Scalenus Minimus: Difference between revisions

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== Recent Related Research (from [http://www.ncbi.nlm.nih.gov/pubmed/ Pubmed])  ==
== Recent Related Research (from [http://www.ncbi.nlm.nih.gov/pubmed/ Pubmed])  ==
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<rss>http://www.ncbi.nlm.nih.gov/entrez/eutils/erss.cgi?rss_guid=12KS9FYSUmvgjvtuBg0_9KK4ymOJrqpIQUNQLDOokmdvSsH9jh|charset=UTF-8|short|max=10</rss>  
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== References  ==
== References  ==



Revision as of 06:02, 2 May 2015

Original Editor - Your name will be added here if you created the original content for this page.

Lead Editors - Vanessa Rhule, Kim Jackson, Wendy Walker and Evan Thomas  

Description[edit | edit source]

Part of the Scalene group (with Anterior Scalene, Middle Scalene and Posterior Scalene) of lateral neck muscles,this muscle is absent in a large percentage of the population.
Cadaver studies report finding it on one side in between 7%[1] and 46%[2] of the population.
AKA Albinus Muscle, Sibson Muscle.
Scalenus minimus.jpg

Origin[edit | edit source]

C7

Anterior tubercle of transverse process of 7th cervical vertebra

Insertion[edit | edit source]

1st Rib and suprapleural fascia

Nerve Supply[edit | edit source]

Brachial Plexus C7 & 8

Branches of the ventral rami of cervical spinal nerves 7 & 8

Blood Supply[edit | edit source]

Subclavian artery, suprascapular artery and superficial cervical artery

Action[edit | edit source]

Acting from above, in conjuction with Anterior and Middle Scalene: elevation of 1st rib

Helps raise and tense the dome of the parietal pleura

Function[edit | edit source]

Accessory muscle of inspiration

Resources[edit | edit source]

Recent Related Research (from Pubmed)[edit | edit source]

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References[edit | edit source]

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  1. Am Surg. 2013 Apr;79(4):372-4.fckLRScalenus minimus muscle: overestimated or not? An anatomical study.fckLRNatsis K, Totlis T, Didagelos M, Tsakotos G, Vlassis K, Skandalakis P.
  2. Walter G. Harry, John D.C. Bennett, Somes C. GuhafckLRScalene muscles and the brachial plexus: Anatomical variations and their clinical significancefckLRClinical AnatomyfckLRVolume 10, Issue 4, pages 250–252, 1997