Mouth - Oral cavity

• oral Herpes infections
  21 August

  buccal Herpes infections PO
  Macroscopy
  mucosal vesicles or mucosal bullae with clear serous fluid
  painful shallow ulcers
  Microscopy
  intracellualr edema and intercellular edema ( acantholysis )
  intranuclear inclusions
  multinucleate polykaryons (giant cells)

• oral focal epithelial hyperplasia
  21 March

  Heck’s disease PO
  Definition: Focal epithelial hyperplasia is a discrete, recurrent papillary lesions on oral mucosa in Native American and Eskimo children, associated with HPV 1, 13, 32.

• oral mucosa
  5 February

  buccal mucosa
  Anomalies (Examples)
  oral mucosal leukoplakia

• proliferative verrucous leukoplakia
  27 December 2017

  Images
  Macroscopy https://twitter.com/drwilgonzalez/status/945777957091663873

• leukoplakia
  27 December 2017

  oral leukoplakia WKP PO
  Definition: Leukoplakia generally refers to a firmly attached white patch on a mucous membrane. It can be associated with an increased risk of cancer when an epithelial dysplasia is associated.
  The edges of the lesion are typically abrupt and the lesion changes with time. Advanced forms may develop red patches. There are generally no other symptoms.
  It usually occurs within the mouth, although sometimes mucosa in other parts of the gastrointestinal tract, (...)

• early oral squamous cell carcinoma
  27 June 2017

  Early Oral SCC
  Intraoperative Margin Assessment
  The surgical method of margin sampling affects local control, pathologists’ approach to margin sampling, and clarity of pathology reports.
  Studies have shown that exclusive reliance on tumor bed margins is associated with worse local control and should be avoided.
  En bloc resections and margins obtained from the resection specimen remain the “gold standard.”
  Successful surgical treatment of early carcinomas of the oral cavity relies on close (...)

• irritation fibroma
  16 May 2017

  Images
  Irritation fibroma https://twitter.com/Helena_Path/status/864494000186822656

• oral pyoderma gangrenosum
  21 March 2017

  Pyoderma gangrenosum (PG) is a distinctive ulcerative skin disorder of unknown etiology, associated with an underlying systemic disease in up to 70% of cases.
  The condition is characterized by the appearance of one or more necrotic ulcers with a ragged undermined violaceous border and surrounding erythema. Lesions are often initiated by minor trauma.
  The condition can affect any anatomical site, however the head and neck are rarely involved.
  Although the oral cavity is subject to (...)

• ameloblastic tumors
  13 March 2017

  Types
  ameloblastoma
  ameloblastic fibroma
  ameloblastic fibrosarcoma
  See also
  tumors of the jaws / maxilla / mandible

• adenomatoid odontogenic tumor
  28 February 2017

  Images
  Adenomatoid odontogenic tumor https://twitter.com/chioseasi/status/836584192871911424 https://twitter.com/bunn_belinda/status/873385586941407232
  See also
  odontogenic tumors
  odontogenic cysts

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