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A 55-year-old woman presented with left neck pain and a palpable mass that had persisted for four weeks.

A 50-year-old man presented after experiencing three days of pleuritic chest pain, facial swelling, and a purulent discharge.

A woman in her 30s presented with bilateral flank pain.

CASE INSTRUCTIONS: Click the blue “Take this Case” button. This enrolls you to have access to the case. Alternatively, the button may say “Log in…

A 66-year-old man with hypertension, hyperlipidemia, diabetes mellitus, and benign prostatic hyperplasia presented with voiding difficulty that started three weeks ago. The patient has since required a urinary catheter for voiding.

An 86-year-old woman presented to the ED with generalized abdominal pain and nausea.

A 61-year-old woman with a past surgical history of cholecystectomy and hernia repair with mesh presented to the ED with a complaint of right lower quadrant pain for one week. The patient reported feeling nauseous; she denied emesis, fever, chills, or changes in bowel movements.

A 19-year-old man with no past medical history presented with difficulty writing for the previous four months.

A 57-year-old man presented with acute left-sided chest pain and shortness of breath.

A 39-year old woman presented with unilateral breast pain associated with redness and a palpable cordlike mass for a few weeks.

A 70-year-old man with a known diagnosis of an infrarenal abdominal aortic aneurysm (AAA) underwent repair with a bifurcated aorto-bi-iliac endovascular stent graft.

A 70-year-old woman was found to have an incidental abdominal lesion on cardiac MRI.

A 56-year-old asymptomatic woman presented for coronary artery disease risk stratification.

A 45-year-old woman was found to have an incidental abdominal finding on a chest CT.

A 33-year-old woman presented at the outpatient clinic complaining of vague upper abdominal pain for the previous two years.

A man in his 40s with history of right craniotomy for resection of a grade 2 astrocytoma and chemoradiation completed over five years ago presented with worsening headaches, left-sided weakness, and seizures.

A 50-year-old man presented with chronic ankle pain without any inciting injury or trauma.

A 31-year-old man with no past medical history presented with fever and abdominal pain.

A 76-year-old man presented with intermittent right upper quadrant pain he'd been experiencing for several weeks.