Please choose the correct ending to complete the given sentence: Health: [header] How to work with a registered dietitian for ibd [title] Talk to a medical professional. [step] Before looking for a dietitian, you should work with a physician to come to a medical diagnosis of your condition. Without a proper diagnosis, your dietitian won't know how to best work with you.

Ending1: Some institutions may offer certification programs for skilled dietitians, even in low-income areas. Talk to your physician or health professional to see if their recommendations are compatible with yours. Ending2: You should also talk to a holistic or certifying doctor if you're unsure what to expect. [substeps] Fees for a visit to a doctor can vary widely. Ending3: Make a written list of things you dislike, that you would like a doctor to help you with, and bring these to a dietitian. [substeps] The doctor will examine your current medical history in detail and there will be a consultation to decide where to go from. Ending4: [substeps] Consult with a gastroenterologist or another digestive health specialist. Have your ibd formally diagnosed, if it has not been already.

Answer format: ending1/ending2/ending3/ending4