Home
Current Affairs January 2024

What is the correct answer?

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

Correct Answer :

C. mature teratoma


the description typically fits testicular mature teratoma.

Related Questions

What is the correct answer?

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

What is the correct answer?

4

What is false on comparing Tc-99m DTPA to Tc-99m MAG3?

A. DTPA provides better quality images with renal insufficiency

B. by giving captopril, MAG3 plasma clearance declines in hypertensive patients with renal artery stenosis but rises in those who do not have the disease

C. DTPA provides an excellent measurement of GFR

D. in pediatrics, MAG3 provides better quality images than DTPA

What is the correct answer?

4

Which of the following is NOT an indication of renal arteriography?

A. preparation for donor nephrectomy

B. advanced RCC in the right kidney

C. renal artery stenosis

D. oncocytoma in the left kidney

What is the correct answer?

4

Which of the following is NOT an indication of static cystography?

A. evaluating a probable bladder rupture

B. evaluating a probable colovesical or vesicovaginal fistulae

C. evaluating a probable intravesical pathology

D. evaluating a probable bladder diverticula

What is the correct answer?

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

What is the correct answer?

4

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

A. ejaculatory duct

B. vas deferens

C. seminal vesicles

D. rectal wall

What is the correct answer?

4

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

A. hypoechoic

B. hyperechoic

C. anechoic

D. isoechoic

What is the correct answer?

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

What is the correct answer?

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

What is the correct answer?

4

On sagittal plane of midline TRUS, which structure might NOT be visible?

A. peripheral zone of the prostate

B. ejaculatory duct

C. tip of the right seminal vesicle

D. tip of the left lateral lobe of the prostate

What is the correct answer?

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

What is the correct answer?

4

Which statement is false concerning diuretic nuclear scintigraphy renogram?

A. an elimination T ½ < 10 minutes indicates obstructed system

B. the diuretic must be given at the maximum kidney activity

C. If ureteral stents are in place, the bladder catheter must be unclamped

D. 99mTc-MAG3 is the agent of choice to study differential renal function and obstruction

What is the correct answer?

4

Which ultrasound mode is able to depict motion direction and flow velocity?

A. grey-scale

B. simultaneous bilateral views

C. color Doppler

D. power Doppler

What is the correct answer?

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

What is the correct answer?

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

What is the correct answer?

4

Ultrasonic 3.5 MHz curved array probe is suitable to detect:

A. epididymal cysts

B. testicular tumors

C. renal stones

D. penile vasculature

What is the correct answer?

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

What is the correct answer?

4

Ultrasonic waves, in nature, are:

A. mechanical waves

B. radar waves

C. microwaves

D. radio waves

What is the correct answer?

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

What is the correct answer?

4

On clinical examination, what accidental finding has NO connection to renal cancer?

A. unilateral hydrocele

B. bilateral varicocele

C. calcifications at the renal area on plain KUB film

D. painless hematuria

What is the correct answer?

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

What is the correct answer?

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

What is the emergency treatment of intravenous contrast allergy?

A. epinephrine

B. atropine

C. hydrocortisone

D. antihistamine

What is the correct answer?

4

On staging left kidney RCC using enhanced CT, the radiologist must look for:

A. extension of the tumor to the diaphragm

B. extension of the tumor to the right atrium

C. the density of calcifications

D. the amount and bilaterality of cysts formation

What is the correct answer?

4

Which statement is false concerning complications of left renal artery embolization?

A. embolizing the non-target artery might occur

B. severe pain at the renal area could occur

C. complications depend on the embolic agent

D. reactive left pulmonary edema

What is the correct answer?

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

What is the correct answer?

4

What is (are) the characteristic finding(s) of testicular torsion on color Doppler ultrasonography?

A. the classic blue dot sign

B. thick, short, edematous spermatic cord

C. absence of intratesticular blood flow

D. increased epididymal blood flow

What is the correct answer?

4

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

A. hydrocalicosis

B. extrarenal pelvis

C. parapelvic cyst

D. class 2 Bosniak renal cyst

What is the correct answer?

4

What nuclear medicine study can diagnose interstitial nephritis?

A. DTPA

B. DMSA

C. gallium-67

D. MAG-3

What is the correct answer?

4

To which class of Bosniak system of renal cysts does an oval renal parenchymal cyst of uniform water density filling, with attenuation of ≤ 20 HU, thin, non-calcified wall, and no contrast enhancement; belong to?

A. class 1

B. class 2

C. class 3

D. class 4