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 (...)

• testicular torsion
  21 June 2005

  testis torsion

• malignant peripheral nerve sheath tumor
  15 December 2003

  MPNST, malignant schwannoma PO
  Definition: Malignant tumor arising from peripheral nervous tissue or showing nerve sheath differenciation.
  Digital cases
  JRC:8437 : Malignant peripheral nerve sheath tumor.
  JRC:8443 : Malignant peripheral nerve sheath tumor (sciatic nerve).
  JRC:8447 : Malignant peripheral nerve sheath tumor.
  JRC:8450 : Malignant peripheral nerve sheath tumor.
  JRC:8824 : Malignant peripheral nerve sheath tumor (oral cavity).
  JRC:7954 : Malignant peripheral (...)

• thymic seminoma
  6 June 2006

  See also
  germinal tumors seminoma
  thymic tumors thymic germinal tumors
  mediastinal tumors mediastinal germinal tumors mediastinal seminoma

• liver allograft ischemic necrosis
  15 December 2005

  See also
  liver allograft
  hepatic necrosis
  hepatic ischemic necrosis

• corpus luteum
  17 November 2004

  corpora lutea (corpus luteum)
  Definition: Corpus luteum is 1 to 2 cm, round yellow, lobulated structure with cystic center. It has luteinized granulosa and theca cells.
  In pregnancy, coprus luteum is larger, bright yellow with prominent central cavity, hyaline droplets and calcification. Progesterone from the corpus luteum maintains the uterus for implantation.
  The corpus luteum secretes progesterone which induces a secretory endometrium. It normally regresses in 14 days unless it is (...)

• 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 (...)

• Crohn colitis
  17 March 2004

  colonic Crohn disease

• vulvar cysts
  21 March 2006

  Exemples
  vulvar mullerian cyst (vulvar paramesonephric cyst ) vulvar paramesonephric mucinous cyst
  vulvar mucous cyst
  vulvar epithelial inclusion cyst ( vulvar keratinous cyst / vulvar epidermal cyst )
  Bartholin gland cyst
  vulvar trichilemmal cyst
  vulvar ciliated cyst
  Differential diagnosis
  cystic cutaneous tumors
  infected, pus draining lesions folliculitis Fox-Fordyce disease hidradenitis suppurativa granuloma inguinale lymphogranuloma venereum
  See (...)

• infantile hemangioma
  11 March 2004

  juvenile hemangioma, cellular hemangioma of infancy, common hemangioma of infancy; GLUT1+ infantile hemangioma
  Digital Cases (Digital slides)
  HPC/106 : GLUT1+ infantile hemangioma
  HPC:186 : GLUT1+ infantile hemangioma
  HPC:385 : GLUT1+ infantile hemangioma
  Clinical synopsis
  The typical infantile hemangioma appears postnataly, grows quickly, and regresses gradually in the first few years of life. Approximately one third of IH are present at birth.
  Infantile hemangiomas progress (...)

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