Digestive system

• digestive medullary carcinoma
  7 August

  Medullary carcinoma of the ampulla or the the colon are MSI-high.
  Images
  Medullary carcinoma of the ampulla https://twitter.com/GIPathologyURMC/status/893529388473561088
  Localization
  ampullary medullary carcinoma
  colorectal medullary carcinoma

• pyloric gland adenoma
  4 July

  Localization
  pyloric gland adenoma of the gallbladder
  pyloric gland adenoma of the stomach
  Images
  Pyloric gland adenoma of the gallbladder https://twitter.com/DraEosina/status/792061955150340096 https://twitter.com/GIPathologyURMC/status/881920216464334849
  See also
  gallbladder polyp

• digestive metastasis
  1 July

  Localization
  esophageal metastasis
  gastric metastasis
  intestinal metastasis duodenal metastasis jejunal metastasis ileal metastasis
  colorectal metastasis colonic metastasis rectal metastasis
  anal metastasis
  See also
  digestive tumors
  metastasis

• digestive duplication cysts
  30 June

  Images
  Duplication cyst in mesocolon / colonic duplication cyst https://twitter.com/steland011/status/879959512496603136
  See also
  duplication cysts digestive duplication cysts

• digestive mucosal injury
  20 June

  Images
  Mucosal injury leads to slough of benign mucinous cells. Beware of pseudosignet ring cells in polyps, stomach, and pseudomembranous colitis https://twitter.com/RhondaYantiss/status/876834829794455552
  Examples
  sevelamer-associated digestive mucosal injury

• molecular study of stool
  15 June

  Open references
  Droplet digital PCR for quantification of ITGA6 in a stool mRNA assay for the detection of colorectal cancers.
  Herring E, Kanaoka S, Tremblay É, Beaulieu JF.
  World J Gastroenterol. 2017 Apr 28;23(16):2891-2898. doi: 10.3748/wjg.v23.i16.2891.
  PMID: #28522907# Free
  Multitarget stool DNA tests increases colorectal cancer screening among previously noncompliant Medicare patients.
  Prince M, Lester L, Chiniwala R, Berger B.
  World J Gastroenterol. 2017 Jan (...)

• gastrointestinal epithelial neoplasia
  15 June

  epithelial neoplasia of the gastrointestinal tract
  Open references
  Gastrointestinal epithelial neoplasia: Vienna revisited. Dixon MF. Gut. 2002 Jul;51(1):130-1. PMID: #12077106# Free
  The Vienna classification of gastrointestinal epithelial neoplasia. 2000. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1728018/pdf/v047p00251.pdf
  The Vienna classification of gastrointestinal epithelial neoplasia.
  Schlemper RJ, Riddell RH, Kato Y, Borchard F, Cooper HS, Dawsey SM, Dixon MF, (...)

• digestive clear cell tumors
  27 May

  gastrointestinal clear cell tumors
  Examples
  gastrointestinal clear cell sarcoma-like tumor (CCSLGT) https://twitter.com/MFeelyDO/status/868054239456768000
  digestive PEComa / digestive perivascular epithelioid cell tumor
  See also
  clear cell tumors
  digestive tumors

• gastrointestinal clear cell sarcoma-like tumor
  27 May

  CCSLGT
  Definition: A clear cell sarcoma-like gastrointestinal tumour (CCSLGT) is a rare malignant soft tissue sarcoma. In the literature, they are sometimes referred to as malignant gastrointestinal neuroectodermal tumours, clear cell sarcomas or osteoclast rich tumours of the gastrointestinal tract.
  Images
  Gastrointestinal clear cell sarcoma-like tumor https://twitter.com/MFeelyDO/status/868054239456768000
  See also
  gastrointestinal clear cell tumors / digestive clear cell tumors (...)

• digestive drug crystals
  8 May

  Examples
  kayexalate /
  cholestyramine / Questran
  Images
  https://twitter.com/GeronimoJrLapac/status/761098514633859072

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