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Smooth tongue in pernicious anaemia (Addison's ds) - Stock Image - M108/0129 - Science Photo Library
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Pigmentation of the Fungiform Papillae of the Tongue in a Child Secondary to Iron Deficiency Anaemia: An Uncommon Occurrence and Association | Semantic Scholar
![William Aird on Twitter: "1/3 Iron is an essential trace mineral that supports the growth and differentiation of rapidly growing cells, including erythroid cells, hair follicles, nails, and mucosal cells. Iron deficiency William Aird on Twitter: "1/3 Iron is an essential trace mineral that supports the growth and differentiation of rapidly growing cells, including erythroid cells, hair follicles, nails, and mucosal cells. Iron deficiency](https://pbs.twimg.com/media/FkbAPx4XEAApeq5.jpg:large)