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'''Anterior-[[epistaxis]]''':
'''Anterior [[epistaxis]]''':


* Anterior epistaxis is more common, and source of this bleeding is usually [[Kiesselbach's plexus]].
* Anterior epistaxis is more common, and source of this bleeding is usually [[Kiesselbach's plexus]].<ref name="pmid29345234">{{cite journal| author=Beck R, Sorge M, Schneider A, Dietz A| title=Current Approaches to Epistaxis Treatment in Primary and Secondary Care. | journal=Dtsch Arztebl Int | year= 2018 | volume= 115 | issue= 1-02 | pages= 12-22 | pmid=29345234 | doi=10.3238/arztebl.2018.0012 | pmc=5778404 | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=29345234  }} </ref>
* Anterior epistaxis is easier to control with nasal compression, nasal packing and cautery.
* Anterior epistaxis is easier to control with nasal compression, nasal packing and cautery.


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* Posterior [[bleeding]] is less common and harder to stop, and source of this [[bleeding]] is usually Woodruff's [[plexus]].
* Posterior [[bleeding]] is less common and harder to stop, and source of this [[bleeding]] is usually Woodruff's [[plexus]].
* Woodruff's plexus is formed by vessels that are branches of the external carotid artery, thus, when it bleeds, it is usually much more severe than bleeding from Kiesselbach plexus' bleeding.<ref name="pmid29345234">{{cite journal| author=Beck R, Sorge M, Schneider A, Dietz A| title=Current Approaches to Epistaxis Treatment in Primary and Secondary Care. | journal=Dtsch Arztebl Int | year= 2018 | volume= 115 | issue= 1-02 | pages= 12-22 | pmid=29345234 | doi=10.3238/arztebl.2018.0012 | pmc=5778404 | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=29345234  }} </ref>
* Bleeding from this plexus may cause [[aspiration]] and show [[bleeding]] with [[coughing]] and [[hemoptysis]].
* Bleeding from this plexus may cause [[aspiration]] and show [[bleeding]] with [[coughing]] and [[hemoptysis]].
* Posterior [[rhinoscopy]] is needed to find source of [[bleeding]].
* This type of bleeding is more common in patients taking [[anticoagulants]] or [[hypertension]].<ref name="pmid28613768">{{cite journal| author=| title=StatPearls | journal= | year= 2020 | volume=  | issue=  | pages=  | pmid=28613768 | doi= | pmc= | url= }} </ref>
* Posterior [[nasal packing]] and [[cautery]] are usual procedures to stop posterior nasal [[bleeding]].
 
===Classification according to time===
 
* Acute epistaxis
As the name implies, it is a "de novo" bleeding.
 
* Chronic epistaxis
It is characterized by intermittent bleeding, that persists through a period of time.
 
==Classification according to etiology==
 
*Primary
It is classified as primary if the source of the bleeding isn't known.
 
* Secondary
It is classified as secondary if the bleeding is caused by another disease process (trauma, anticoagulants, arterial malformation).


==References==
==References==

Revision as of 21:26, 29 October 2020

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1],Associate Editor(s)-in-Chief: Amir Behzad Bagheri, M.D.

Overview

Epistaxis may be classified according to the anatomical origin of the bleeding into 2 groups: anterior and posterior. It can also be further classified into primary (if idiopathic) or secondary (if there is a known cause) and acute or chronic.

Classification

Classification according to anatomical source

Epistaxis can be classified into anterior and posterior based upon the anatomical source of bleeding[1]


Anterior epistaxis:

  • Anterior epistaxis is more common, and source of this bleeding is usually Kiesselbach's plexus.[2]
  • Anterior epistaxis is easier to control with nasal compression, nasal packing and cautery.

Posterior-epistaxis:

  • Posterior bleeding is less common and harder to stop, and source of this bleeding is usually Woodruff's plexus.
  • Woodruff's plexus is formed by vessels that are branches of the external carotid artery, thus, when it bleeds, it is usually much more severe than bleeding from Kiesselbach plexus' bleeding.[2]
  • Bleeding from this plexus may cause aspiration and show bleeding with coughing and hemoptysis.
  • This type of bleeding is more common in patients taking anticoagulants or hypertension.[3]

Classification according to time

  • Acute epistaxis

As the name implies, it is a "de novo" bleeding.

  • Chronic epistaxis

It is characterized by intermittent bleeding, that persists through a period of time.

Classification according to etiology

  • Primary

It is classified as primary if the source of the bleeding isn't known.

  • Secondary

It is classified as secondary if the bleeding is caused by another disease process (trauma, anticoagulants, arterial malformation).

References

  1. Krulewitz, Neil Alexander; Fix, Megan Leigh (2019). "Epistaxis". Emergency Medicine Clinics of North America. 37 (1): 29–39. doi:10.1016/j.emc.2018.09.005. ISSN 0733-8627.
  2. 2.0 2.1 Beck R, Sorge M, Schneider A, Dietz A (2018). "Current Approaches to Epistaxis Treatment in Primary and Secondary Care". Dtsch Arztebl Int. 115 (1–02): 12–22. doi:10.3238/arztebl.2018.0012. PMC 5778404. PMID 29345234.
  3. "StatPearls". 2020. PMID 28613768.

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