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Difference between revisions of "Autoimmune metaplastic atrophic gastritis"
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Autoimmune metaplastic atrophic gastritis (view source)
Revision as of 02:05, 28 September 2013
, 02:05, 28 September 2013no edit summary
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Note: | Note: | ||
*Parietal cells produce ''intrinsic factor'' (important for vitamin B12 absorption) and ''hydrogen chloride'', i.e. stomach acid. | *Parietal cells produce ''intrinsic factor'' (important for vitamin B12 absorption) and ''hydrogen chloride'', i.e. stomach acid. | ||
==Gross== | |||
*Diffuse erythema.{{fact}} | |||
==Microscopic== | ==Microscopic== | ||
| Line 22: | Line 25: | ||
*Increased G cells in the antrum. | *Increased G cells in the antrum. | ||
**Produce gastrin to stimulate the (missing) parietal cells. | **Produce gastrin to stimulate the (missing) parietal cells. | ||
Notes: | |||
*Compare with other types of ''[[gastric atrophy]]''. | |||
DDx: | DDx: | ||
*[[Gastric neuroendocrine tumour]]. | *[[Gastric neuroendocrine tumour]]. | ||
==IHC== | ==IHC== | ||