Difference between revisions of "Cystic tumour of the atrioventricular nodal region"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Cystic tumour of the atrioventricular nodal region - very low mag.jpg
| Width      =
| Caption    = Cystic tumour of the atrioventricular nodal region. [[H&E stain]].
| Synonyms  =
| Micro      = cystic spaces lined single layer of epithelial cells, +/-focal mononuclear inflammation, +/-[[psammoma bodies]]
| Subtypes  =
| LMDDx      =
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      = cystic tumour in region of [[AV node]]
| Grossing  = see ''[[Heart#Conducting_system|conducting system of heart]]''
| Staging    =
| Site      = [[heart]] - see ''[[cardiac tumour]]''
| Assdx      =
| Syndromes  =
| Clinicalhx = [[sudden cardiac death]]
| Signs      =
| Symptoms  =
| Prevalence = very rare
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = good if caught in time
| Other      =
| ClinDDx    =
| Tx        = excision
}}
'''Cystic tumour of the atrioventricular nodal region''', abbreviated '''CTAVNR''', is a rare cardiac tumour that can lead to [[sudden cardiac death]].
'''Cystic tumour of the atrioventricular nodal region''', abbreviated '''CTAVNR''', is a rare cardiac tumour that can lead to [[sudden cardiac death]].


Revision as of 16:19, 14 July 2016

Cystic tumour of the atrioventricular nodal region
Diagnosis in short

Cystic tumour of the atrioventricular nodal region. H&E stain.
LM cystic spaces lined single layer of epithelial cells, +/-focal mononuclear inflammation, +/-psammoma bodies
Gross cystic tumour in region of AV node
Grossing notes see conducting system of heart
Site heart - see cardiac tumour
Clinical history sudden cardiac death
Prevalence very rare
Prognosis good if caught in time
Treatment excision

Cystic tumour of the atrioventricular nodal region, abbreviated CTAVNR, is a rare cardiac tumour that can lead to sudden cardiac death.

General

Gross

  • "Bump" in the triangle of Koch.
  • Cystic spaces.

Microscopic

Features:[2]

  • Cystic spaces lined single layer of epithelial cells.
  • +/-Focal mononuclear inflammation.
  • +/-Psammoma bodies.

Images

  • CTAVNR - very low mag. (WC)

  • CTAVNR - high mag. (WC)

IHC

  • CEA +ve.
  • EMA +ve.

See also

References

  1. ↑ Kaminishi, Y.; Watanabe, Y.; Nakata, H.; Shimokama, T.; Jikuya, T. (Jan 2002). "Cystic tumor of the atrioventricular nodal region.". Jpn J Thorac Cardiovasc Surg 50 (1): 37-9. PMID 11855098.
  2. ↑ 2.0 2.1 Paniagua, JR.; Sadaba, JR.; Davidson, LA.; Munsch, CM. (Apr 2000). "Cystic tumour of the atrioventricular nodal region: report of a case successfully treated with surgery.". Heart 83 (4): E6. PMID 10722558.
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