Difference between revisions of "Cribriform adenocarcinoma of the minor salivary gland"

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DDx:
DDx:
*[[Polymorphous low grade adenocarcinoma]].
*[[Polymorphous low grade adenocarcinoma]] - morphology more varied.
*[[Papillary thyroid carcinoma]].
*[[Papillary thyroid carcinoma]].


Revision as of 20:01, 18 March 2015

Cribriform adenocarcinoma of the minor salivary gland, abbreviated CAMSG, is a rare malignancy of the salivary gland, typically of the tongue.[1]

It is also known as cribriform adenocarcioma of the tongue, abbreviated CAT.

General

  • Rare.
  • Typically tongue - first described there.[2]
  • Good prognosis[1] - on limited data.

Microscopic

Features:

  • Typically covered by an intact squamous epithelium.[1]
  • Growth patterns - cribriform and solid.
  • Cytology similar to papillary thyroid carcinoma.[1]
    • Irregular (raisin-like) nuclear membranes.
    • Nuclear overlap.

DDx:

Images

www:

IHC

Features:[1]

  • AE1/AE3 +ve (12/12 cases).
  • CAM5.2 +ve (12/12 cases).
  • CK7 +ve (12/12 cases).
  • CK8 +ve (12/12 cases).
  • CK18 +ve (12/12 cases).
  • S-100 +ve (12/12 cases).
  • Vimentin +ve (12/12 cases).
  • CD117 -ve/+ve (5+ve/12 cases).

See also

Referencess

  1. ↑ 1.0 1.1 1.2 1.3 1.4 Skalova, A.; Sima, R.; Kaspirkova-Nemcova, J.; Simpson, RH.; Elmberger, G.; Leivo, I.; Di Palma, S.; Jirasek, T. et al. (Aug 2011). "Cribriform adenocarcinoma of minor salivary gland origin principally affecting the tongue: characterization of new entity.". Am J Surg Pathol 35 (8): 1168-76. doi:10.1097/PAS.0b013e31821e1f54. PMID 21716087.
  2. ↑ Michal, M.; Skálová, A.; Simpson, RH.; Raslan, WF.; Curík, R.; Leivo, I.; Mukensnábl, P. (Dec 1999). "Cribriform adenocarcinoma of the tongue: a hitherto unrecognized type of adenocarcinoma characteristically occurring in the tongue.". Histopathology 35 (6): 495-501. PMID 10583573.
  3. ↑ 3.0 3.1 Michal, M.; Kacerovska, D.; Kazakov, DV. (Jul 2013). "Cribriform adenocarcinoma of the tongue and minor salivary glands: a review.". Head Neck Pathol 7 Suppl 1: S3-11. doi:10.1007/s12105-013-0457-9. PMID 23821209.
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