A six-year-old boy with glioblastoma has a recurrence of the tumor despite aggressive treatment

A 37 year-old woman comes to the physician because of a two month history of pain with movement of her hands and feet

A 15-year-old girl is brought to the physician because of a three-week history of excessive thirst and voiding excessive amounts of urine

A 46-year-old man comes to the physician because of a two week history of intermittent dizziness and difficulty standing up

A 10-year-old boy is brought to the emergency department because of vomiting for six hours. He has had excessive thirst and excretion of large amounts of urine for three weeks.

Hey 60 year old man has a five day history of productive cough and shortness of breath with exertion

A previously healthy 36 year old man comes to the emergency department 12 hours after the sudden onset of increasingly severe abdominal pain

The 24-year-old woman who breast-feeds her infant develops a warm painful mass and erythema of the overlying skin in the upper outer quadrant of the right breast

A 47-year-old man comes to the physician because of a four day history of pain in his left that began when he tripped over a curb

A 50-year-old woman with a history of ovarian cancer comes to the physician’s office because of swelling in her right leg for the past month