Macroscopy

Articles

• 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 (...)

• post-axial polydactyly
  2 November 2004

  postaxial polydactyly

• testicular torsion
  21 June 2005

  testis torsion

• distal arthrogryposis
  22 September 2003

  Distal arthrogryposes are characterized by multiple congenital contractures of the hands/wrists and feet/ankles.
  Classification
  DA1: distal arthrogryposis type 1 (MIM.108120)
  DA2A: distal arthrogryposis type 2A (MIM.193700)
  DA2B: distal arthrogryposis type 2B (ch. 11) (MIM.601680)
  DA2C: distal arthrogryposis type 2C
  DA2D: distal arthrogryposis type 2D
  DA3: distal arthrogryposis type 3 (Gordon syndrome) (MIM.114300) (camptodactyly, cleft palate and club-foot)
  DA4: distal (...)

• Peutz-Jeghers polyps
  14 February 2005

  Localization (by frequency)
  intestinal Peutz-Jeghers polyp jejunal Peutz-Jeghers polyp ileal Peutz-Jeghers polyp duodenal Peutz-Jeghers polyp
  colonic Peutz-Jeghers polyp
  gastric Peutz-Jeghers polyp
  Synopsis
  arborizing architecture (tree-like architecture)
  prominent branching of thick smooth muscle bundles admixed with collagen in polyp lamina propria
  epithelium mitotically active
  enterocytes (absorptive cells), goblet cells, argentaffin cells, Paneth (...)

• necrosis
  9 November 2004

  tissular death

• placenta circumvallata
  3 December 2004

  placenta circumvallate

• 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 (...)

• liver in Hodgkin lymphoma
  27 December 2006

  liver in classic Hodgkin lymphoma

• osteogenesis imperfecta
  26 May 2004

  Autosomal dominant disease.
  Synopsis
  systemic anomalies
  perinatal death
  premature birth
  nonimmune hydrops
  low birth weight
  ocular anomalies
  blue sclerae
  craniofacial anomalies
  beaked nose
  large fontanelles
  platyspondyly
  skeletal anomalies
  short limb dwarfism
  beaded ribs
  numerous multiple fractures present at birth
  soft calvaria
  absent calvarial mineralization
  hips usually flexed and abducted (frog-leg position)
  flattened acetabulae and iliac wings (...)

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