The nurse is assessing a newly admitted patient and asks about his family health history. Which of the following diseases has a familial basis?
• Crohn's disease has a strong genetic component and often runs in families
• Crohn's disease is a type of inflammatory bowel disease that can affect any part of the digestive tract. It causes a wide range of symptoms including abdominal pain, diarrhea, vomiting, and weight loss
• Peritonitis and PUD are usually caused by infectious microbes
• Iron deficiency anemia is caused by inadequate iron intake