Microscopy

Articles

• Hirschsprung disease
  6 October 2003

  Hirschsprung’s disease, congenital intestinal aganglionosis, digestive aganglionnosis; digestive aganglionoses PO1 PO2
  Definition: Aganglionic megacolon is associated with congenital absence of intrinsic ganglion cells in the myenteric (Auerbach) and submucosal (Meissner) plexuses of the gastrointestinal tract. The disorder is genetically heterogeneous.
  Digital cases
  HPC:90 : rectal mucosa biopsies
  HPC:98 : rectal mucosa biopsies
  HPC:151 : Hirschsprung disease - Rectal (...)

• necrosis
  9 November 2004

  tissular death

• neuroblastoma
  19 July 2003

  neuroblastomas

• giant cell transformation
  19 June 2003

  neonatal syncytial giant cell hepatitis, giant cell hepatitis, giant cell transformation of hepatocytes, hepatocytic giant cell transformation

• granulomatous colitis
  18 October 2004

  Etiology (exemples)
  Crohn disease
  tuberculous enterocolitis
  digestive CGD (chronic granulomatous disease)
  Hermansky-Pudlak syndrome
  See also
  granulomatoses digestive granulomatoses

• hepatoblastoma
  16 March 2004

  hepatoblastomas
  Definition: Hepatoblastoma is a malignant embryonal liver tumor that occurs almost exclusively in infants and very young children.
  Image
  Macroscopy : https://twitter.com/DraEosina/status/762631086207893506
  Cytology: https://twitter.com/AdamGomezMD/status/720632495671087104
  https://twitter.com/MArnold_PedPath/status/736000944303808512
  Hepatoblastoma is composed of epithelial and mesenchymal elements in varying proportions and at various stages of differentiation. The (...)

• fungal abcesses
  24 January 2007

  fungal abcess

• juvenile nephronophthisis
  27 October 2003

  Nephronophthisis comprises a group of autosomal recessive cystic kidney diseases, which constitute the most frequent genetic cause for end-stage renal failure in children and young adults.
  Synopsis
  medullary cystic disease renal medullary cysts renal corticomedullary cysts renal interstitial fibrosis renal tubular atrophy relatively spared glomeruli
  nephronophthisis-associated hepatic disease nephronophthisis-associated congenital hepatic fibrosis hepatic fibrosis
  Variants (...)

• gastric intestinal metaplasia
  13 December 2007

  intestinal metaplasia in stomach

• choledochal cyst
  4 July 2005

  congenital choledochal cyst

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