Please choose the correct ending to complete the given sentence: Health: [header] How to get a second opinion before major surgery [title] Ask around. [step] Surgery is normally considered the last line of treatment. Doctors usually try to avoid it when possible, because it's invasive, complicated and even dangerous.

Ending1: Your body's immune system is trying to fight off infection and immune parasitic disease, making surgery less invasive. Your friends, family and co-workers are the first people to hear of any concerns about getting a second opinion, so ask them what they think. Ending2: Nonetheless, it may be urgently required, and it may be considered the patient's best option. Seek confirmation from another doctor (or doctors) that the proposed surgery is indeed your best option. Ending3: However, a second opinion is helpful in assessing the possible issues. [substeps] Find out how long this is for and whether he or she enjoys it and whether or not surgery is necessary. Ending4: [substeps] Don't think you're going to get second opinion unless you absolutely need it. On the other hand, you're much less likely to get your first opinion from someone who knows you, or who may have already heard before on the subject.

Answer format: ending1/ending2/ending3/ending4