Tumor

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 (...)

• Wilms tumor
  14 November 2003

  nephroblastoma

• ovarian serous cystadenoma
  2 November 2004

  Synopsis
  benign ovarian cystic tumors
  75% unilateral / 25% bilateral
  smooth glistening cyst wall
  papillary tumors have papillary projections on outer surface or protruding into cystic cavity
  single layer of tall, columnar, ciliated cells resembling normal tubal epithelium;
  stroma contains spindly fibroblasts;
  no atypia
  no architectural complexity
  no invasion
  See also
  ovarian cysts ovariam cystadenomas
  ovarian (...)

• neuroblastoma
  19 July 2003

  neuroblastomas

• thyroid follicular adenoma
  14 December 2005

  Definition: A benign, encapsulated tumour of the thyroid showing evidence of follicular differentiation.
  Images
  Wikimedia : Follicular adenoma
  Digital cases (Digital slides)
  HPC:395 : Thyroid follicular adenoma with papillary epithelial hyperplasia.
  JRC:2612 : Thyroid atypical follicular adenoma, thyroid Spindle cell and follicular neoplasm.
  JRC:14584 : Thyroid follicular adenoma, clear cell type.
  JRC:15430 : Thyroid follicular adenoma (with pseudoclear).
  Follicular adenoma is (...)

• mammary fibroadenoma
  18 January 2005

  breast fibroadenoma, Benign cystosarcoma phyllodes, Cellular fibroadenoma, Cellular adenofibroma, Fetal fibroadenoma, Juvenile adenofibroma; mammary fibroadenoma Webpathology BP
  Images
  Benign phyllodes tumor of the breast, coexisting with fibroadenoma https://twitter.com/KUSAURAP/status/742577555241238529
  Digital slides
  JRC:5213 : Intracanalicular mammary fibroadenoma.
  JRC:5214 : Intracanalicular mammary fibroadenoma.
  JRC:5215 : Giant mammary fibroadenoma.
  JRC:5217 : Giant (...)

• ovarian dermoid cyst
  18 October 2004

  Unitissular mature teratoma

• progressive transformation of germinal centers
  15 December 2003

  PTGC, progressive transformation of germinal center

• osteoblastoma
  11 February 2004

  Digital cases
  HPC:79 : Osteoblastoma
  HPC:147 : Osteoblastoma
  Definition: An osteoblastoma is a rare solitary, benign, osteoid- and bone-forming neoplasm that contains many well-differentiated osteoblasts and osteoclasts, and usually has a vascular stroma.
  Clinical synopsis
  Osteoblastomas predominantly affect young adults and are often painful.
  Swelling and tenderness are usually the symptoms that prompt the patient to seek medical attention.
  "Toxic" cases - A few patients with (...)

• gonadoblastoma
  11 March 2004

  Scully RE, 1953.

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