A 40-year-old woman presents with a lemon-yellow,waxy pallor and a red,beefy tongue.She is extremely fatigued and is having difficulty getting up in the morning and getting through the day.Antiparietal cell antibodies are found in her serum.This woman has:

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The lemon-yellow, waxy pallor and red, beefy tongue indicate a B12 deficiency which is commonly seen in pernicious anemia. Antiparietal cell antibodies are also associated with pernicious anemia. Graves' disease and type 1 diabetes do not typically present with these symptoms. Ulcerative colitis may cause anemia, but it does not typically cause the characteristic waxy pallor and red, beefy tongue seen in B12 deficiency.

A 40-Year-Old Woman Presents with a Lemon-Yellow,waxy Pallor and a Red,beefy