It is important to note:

1. Any problems during the pregnancy, labour and delivery
2. Gestational age and birth weight (If not known, was the infant small? How long was the hospital stay?)
3. Any problems during the first few days of life
4. Diet and feeding
5. Growth and development
6. Any previous illness or problems before the start of the present complaints
7. If the present complaints have ever occurred before
8. Any previous or present medication
9. Any operations or hospital admissions
10. Any allergies

It is most important to determine whether the present complaints can be related to anything in the past history.