Woodruff's plexus was discovered by George H. Woodruff in 1949. The plexus is located below the posterior end of the inferior concha, on the lateral wall of the nasal cavity.[1][2][3] He described it as the naso-nasopharyngeal plexus.[1]

Structure

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Woodruff's plexus is located on the lateral wall of the nasal cavity below the posterior end of the inferior nasal concha (turbinate).[3] The plexus contains both arteries and veins which lie in a thin mucosa.[4] The major arteries supplying the plexus are the sphenopalatine artery and ascending pharyngeal artery.[5] The internal maxillary vein is also within the plexus.

Clinical significance

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Bleeding

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A nosebleed (epistaxis) usually occurs in the anterior part of the nose from an area known as Kiesselbach's plexus which consists of arteries. Woodruff's plexus is a venous plexus in the posterior part and a nosebleed here accounts for only between 5 and 10 per cent of nosebleeds. Older adults are most often affected.[6]

Risk factors for nosebleed in Woodruff's plexus
Local Systemic

[7]

Treatment

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Posterior nasal packing is needed for posterior epistaxis.

References

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  1. ^ a b Woodruff, GH (November 1949). "Cardiovascular epistaxis and the naso-nasopharyngeal plexus". The Laryngoscope. 59 (11): 1238โ€“47. doi:10.1288/00005537-194911000-00003. PMIDย 15394264. S2CIDย 43177792.
  2. ^ Gleeson, Michael, ed. (2008). Scott-Brown's otolaryngology, head and neck surgery (7thย ed.). London: Hodder Arnold. ISBNย 978-0340808931.
  3. ^ a b "Woodruff plexus". radiopaedia.org. Retrieved 18 July 2019.
  4. ^ Chiu, TW; Shaw-Dunn, J; McGarry, GW (October 2008). "Woodruff's plexus". The Journal of Laryngology and Otology. 122 (10): 1074โ€“7. doi:10.1017/S002221510800176X. PMIDย 18289456. S2CIDย 2866097.
  5. ^ "Epistaxis | Iowa Head and Neck Protocols". medicine.uiowa.edu. Retrieved 2025-02-06.
  6. ^ Seiden, Allen M., ed. (2002). Otolaryngologyย : the essentials (1stย ed.). New York [u.a.]: Thieme. ISBNย 9780865778542.
  7. ^ Corry J. Kucik; Timothy Clenney (January 15, 2005). "Management of Epistaxis". American Family Physician. 71 (2). American Academy of Family Physicians: 305โ€“311. PMIDย 15686301. Archived from the original on 29 August 2008. Retrieved 18 July 2019.

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