For Which of the Following Patients Would the Nurse Question

For which of the following patients would the nurse question the use of magnetic resonance imaging (MRI) ? (Select all that apply.?

A) A 28-year-old woman who is 4 months pregnant and was involved in an automobile accident
B) A 41-year-old weighing 324 pounds who has a suspected abdominal mass
C) A 19-year-old who sustained a sports-related injury and reports an allergy to iodine
D) A 75-year-old who fell in the nursing home and has a bone pin in his left hip from a previous fracture repair
E) A 69-year-old with a history of asthma who is being worked up for lung cancer metastasis
F) A 72-year-old who has elevated triglyceride and cholesterol levels and is being evaluated for cardiac bypass surgery