A 52-year-old woman with intermittent abdominal pain for four weeks and low-grade fever. At ultrasound, a solid and cystic hepatic mass was found. Precontrast CT thorax/abdomen and gallium-68 PET/CT exams were completed in the diagnostic workup.

A 45-year-old man with back pain underwent a CT scan of the lumbar spine.

A 9-year-old girl with no medical history presents for right vision loss. The clinical examination shows signs of precocious puberty and "café-au-lait" spots.

A 71-year-old man is referred to CT colonoscopy (CTC). Abdominal/gastrointestinal medical history was unremarkable. Patient had a previous hip replacement.

A 25-year-old man with a history of recurrent pneumonia presents with shortness of breath and decreased exercise tolerance.

A 28-year-old woman presents with a three- to four-month history of progressively worsening lower back pain in the absence of any trauma, neurology, or constitutional symptoms.

An 86-year-old man who is normally fit and well was admitted with a two-day history of abdominal pain, distension, and vomiting.

A 45-year-old woman presents with persistent holocranial headache without other neurological symptoms. She had been involved in a road traffic accident 14 years previously.

A 39-year-old woman was admitted to the emergency room with thunderclap headache, right-sided hearing loss, progressive confusion, truncal and limb ataxia, and incontinence over a two-week period.

A 25-year-old woman was admitted to the emergency department with acute abdominal pain in the periumbilical region that lasted for 12 hours. The patient had discomfort and a wet navel for four days. The patient had severe pain on abdominal palpation in the periumbilical region, increased acute phase reactants, and leukocytosis.

A 42-year-old man was brought to the emergency department after a motor vehicle accident. When found in his vehicle, he was lucid but quadriplegic. Sensory function was normal.

A 50-year-old woman presents with chronic thoracic back pain.

A 71-year-old woman with a known history of left breast cancer with axillary lymphadenopathy, awaiting surgery. She presented after developing new left neck and shoulder pain. Patient has pain in the left shoulder with all movements and anterior joint line tenderness.

A 53-year-old woman presents with vaginal bleeding secondary to a biopsy-proven squamous cell carcinoma of the cervix. She underwent pelvic MRI and F-18 FDG PET/CT prior to treatment.

A 46-year-old woman was referred to the hospital from a family practitioner because of cervicobrachialgia and headache, probably associated with an infection of the upper airways.

A 42-year-old woman with chest discomfort, dyspnea, and arrhythmia was admitted to the hospital for diagnostic checkup.

A 62-year-old woman presents to the emergency department with shortness of breath. A chest CT scan was performed to evaluate for a pulmonary embolism.

A 65-year-old man initially presents with shortness of breath. Initial chest x-ray showed cardiomegaly with an incidental nodule, for which follow-up CT was recommended.

A 63-year-old woman was referred for ultrasound because of a palpable mass in the volar aspect of the left arm. The patient had previous left breast invasive lobular carcinoma, treated with quadrantectomy many years before.

A 60-year-old man presents with a left-side Horner’s symptom and submandibular swelling for two weeks. The patient had a history of a right carotid mass asportation.