{"id":27810,"date":"2022-07-15T07:35:33","date_gmt":"2022-07-15T11:35:33","guid":{"rendered":"http:\/\/osteomag.ca\/ulnar-nerve-entrapment-at-the-wrist\/"},"modified":"2024-03-06T09:05:12","modified_gmt":"2024-03-06T14:05:12","slug":"ulnar-nerve-entrapment-at-the-wrist","status":"publish","type":"post","link":"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/","title":{"rendered":"Ulnar tunnel syndrome"},"content":{"rendered":"\n<p class=\"has-white-color has-vivid-cyan-blue-background-color has-text-color has-background\">The ulnar nerve runs through Guyon&#8217;s canal at the wrist and will be compromised if there is a lesion occupying Guyon&#8217;s canal, such as a lipoma, ganglion, ulnar artery aneurysm or muscle abnormality. Repeated trauma, such as jackhammering or handlebar pressure in cyclists, can also cause ulnar neuropathy in the wrist.&#13;\n<\/p>\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"442\" height=\"245\" src=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Canal-de-Guyon.jpg\" alt=\"\" class=\"wp-image-31391\" srcset=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Canal-de-Guyon.jpg 442w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Canal-de-Guyon-80x44.jpg 80w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Canal-de-Guyon-150x83.jpg 150w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Canal-de-Guyon-300x166.jpg 300w\" sizes=\"(max-width: 442px) 100vw, 442px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #000000;color:#000000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #000000;color:#000000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#Injury_to_the_distal_ulnar_nerve_can_occur_through\" >Injury to the distal ulnar nerve can occur through<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#Two_carpal_bones_are_important_in_relation_to_the_ulnar_nerve_at_the_wrist\" >Two carpal bones are important in relation to the ulnar nerve at the wrist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#What_are_the_causes_of_Guyons_canal_syndrome\" >What are the causes of Guyon&#8217;s canal syndrome?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#What_are_the_symptoms_of_Guyons_canal_syndrome\" >What are the symptoms of Guyon&#8217;s canal syndrome?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#Differential_diagnosis\" >Differential diagnosis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#Therapeutic_approach\" >Therapeutic approach<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/osteomag.ca\/en\/ulnar-nerve-entrapment-at-the-wrist\/#Reference\" >R\u00e9f\u00e9rence<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Injury_to_the_distal_ulnar_nerve_can_occur_through\"><\/span>Injury to the distal ulnar nerve can occur through<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Compression<\/li><li>Inflammation<\/li><li>Trauma<\/li><li>Vascular insufficiency [5][6][7]<\/li><\/ul><\/div><\/div>\n<\/div><\/div>\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Two_carpal_bones_are_important_in_relation_to_the_ulnar_nerve_at_the_wrist\"><\/span>Two carpal bones are important in relation to the ulnar nerve at the wrist<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<ul class=\"wp-block-list\"><li>Pisiforme<\/li><li>Hamatum<\/li><\/ul>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"314\" height=\"197\" src=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Guyon-canal-fr-1.jpg\" alt=\"\" class=\"wp-image-31829\" srcset=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Guyon-canal-fr-1.jpg 314w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Guyon-canal-fr-1-80x50.jpg 80w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Guyon-canal-fr-1-150x94.jpg 150w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/09\/Guyon-canal-fr-1-300x188.jpg 300w\" sizes=\"(max-width: 314px) 100vw, 314px\" \/><\/figure>\n<h2 class=\"wp-block-heading\" id=\"h-quelles-sont-les-causes-du-syndrome-du-canal-de-guyon\"><span class=\"ez-toc-section\" id=\"What_are_the_causes_of_Guyons_canal_syndrome\"><\/span>What are the causes of Guyon&#8217;s canal syndrome?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<ul class=\"wp-block-list\"><li>Palmar ganglion cyst<\/li><li>Fracture of the hamate hook<\/li><li>Hypertrophy of the palmar muscle<\/li><li>Fracture or dislocation of the pisiform<\/li><li>Tumors (lipoma)<\/li><li>Repetitive strain injuries (e.g. external compression of a cyclist&#8217;s handlebars)<\/li><li>Aberrant muscle (e.g. abductor digiti minimi) or excess fatty tissue in the canal<\/li><li>Ulnar artery thrombosis or aneurysm (e.g., hypothenar hammer syndrome)<\/li><\/ul>\n<h2 class=\"wp-block-heading\" id=\"h-quelles-sont-les-symptomes-du-syndrome-du-canal-de-guyon\"><span class=\"ez-toc-section\" id=\"What_are_the_symptoms_of_Guyons_canal_syndrome\"><\/span>What are the symptoms of Guyon&#8217;s canal syndrome?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p>Symptoms generally start with a numbing sensation in the ring and little fingers, usually early in the morning when the patient wakes up. They may progress to a shooting pain in the wrist and hand, which is followed by a reduction in sensation in the ring and little fingers.&#13;\n<\/p>\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"276\" height=\"183\" src=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/07\/guyon.jpg\" alt=\"\" class=\"wp-image-27777\" srcset=\"https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/07\/guyon.jpg 276w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/07\/guyon-80x53.jpg 80w, https:\/\/osteomag.ca\/wp-content\/uploads\/2022\/07\/guyon-150x99.jpg 150w\" sizes=\"(max-width: 276px) 100vw, 276px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\" id=\"h-diagnostique-differentiel\"><span class=\"ez-toc-section\" id=\"Differential_diagnosis\"><\/span>Differential diagnosis<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Carpal tunnel syndrome (paresthesia in thumb, index, long and ring fingers)<\/li><li>Cervical radiculopathy (C7-C8)<\/li><li>Peripheral neuropathy<\/li><li>Thoracic outlet syndrome<\/li><li>Ulnar compression at the elbow<\/li><li>Wrist arthritis<\/li><li>Alcohol-related neuropathy<\/li><li>Amyotrophic lateral sclerosis<\/li><li>Brachial plexus abnormalities<\/li><li>Cervical disc disease<\/li><li>Cervical spondylosis<\/li><li>\u00c9picondylitis<\/li><li>Pancoastal tumor<\/li><li>Traumatic injuries of peripheral nerves<\/li><\/ul><\/div><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"h-approche-therapeuthique\"><span class=\"ez-toc-section\" id=\"Therapeutic_approach\"><\/span>Therapeutic approach<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<ul class=\"wp-block-list\"><li>Eliminate causes of nerve compression<\/li><li>Reduce or stop activities that aggravate symptoms<\/li><\/ul>\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Reference\"><\/span>R\u00e9f\u00e9rence<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li>Ramage JL, Varacallo M.\u00a0StatPearls [Internet].\u00a0StatPearls Publishing; Treasure Island (FL): Aug 11, 2021. Anatomy, Shoulder and Upper Limb, Hand\u00a0Guyon\u00a0Canal. [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/30521235\">PubMed<\/a>]<\/li><li>Strohl AB, Zelouf DS. Ulnar Tunnel Syndrome, Radial Tunnel Syndrome, Anterior Interosseous Nerve Syndrome, and Pronator Syndrome.\u00a0Instr Course Lect.\u00a02017 Feb 15;66:153-162.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/28594495\">PubMed<\/a>]<\/li><li>Jim\u00e9nez I, Manguila F, Dury M. Hypothenar hammer syndrome. A case report.\u00a0Rev Esp Cir Ortop Traumatol.\u00a02017 Sep &#8211; Oct;61(5):354-358.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/27843038\">PubMed<\/a>]<\/li><li>Hu SY, Choi JG, Son BC. Type III\u00a0Guyon\u00a0Syndrome in &#8216;B Boy&#8217; Break-Dancer: A Case Report.\u00a0Korean J Neurotrauma.\u00a02015 Oct;11(2):183-6.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4847497\/\">PMC free article<\/a>] [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/27169091\">PubMed<\/a>]<\/li><li>Depukat P, Mizia E, Kuniewicz M, Bonczar T, Mazur M, Pe\u0142ka P, Mr\u00f3z I, Lipski M, Tomaszewski K. Syndrome of canal of\u00a0<strong>Guyon<\/strong>\u00a0&#8211; definition, diagnosis, treatment and complication.\u00a0Folia Med Cracov.\u00a02015;55(1):17-23.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/26774628\">PubMed<\/a>]<\/li><li>Brown CK, Stainsby B, Sovak G.\u00a0<strong>Guyon<\/strong>\u00a0Canal Syndrome: lack of management in a case of unresolved handlebar palsy.\u00a0J Can Chiropr Assoc.\u00a02014 Dec;58(4):413-20.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4262815\/\">PMC free article<\/a>] [<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/25550666\">PubMed<\/a>]<\/li><li>Hui-Chou HG, McClinton MA. Current options for treatment of hypothenar hammer syndrome.\u00a0Hand Clin.\u00a02015 Feb;31(1):53-62.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/25455356\">PubMed<\/a>]<\/li><li>Chen SH, Tsai TM. Ulnar tunnel syndrome.\u00a0J Hand Surg Am.\u00a02014 Mar;39(3):571-9.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/24559635\">PubMed<\/a>]<\/li><li>Andreisek G, Crook DW, Burg D, Marincek B, Weishaupt D. Peripheral neuropathies of the median, radial, and ulnar nerves: MR imaging features.\u00a0Radiographics.\u00a02006 Sep-Oct;26(5):1267-87.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/16973765\">PubMed<\/a>]<\/li><li>van Tulder M, Malmivaara A, Koes B. Repetitive strain injury.\u00a0Lancet.\u00a02007 May 26;369(9575):1815-1822.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/17531890\">PubMed<\/a>]<\/li><li>Kaiser R, Hou\u0161\u0165ava L, Brzezny R, Haninec P. [The results of ulnar nerve decompression in\u00a0Guyon&#8217;s canal syndrome].\u00a0Acta Chir Orthop Traumatol Cech.\u00a02012;79(3):243-8.\u00a0[<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/22840956\">PubMed<\/a>]<\/li><\/ol>\n\n\n<p>Credit in part: Dmitri Aleksenko;\u00a0Matthew Varacallo.<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>The ulnar nerve passes through the Guyon&#8217;s canal at the wrist and will be compressed if there is a space occupying lesion in the Guyon&#8217;s canal, such as a lipoma, ganglion, ulnar artery aneurysm or muscle abnormality. Repetitive trauma, such as jackhammer use or handlebar pressure in cyclists, can also cause ulnar neuropathy in the wrist.<\/p>\n","protected":false},"author":1,"featured_media":27779,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","iawp_total_views":7,"footnotes":""},"categories":[568,245,246],"tags":[],"class_list":{"0":"post-27810","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nerve-compression","8":"category-nervous","9":"category-wrist"},"_links":{"self":[{"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/posts\/27810","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/comments?post=27810"}],"version-history":[{"count":0,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/posts\/27810\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/media\/27779"}],"wp:attachment":[{"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/media?parent=27810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/categories?post=27810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/osteomag.ca\/en\/wp-json\/wp\/v2\/tags?post=27810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}