Macroscopy

Articles

• 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 (...)

• focal nodular hyperplasia
  29 May 2003

  focal nodular hyperplasia of the liver, hepatic focal nodular hyperplasia, FNH (previous denomination: benign hepatoma, solitary hyperplastic nodule, focal sclerosis, hamartomatous cholangiohepatoma, mixed adenoma)

• progressive transformation of germinal centers
  15 December 2003

  PTGC, progressive transformation of germinal center

• ganglioneuroblastomas
  24 January 2005

  ganglioneuroblastoma

• necrosis
  9 November 2004

  tissular death

• congenital pulmonary airway malformation
  18 December 2003

  CCAM, CAM, congenital cystic adenomatoid malformations, CPAMs; congenital pulmonary airway malformations; Lung Cystic adenomatoid transformation. Ent. 1897, Nom. 2002
  Digital cases (Digital slides)
  HPC:104 : CPAM type 2
  HPC:370 : Cystic congenital adenomatoid malformation in extrapulmonary sequestration.
  JRC:6291 : Lung cystic adenomatoid transformation.
  JRC:6292 : Lung cystic adenomatoid transformation.
  JRC:6298 : Lung cystic adenomatoid transformation.
  Definition: CPAM is a (...)

• hydatiform mole
  28 April 2004

  molar gestation; hydatiform moles
  Images
  partial hydatiform mole by Ed Euthman
  complete hydatiform mole
  https://twitter.com/luishcruzc/status/738155933801418752
  https://twitter.com/KUSAURAP/status/778827207976230916
  Definition: Hydatiform mole is a gestational trophoblastic disorder.
  Accurate diagnosis and classification of hydatidiform mole (HM) are important because the risk of persistent gestational trophoblastic disease, including choriocarcinoma, is significantly higher (...)

• acute inflammation
  1 June 2004

  Digital cases
  Case 25 (HPC:25) : Acute appendicitis
  Case 94 (HPC:94) : Acute appendicitis
  Case 13 (HPC:13) : Acute synovitis
  Definition: Acute inflammation is a rapid response to an injurious agent that serves to deliver mediators of host defense-leukocytes and plasma proteins-to the site of injury.
  Types - Lesional patterns
  acute inflammation
  congestive inflammation
  cellular acute inflammation
  suppurative inflammation / suppuration
  abcess / abcesses / abcedation (...)

• acute appendicitis
  2 September 2004

  Digital cases
  HPC:25 : acute appendicitis
  HPC:94 : acute appendicitis
  HPC:368 : Granulation tissue after acute appendicitis
  Videos
  Acute appendicitis (by Washington Deceit)
  Peri-appendiceal abscess (by Washington Deceit)
  Laparoscopic appendicectomy
  See also
  appendicectomy (videos)
  References
  Lamps LW. Appendicitis and infections of the appendix. Semin Diagn Pathol. 2004 May;21(2):86-97. PMID: #15807469#
  References
  Minimal added value of further blocks in negative (...)

• colorectal adenocarcinoma
  26 September 2003

  colorectal cancer, colorectal adenocarcinoma, colonic adenocarcinoma, colorectal carcinoma; colonic carcinomas
  Definition: Adenocarcinoma arising in the colon or rectum.
  Colorectal carcinoma is one of the most common cancers and one of the leading causes of cancerrelated death in the United States. Pathologic examination of biopsy, polypectomy and resection specimens is crucial to appropriate patient managemnt, prognosis assessment and family counseling. Molecular testing plays an (...)

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