This 70-year-old woman with a history of breast cancer 10 years ago presented with progressive dyspnea. Follow-up chest CT scans are shown below. What is the most likely diagnosis?

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

Which statement regarding aortic intramural hematoma (IMH) is FALSE?

How would you classify this type of aortic dissection?

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

A thymoma is found to invade through the capsule into adjacent mediastinal fat or pleura. What is the stage according to the Masaoka staging system?

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?

Various morphological features of focal lung opacities indicate that either the lung is in charge (benign etiologies) or the lesion is in charge (malignant etiologies). Which of the following features show the lung being in charge?

Regarding the evaluation of the position of the endotracheal tube (ETT) on CXR; all of the following are true EXCEPT...

All of the following regarding point of care ultrasound (POCUS) to guide NG tube insertion are true EXCEPT...

Which of the following descriptions of benign or malignant focal lung opacities is correct?

A patient with untreated HIV (human immunodeficiency virus) infection in a developed country presents with altered mental status. Neuroimaging reveals multiple brain lesions associated with edema, contrast enhancement, and mass effect. What are the two most likely possibilities in the differential diagnosis?

What is the correct term for this peripancreatic collection?

Which mean pulmonary artery pressure threshold is used at right heart catheterization for diagnosing pulmonary hypertension?

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?

According to the WHO Classification, Group 1 pulmonary hypertension includes which of the following etiologies?

Which of the following are signs of pulmonary hypertension on thoracic CT?

In which clinical scenario would a ventilation perfusion scan (VQ scan) be preferable to a CTPA (CT pulmonary angiogram) for assessment of potential pulmonary embolism?

A 32-week gestation neonate is born after spontaneous preterm labor. APGARs are reported as 7 and 9. Over the first hours, there is an increased oxygen requirement, and the neonate is ventilated. What is the most likely diagnosis?