A 56-year-old man with end-stage renal disease and a dialysis fistula presents with problems during dialysis.

A 56-year-old man with end-stage renal disease on hemodialysis presents with right arm swelling.

A 35-year-old man with a history of an abnormal chest x-ray.

A 71-year-old man undergoing surveillance CT angiography (CTA) after recent aortobiiliac stent graft placement.

A 44-year-old man underwent bedside PleurX catheter placement for a left pleural effusion. After placement, the catheter output was bloody, and the patient experienced concomitant hemoglobin drop.

A 35-year-old man undergoing angiography.

A 55-year-old man with abdominal pain and a history of prior transjugular intrahepatic portosystemic shunt (TIPS).

A man brought to the emergency room (ER) in an ambulance.

A 19-year-old man with progressively worsening hoarse voice and difficulty swallowing.

A 33-year-old-man with lymphoma presents for placement of a central venous port for chemotherapy.

A 58-year-old woman with right lower extremity deep vein thrombosis (DVT) on warfarin presents for inferior vena cava (IVC) filter placement.

A 67-year-old man complains of worsening dyspnea following a left lower lobectomy for squamous cell carcinoma of the lung.

A 53-year-old man with a history of heart murmur and abnormal echocardiogram. Patient was referred for further evaluation by CT angiography.

A 70-year-old man with abdominal and back pain. He has a history of renal cell carcinoma and underwent total nephrectomy two years ago.

An 85-year-old woman presents with abdominal pain following a fall down several steps.

A 72-year-old man with intermittent confusion.

A baby with hypertension and cardiomyopathy.

A young man presents with scrotal pain.

A 35-year-old woman with severe right-sided tinnitus for the past month.

A 76-year-old woman with hematuria and obstructive uropathy.