For a positive anti-TPO and normal TSH in the workup of CSU, are you referring to endocrinology?  

I typically do not refer these patients to endocrinology. I do provide the patient with these results and have them communicate this with their PCP and/or communicate with the PCP myself so they can monitor for any symptoms associated with thyroid dysfunction.

As a subspecialist myself, I usually receive consults that ask me a specific question related to diagnosis, prognosis, and/or therapeutic recommendations. So if there is a lab finding that suggests normal thyroid function (i.e., TSH), what would be the purpose and/or value of sending such a patient ...