Questions

12-year-old with wrist pain. What is the most likely diagnosis?

A 10-year-old boy presents with a large anterior mediastinal mass. The mass displaces the mediastinal arteries and veins and there is vascular invasion into the superior vena cava. Which of the following tumors is the most likely?

A 15-year-old boy presents with a 2 month history of non-tender left axillary swelling. Ultrasound demonstrates an enlarged 3.1 cm short axis lymph node. On biopsy, a small number of Reed-Sternberg cells are seen. Which variant of this condition carries the best prognosis?

A 20-year-old female presents with right flank pain and a high-grade fever. A selected image from a CTU is shown. What is the most likely diagnosis?

A 25-year-old male presented with a left neck lump. CT was performed. What is the most likely diagnosis?

A 2-year-old girl presents with a painless left-sided abdominal mass. She is otherwise well. MRI demonstrates a 7.8 cm mass in the left upper quadrant that crosses the midline and displaces the left kidney inferiorly. It can be seen to be encasing the left renal vein without invading into it. What is the most likely diagnosis?

A 40-year-old man presents with a 3-month history of erythema nodosum. Based on the chest X-ray, what is the most likely diagnosis?

A 40-year-old man presented with a few days' history of left orbital pain and visual loss. An MRI was performed. What is the most likely diagnosis shown on this selected enhanced coronal T1 FS image?

A 45-year-old female presents with complaints of pain and swelling over the left jaw. A single CT scan image is presented. What is the most likely diagnosis?

A 50-year-old man with two days of right lower quadrant pain, nausea, and vomiting, presents to the emergency department. He is diagnosed with acute appendicitis on CT (yellow oval). What is the best interpretation of the red arrow?

A 55-year-old female has multiple aggressive sclerotic vertebral and pelvic bone lesions identified on x-ray. What would be the most likely cause?

A 55-year-old woman, previously well, presents with 4-month history of rapid decline in cognitive function. She is imaged with an MRI.  What is the most likely diagnosis?

A 5-month-old neonate was brought into the emergency department by his parents with complaints of vomiting, bloody stool, and periodical crying. An urgent ultrasound abdomen was performed. Transverse and longitudinal ultrasound images are provided. What is the most likely diagnosis?

A 60-year-old man known for end-stage renal failure. What is the most likely bone disease shown on his lateral skull radiograph?

A 65-year-old female presents with complaints of fever, watery diarrhea and abdominal pain. She gives a history of recent hospitalization due to COVID-19 pulmonary infection. Her CT scan shows pancolitis with mild ascites and pericolic fat stranding. The small bowel appears normal. What is the most likely diagnosis?

A 65-year-old man with a history appendectomy presents with complaints of right lower quadrant pain. On examination, he was afebrile, hemodynamically stable and his biochemical markers and CBC were normal. CT axial and coronal images are presented. What is the most likely diagnosis?

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 65-year-old woman presents with complaints of painful left jaw swelling. Two CT scan images are presented. What is the most likely diagnosis?

A 70-year-old female presents with hand pain. A PA hand and wrist x-ray is shown. What is the most likely diagnosis?

A 75-year-old female presents with bilateral hand pain. PA hand x-rays are shown. What is the most likely diagnosis?