Mohammad Taghi Niknejad ◉

Which of the following about the structure of the atom is FALSE?

The presence of the extrapleural fat sign is indicative of ...

A 40-year-old man with poor urinary stream. Regarding the retrograde urethrogram findings, what is the most probable cause of the urethral stricture in this patient?

A 56-year-old female patient with abdominal pain and incidental left renal cystic lesion. Regarding pre and post-contrast CT images what is the Bosniak class of the left renal cystic lesion?

A 70-year-old male patient worksup for right flank pain and microscopic hematuria. Regarding T2W and post-contrast T1W images, what is the Bosniak class of the right renal cystic lesion?

A 65-year-old male patient with right flank pain. Regarding pre and post-contrast CT images what is the Bosniak class for the right renal cystic mass?

A 65-year-old female patient with left flank pain and hematuria. Regarding pre and post-contrast CT images what is the Bosniak class of the left renal cystic mass?

A 60-year-old male patient with microscopic hematuria. Regarding pre and post contrast CT images what is the Bosniak class of the left renal cystic mass?

A 55-year-old female patient with microscopic hematuria. Regarding pre and post contrast CT images what is the Bosniak class of the left renal cystic mass?

A 50-year-old male patient with abdominal pain. Regarding pre and post contrast CT images what is the Bosniak class of the left renal cystic mass?

A 45-year-old female patient with microscopic hematuria. Regarding pre and post contrast CT images and post contrast T1W MR image what is the Bosniak class of the right renal cystic mass?

A 35-year-old male patient with abdominopelvic pain. Regarding pre and post contrast CT images and illustrated CT image what is the Bosniak class of the cystic mass in the ectopic kidney?

On abdominal CT images of a 45-year-old man, there is a 55 mm partially exophytic cystic mass in the lower pole of the right kidney that contains a 3 mm enhancing nodule with acute angles to the wall. What is the Bosniak class according to the Bosniak classification version 2019?

On abdominal CT images of a 55-year-old man, there is a 40 mm partially exophytic cystic mass in the upper pole of the left kidney that contains a 4 mm enhancing nodule with obtuse angles to the wall. What is the Bosniak class according to the Bosniak classification version 2019?

A thin-walled unilocular cyst with homogeneous internal fluid density, without calcification and enhancing solid component is noted in the lower part of the spleen, as an incidental finding in a 50-year-old female patient who worked up for abdominal pain. What is the most probable diagnosis?

Which of the following is not a risk factor for breast cancer in a male patient?

Which of the following by far is the most common cause of pseudocirrhosis?