU

D. < 20 HU

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d. all of the above

A. . What is the most common histologic subtype of renal sarcomas?

B. rhabdomyosarcoma

C. nephrosarcoma

D. leiomyosarcoma

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4

Fuhrmans grading system for renal cell carcinoma relies on:

A. nuclear size, outline, and nucleoli

B. cohesiveness and the degree of cellular atypia

C. chromatin structure and content of the interphase nucleus

D. multinucleation and mitosis

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4

d. 19 - 26%

A. . What is false regarding radical nephrectomy operation?

B. nodal involvement doesn`t influence prognosis

C. renal artery should be ligated before the vein to avoid kidney ballooning

D. cardiopulmonary bypass with deep hypothermic circulatory arrest is performed in patients with supra-diaphragmatic tumor thrombi

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4

What is false concerning renal malignancy?

A. RCC occurs in < 5% of patients with tuberous sclerosis

B. in glomerulocystic kidney disease, renal tumors are typically solitary, large, with central necrosis

C. in Von Hippel-Lindau syndrome, renal tumors are frequently bilateral and multicentric

D. in acquired cystic disease, tumors are commonly bilateral, and metastatic in 15% of cases

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4

What does determine the renal function status after partial nephrectomy of a single kidney?

A. the quality of the kidney and renal function prior to surgery

B. the quantity of vascularized parenchymal mass preserved after excision

C. the tumor

D. warm ischemia time

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4

Inherited renal cystic disease(s) include(s) the following:

A. glomerulocystic kidney disease (GCKD)

B. Juvenile nephronophthisis (JNPHP)

C. medullary cystic kidney disease

D. all of the above

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4

In a localized RCC, local recurrence after tumor ablation therapy is managed by any of the following options, EXCEPT:

A. repeat ablation

B. active surveillance

C. salvage surgery

D. radical nephrectomy

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4

d. 30 - 40%

A. . What is false concerning imaging studies for preoperative evaluation of RCC case?

B. in case of bone pain or elevated serum calcium and/or alkaline phosphatase levels, an isotopic bone scan is required

C. renal arteriography accurately localizes central scaring and tumor necrosis

D. trans-esophageal echocardiography helps assess vena caval and right atrial tumor thrombi

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4

What is false concerning renal oncocytoma?

A. the central scar on CT or MRI, and the spoke-wheel pattern of vessels on angiograms are not specific to oncocytoma

B. calcification, necrosis, and hemorrhage are rare in oncocytomas

C. it is thought to arise from the basement membrane of proximal convoluted tubules

D. treatment is partial nephrectomy or tumor excision

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4

What is true regarding renal angiomyolipoma (AML)?

A. most classic AMLs eventually undergo malignant transformation to sarcomatoid and epithelioid AML

B. the preferred treatment is nephroureterectomy followed by active surveillance

C. angiographic embolization and/or nephron-sparing surgery is advised for symptomatic AMLs greater than 4 cm

D. extra-renal sites include the pancreas, salivary glands, and thyroids

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4

What is false concerning end-stage renal disease (ESRD)?

A. ARPKD accounts for 5% of ESRD in children

B. more than one-half of patients with ARPKD require kidney transplant before age 20 years

C. ADPKD is a common cause of ESRD

D. uncommonly, juvenile nephronophthisis causes ESRD in children

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4

The diagnosis of renal adenoma is commonly made:

A. at autopsy

B. by staining positive for human melanoma black (HMB)-45

C. by fine-needle aspiration cytology

D. by exclusion

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4

Which of the following factors is associated with increased survival in patients with metastatic kidney tumors?

A. physically active patients with good performance status

B. extirpation of the primary tumor

C. long disease-free interval between initial nephrectomy and the emergence of secondaries

D. all of the above

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4

What is the most common cause of genetic ESRD in children?

A. autosomal recessive polycystic kidney disease

B. autosomal dominant polycystic kidney disease

C. multicystic dysplastic kidney disease

D. juvenile nephronophthisis

What is the correct answer?

4

On histological examination of a resected renal tumor, positive staining for human melanoma black (HMB)-45 is a distinctive and diagnostic feature for:

A. multiloculated cystic nephromas

B. angiomyolipoma

C. metanephric adenoma

D. adenoma with clear cell

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4

d. CT can detect renal vein involvement in 82-95% of cases and vena caval involvement in 95-100% of cases

A. . In RCC, ipsilateral adrenal metastasis occurs in:

B. 0.3 - 2%

C. 2 - 10%

D. 11 - 18%

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4

What is (are) the risk factor(s) for developing simple renal cysts?

A. male gender

B. hypertension

C. renal insufficiency

D. all of the above

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4

What type of renal adenomas is a precursor to papillary RCC?

A. adenoma with clear cell

B. papillary adenoma

C. metanephric adenoma

D. none of the above

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4

According to Fuhrmans classification system for nuclear grading in RCC, nuclear size of 20 μg with irregular outline and prominent nucleoli is grade:

A. 1

B. 2

C. 3

D. 4

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4

After radical nephrectomy, what is the 5-year survival rate for stage I RCC?

A. 80%

B. 85%

C. 90%

D. 95%

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4

What can NOT be a manifestation of a renal tumor?

A. right hydrocele

B. left varicocele

C. painless hematuria

D. hypertension

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4

In RCC cases where IVC involvement with tumor thrombi are suspected, venacavography:

A. is the first and most reliable radiologic examination to study IVC thrombi

B. is reserved for patients with equivocal MRI or CT findings

C. is obsolete and has fallen out of use

D. carries a risk of IVC terrible bleeding that outweighs the diagnostic merits