Questions

Which of the following is most commonly involved in Langerhans cell histiocytosis in children?

What is the most common clinical manifestation of CNS involvement in Langerhans cell histiocytosis?

Which is the most commonly involved bone or group of bones in Langerhans cell histiocytosis in children?

What is the most likely cause of this skull appearance?

Which of the following is NOT an underlying etiology of kernicterus?

Which patient has Langerhans cell histiocytosis? 

What is the diagnosis?

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

Patients with alpha-1-antitrypsin deficiency are at increased risk of which of the following cancers?

Which of the following is the most common cause of insufficiency fractures?

Axial CT image of the head in an 80 year old male. What is the most likely cause for this skull appearance? 

This 45-year-old woman presented with left proptosis and an MRI was performed. What is the most likely diagnosis? 

Axial HRCT image of the chest in a 60-year-old female non-smoker with shortness of breath and a dry cough for several years. Which is the most likely diagnosis? 

Which one of these conditions is associated with extramedullary hematopoiesis?

Which patient has rheumatoid arthritis?

Which spinal/paraspinal mass typically has a "target sign" appearance on MRI?

Which of the following is the primary risk factor for the development of breast implant-associated anaplastic large cell lymphoma?

The most common pattern of increased FLAIR/T2 signal in autoimmune encephalitis is bilateral asymmetric involvement of the...

The following are causes of unilateral distal clavicular osteolysis EXCEPT...

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?