A 26-year-old man with two years of intermittent and progressive sharp left foot pain.

A 63-year-old man -- a former smoker with a 20-pack-year smoking history -- with worsening dyspnea.

A patient with abdominal pain out of proportion to the exam.

A healthy 15-year-old boy with a two-week history of a persistent, productive cough.

A 45-year-old woman with several days of dyspnea and fever.

A 58-year-old woman with unknown medical history presented to the emergency department with a recent fall and left upper arm pain.

A 40-year-old man underwent a routine chest radiograph following placement of a cardiac pacemaker/ICD.

A 40-year-old man presented for follow-up imaging at an outpatient imaging center, with right hip trauma a few months prior and a suspicious finding from a recent emergency department (ED) visit.

A 22-year-old woman with bilateral neck swelling and difficulty swallowing.

A 26-year-old man was brought to the emergency department after sustaining multiple gunshot wounds and blunt trauma to the abdomen.

A 77-year-old woman with right-sided abdominal pain.

A 40-year-old man underwent a routine chest radiograph following placement of a cardiac pacemaker/ICD.

A 58-year-old woman with unknown medical history presented to the emergency department with a recent fall and left upper arm pain.

A 67-year-old woman presented with chronic cough.

A 40-year-old man presented for follow-up imaging at an outpatient imaging center, with right hip trauma a few months prior and a suspicious finding from a recent emergency department (ED) visit.

An 8-year-old boy presented with a two-week history of progressive right knee pain and limp.

A 79-year-old man presented for outpatient imaging due to chronic right wrist pain on the dorsum of his hand that had progressively worsened over time without any history of trauma to that region.

A 33-year-old man presented to the orthopedics clinic with right knee pain and swelling.

A 50-year-old man presented to the emergency department due to vague left hip pain for a few months. No history of recent trauma or fall.

A 76-year-old man with ischemic cardiomyopathy on long-term mechanical support presented with occasional lightheadedness over the previous one to two months.