Other than B12 repletion, is there any further treatment or work-up indicated in pernicious anemia with positive parietal cell antibodies?  

Pernicious anemia is an autoimmune disorder that can occur as a componet of multiple endocrine adenopathies, so evaluating the patient for thyroid, parathyroid, adrenal, etc. disorders is indicated both short and long term. More controversial is how to monitor the increased risk of stomach cancer as...