Figure 2

An example of complete AG. A 46-year-old woman with the chief complaint of glossodynia for approximately one year. She denied any systemic diseases. Her serum levels of vitamin B12 and ferritin were 94 ng/L (normal range 180?914 ng/L) and 4.3 ng/mL (normal range 11.0?306.8 ng/mL), respectively. She was also diagnosed with anemia based on a hemoglobin level of 10.8 g/dL (the cutoff value for a female is 11 g/dL). (A) Physical examination revealed complete tongue atrophy, with a glossy appearance; (B) complete resolution after 1 month of supplement therapy; (C) the therapeutic effect was still evident during follow-up at 6 months.