Microscopy

Articles

• micronodular cirrhosis
  7 April 2005

  See also
  Cirrhosis macronodular cirrhosis

• osteochondrodysplasias
  15 June 2004

  skeletal dysplasias, bone dysplasias, genetic disorders of skeletal development

• Spitz nevus
  16 June 2004

  Spindle and epithelioid cell nevus, spitz tumor, spitz’s nevus, spindle cell nevus, juvenile melanoma, benign juvenile melanoma, epitheliod junctional nevus; Spitz tumor WKP PO
  Definition: Spitz nevus is usually a pink papule on the extremities or face of young patients. It has little pigmentation, spindle and epithelioid cells, is usually compound, and may have eosinophilic globules known as Kamino bodies.
  Images
  Spitz nevus: Melanocytes with ample cytoplasm. Note the collagenous (...)

• osteoclasts
  29 October 2003

  Definition: The osteoclast is the cell responsible for bone resorption. It is derived from hematopoietic progenitor cells that also give rise to monocytes and macrophages.
  Information regarding the molecular regulation of osteoclast formation in humans is limited. In mice, a number of transcription factors, including PU.1 and Fos, are essential for developing an osteoclast phenotype.
  The cytokines and growth factors crucial for osteoclast differentiation and maturation in humans include (...)

• juxta-articular synovial cyst
  13 March 2007

  juxta-articular ganglion cyst
  Examples
  popliteal synovial cyst / popliteal cyst
  See also
  synovial cysts

• parosteal osteosarcoma
  6 July 2004

  juxtacortical osteosarcoma

• Agenesis
  14 May 2004

  Definition: Absence of a part of the body caused by an absent anlage (primordium). (see: Aplasia)
  According to the organ involved
  pulmonary agenesis
  renal agenesis
  gonadal agenesis testicular agenesis ovarian agenesis
  bone agenesis radial agenesis
  digital agenesis

• systemic cryptococcosis
  14 March 2007

  Images
  Cryptococcus disseminated to lung, spleen, kidney, thyroid. https://twitter.com/JMGardnerMD/status/866107567046610945
  Definition: Systemic infection by Cryptococcus neoformans.
  See also
  cryptococcosis (Cryptococcus neoformans)

• fungal abcesses
  24 January 2007

  fungal abcess

• Leishmania donovani
  13 June 2006

  See also
  leishmanioses visceral leishmaniosis

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