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4

Regarding acute renal infections, what is the least diagnostic radionuclide study for detecting an inflammatory focus?

A. hippuran I-131

B. technetium-99m

C. gallium-67

D. indium-111labelled WBC

Correct Answer :

D. indium-111labelled WBC


indium-111labelled WBC studies have limited efficacy in establishing an inflammatory focus.

Related Questions

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4

Which condition does NOT show a false negative result for hydronephrosis on ultrasonic examination?

A. forniceal rupture

B. drained renal pelvis

C. high urine output

D. acute obstruction

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4

By ultrasonography, when kidneys appear darker than the liver, they are:

A. hypoechoic

B. hyperechoic

C. anechoic

D. isoechoic

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4

What is the optimal time for viewing the renal parenchyma after injecting a contrast material during IVU study?

A. 0 minute

B. 5 minutes

C. 10 minutes

D. renal parenchyma does not appear on IVU

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4

What nuclear medicine study can diagnose interstitial nephritis?

A. DTPA

B. DMSA

C. gallium-67

D. MAG-3

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4

What is the hallmark finding on plain KUB of bladder exstrophy?

A. malunion of lumbar and/or sacral vertebral bodies

B. pelvic bone diastasis

C. sacral agenesis

D. fracture of anterior pubic rami

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4

Which of the following is NOT an indication of retrograde pyelography?

A. evaluation of probable ureteral obstruction

B. in conjunction with ureteroscopy

C. evaluation of hematuria

D. evaluation of probable ureterovesical reflux

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4

Regarding acute renal infections, what is the least diagnostic radionuclide study for detecting an inflammatory focus?

A. hippuran I-131

B. technetium-99m

C. gallium-67

D. indium-111labelled WBC

What is the correct answer?

4

Which condition could present as a filling defect in the bladder on IVU study?

A. blood clot

B. fibro-epithelial polyp

C. sloughed renal papilla

D. all of the above

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4

What is the emergency treatment of intravenous contrast allergy?

A. epinephrine

B. atropine

C. hydrocortisone

D. antihistamine

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4

Which of the following is an indication of VCUG?

A. repeated febrile UTI in children

B. evaluating a probable posterior urethral valve

C. a & b

D. none of the above

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4

Which statement is false concerning plain KUB film?

A. reliable tool to exclude urinary calculi

B. calcifications at renal area might lead to the discovery of renal cancers

C. can detect soft tissues

D. fecoliths and phleboliths could be mistaken for calculi

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4

Using ultrasonography, which testicular lesion is described as a solid, round, homogeneous, low-reflectivity tumor mass, with no calcification?

A. seminoma

B. embryonal cell tumor

C. mixed germ cell tumor

D. epidermoid cyst

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4

Which of the following is false concerning retrograde urethrogram?

A. coning at the bulbar urethra is normal

B. segmental narrowing at bulbar urethra is normal

C. multiple round filling defects could be air bubbles

D. indicated in urethral trauma cases

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4

What is (are) the indication(s) of renal artery embolization?

A. bleeding angiomyolipomas

B. an alternative to nephrectomy in severe uncontrolled hypertension among patients with end-stage renal disease

C. renal artery aneurysms or symptomatic AV malformations

D. all of the above

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4

Using ultrasonography, which testicular lesion is of low reflectivity with irregular borders, hypervascular rims but no internal vascularity to mention?

A. intratesticular hematoma

B. testicular abscess

C. orchitis

D. sex cord stromal tumors

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4

What imaging modality is superior in detecting undescended testis in the abdomen?

A. MRI

B. CT

C. ultrasound

D. all are comparable

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4

Which structure can NOT be assessed by TRUS of the prostate?

A. ejaculatory duct

B. vas deferens

C. seminal vesicles

D. rectal wall

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4

What is false concerning Tc-99m DMSA?

A. diseases affecting the proximal convoluted tubules inhibit DMSA uptake

B. it is ideal to assess UPJ obstruction in adults

C. gentamicin and cisplatin inhibit the DMSA uptake

D. it allows better assessment of differential renal function

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4

What matter does correspond to zero Hounsfield units?

A. air

B. water

C. fat

D. bone

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4

What is the minimum estimate of GFR to take gadolinium-based contrast agents?

A. more than 30 mL/min/1.73 m2

B. more than 60 mL/min/1.73 m2

C. more than 90 mL/min/1.73 m2

D. none of the above

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4

Using CT scanning, which solid kidney mass is sharply demarcated with uniform enhancement and often has a central scar?

A. RCC

B. metastases

C. angiomyolipoma

D. oncocytoma

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4

Using CT scanning, which solid kidney mass is well-defined, heterogeneous tumor, located in the renal cortex and containing areas of fat density of -20 HU or less. No calcifications, but some areas of enhancement?

A. RCC

B. metastases

C. angiomyolipoma

D. oncocytoma

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4

What is the signal characteristic of renal stones on MRU?

A. high signal on T1-weighted images

B. high signal on T2-weighted images

C. low signal on T1-weighted images

D. none of the above

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4

What is false concerning ureteric jets?

A. obstruction of the upper urinary tract may increase renal pelvis pressure and delay or decrease pelvis peristaltic rates

B. measured by color Doppler flow mapping in transverse scans at the suprapubic region

C. patients with ureteral stents are the ideal

D. adequate hydration is necessary

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4

What is true concerning Tc-99m DTPA?

A. Its uptake by glomerular filtration is almost 100%

B. It helps evaluate cortical structure and morphology

C. It provides a static picture of kidneys when compared to MAG3

D. it binds to the sulfhydryl groups in proximal tubules resulting in much higher resolution pinhole SPECT imaging

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4

Using ultrasonography, which testicular lesion is cystic with heterogeneous echoes representing a mixture of mucinous and/or sebaceous material with or without hair follicles, cartilages, and bones?

A. non-seminomatous germ cell tumors

B. acute bleed on top of old hematoma

C. mature teratoma

D. sex cord stromal tumors

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4

Which statement is true concerning renal ultrasonography?

A. end-stage renal failure kidneys look small and hypoechoic

B. it is more accurate on diagnosing cystic lesions than solid masses

C. it is able to detect tumors as small as 2 mm

D. cortical carbuncle might be mistaken for hydronephrosis

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4

What is the poorest method of measuring the amount of urine in the bladder of a 65 yrs. old man?

A. using bladder scanner

B. measuring the voided urine

C. using abdominal ultrasonography

D. performing urinary catheterization

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4

Which condition tops the differential diagnoses list of CT picture of Xanthogranulomatous pyelonephritis?

A. renal tuberculosis

B. renal abscess

C. renal cell carcinoma

D. angiomyolipoma

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4

Ultrasonic 3.5 MHz curved array probe is suitable to detect:

A. epididymal cysts

B. testicular tumors

C. renal stones

D. penile vasculature