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| ==Glycogenic acanthosis of the esophagus== | | ==Glycogenic acanthosis of the esophagus== |
| ===General===
| | {{Main|Glycogenic acanthosis of the esophagus}} |
| *Uncommon.
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| *Benign.
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| *Possible association with ingestion of hot liquids.<ref name=pmid20524767/>
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| ===Gross/endoscopic===
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| *Distinctive endoscopic appearance - grey/white raised lesion.<ref name=pmid20524767>{{Cite journal | last1 = Lopes | first1 = S. | last2 = Figueiredo | first2 = P. | last3 = Amaro | first3 = P. | last4 = Freire | first4 = P. | last5 = Alves | first5 = S. | last6 = Cipriano | first6 = MA. | last7 = Gouveia | first7 = H. | last8 = Sofia | first8 = C. | last9 = Correia-Leitão | first9 = M. | title = Glycogenic acanthosis of the esophagus: an unusually endoscopic appearance. | journal = Rev Esp Enferm Dig | volume = 102 | issue = 5 | pages = 341-2 | month = May | year = 2010 | doi = | PMID = 20524767 | URL = http://www.grupoaran.com/mrmUpdate/lecturaPDFfromXML.asp?IdArt=4618820&TO=RVN&Eng=1 }}</ref>
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| Image:
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| *[http://en.wikipedia.org/wiki/File:Glycogenic_acanthosis.jpg Glycogenic acanthosis (WP)].
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| ===Microscopic===
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| Features:<ref name=pmid20524767/>
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| *Squamous epithelium with:
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| **Superficial clearing of the cytoplasm.
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| **Thickening.
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| Images:
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| *[http://scielo.isciii.es/pdf/diges/v102n5/carta3.pdf Glycogenic acanthosis (isciii.es)].
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| ==Achalasia== | | ==Achalasia== |