Table 2 Chief complaints in infants and young children with iron deficiency anemia at the time of hospital visit.
a)Respiratory symptoms: cough, rhinorrhea, and nasal obstruction. b)Gastrointestinal symptoms: vomiting, diarrhea, and abdominal pain. c)Symptoms of anemia: pallor, night irritability (≥2 arousals and/or cries), and pica. d)Miscellaneous: the presence of a neck mass, cellulitis, hernia, etc. e)Bleeding: epistaxis, melena, and hematuria.
Abbreviation: IDA, iron deficiency anemia.