Questions

Which of the following tracers is best used for static renal cortical imaging?

A 12-year-old boy presents with reduced visual acuity and during workup has an MRI. The right optic nerve is expanded all the way back to the chiasm which is also enlarged. Given the likely diagnosis, what is the most likely underlying condition?

All the following points may be the etiologies of a striated nephrogram on CTU EXCEPT...

What is the most likely diagnosis in this patient from the F-18 FDG PET-CT MIP image?

A 65-year-old male has a CT of his thorax which shows an incidental finding of a homogenous, slightly lobulated anterior mediastinal mass measuring 5 cm. There are no enlarged lymph nodes within the thorax. Which of these is most likely?

A 12-year-old boy with a history of intellectual disability comes to the emergency department because of headaches and more frequently occurring seizures. Brain imaging (CT scan and MRI) shows a heterogeneous intraventricular mass measuring about 18 mm near the foramen of Monro,  with internal calcifications and marked contrast enhancement. Subependymal nodules and cortical tubers are the other imaging findings. Which of the following is the most likely diagnosis?

A 7-year-old boy with a history of intellectual disability and seizures comes to the emergency department because of headaches and more frequently occurring seizures. CT scan of the brain shows subependymal nodules with calcification, cortical foci with loss of the grey-white matter distinction, and a nodule partially obstructing the foramen Monro. Which of the following is the most likely diagnosis?

What is the most frequent indication for emergency non-obstetric surgery in pregnancy?

Regarding structural Müllerian duct abnormalities, which condition has a significant cleft at the fundus?

What type of inflammatory enteritis often involves multiple vascular territories and the genitourinary system?

Which of the following etiologies of splenic infarction is more common in younger patients?

Which of the following is considered the most common underlying cause of colovesical fistula?

Which of the following is the most common fat-containing lesion of the kidneys?

Which of the following is the most common tumor of the urinary system?

Which of the following renal tract abnormalities is most commonly associated with multicystic dysplasia kidney?

In which organ may a ‘beaver tail’ variant be found?

Which of the following is the commonest predisposing factor for emphysematous cystitis?

All the following are considered as predisposing factors for Achilles tendon tear EXCEPT...

All the following are considered as predisposing risk factors for contrast-induced nephropathy (CIN) EXCEPT...

Which of the following is NOT considered as a risk factor for testicular germ cell tumors (GCT)?