{"id":2480,"date":"2009-03-23T14:35:00","date_gmt":"2009-03-23T14:35:00","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/neuromrc\/"},"modified":"2025-05-14T19:09:29","modified_gmt":"2025-05-14T19:09:29","slug":"neuromrc","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/neuromrc\/","title":{"rendered":"Medical Research Council (MRC) Scale for Muscle Strength"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>The muscle scale grades muscle power on a scale of 0 to 5 in relation to the maximum expected for that muscle.<\/p>\n<p><!--more--><br \/>\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-0127150553352455\" data-ad-slot=\"7834404329\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><br \/>\nThe patient&#8217;s effort is graded on a scale of 0-5:<\/p>\n<ul>\n<li>Grade 5: Muscle contracts normally against full resistance.<\/li>\n<li>Grade 4: Muscle strength is reduced but muscle contraction can still move joint against resistance.<\/li>\n<li>Grade 3: Muscle strength is further reduced such that the joint can be moved only against gravity with the examiner&#8217;s resistance completely removed. As an example, the elbow can be moved from full extension to full flexion starting with the arm hanging down at the side.<\/li>\n<li>Grade 2: Muscle can move only if the resistance of gravity is removed. As an example, the elbow can be fully flexed only if the arm is maintained in a horizontal plane.<\/li>\n<li>Grade 1: Only a trace or flicker of movement is seen or felt in the muscle or fasciculations are observed in the muscle.<\/li>\n<li>Grade 0: No movement is observed.<\/li>\n<\/ul>\n<p><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-0127150553352455\" data-ad-slot=\"7834404329\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><br \/>\nClinical grading scale employed for functional assessments<\/p>\n<ul>\n<li>Grade 0: normal.<\/li>\n<li>Grade 1: no disability; minor sensory signs or areflexia.<\/li>\n<li>Grade 2: mild disability; ambulatory for &gt;200 m; mild weakness in one or more limbs and sensory impairment.<\/li>\n<li>Grade 3: moderate disability; ambulatory for &gt;50 m without stick; moderate weakness MRC Grade 4 and sensory impairment.<\/li>\n<li>Grade 4: severe disability; able to walk &gt;10 m with support of stick; motor weakness MRC Grade 4 and sensory impairment.<\/li>\n<li>Grade 5: requires support to walk 5 m; marked motor and sensory signs.<\/li>\n<li>Grade 6: cannot walk 5 m, able to stand unsupported and able to transfer to wheelchair, able to feed independently.<\/li>\n<li>Grade 7: bedridden, severe quadriparesis; maximum strength MRC grade 3.<\/li>\n<li>Grade 8: respirator and\/or severe quadriparesis; maximum strength MRC grade 2.<\/li>\n<li>Grade 9: respirator and quadriplegia.<\/li>\n<li>Grade 10: dead.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/medicalcriteria.com\/web\/mmrc\/\" target=\"_blank\" rel=\"noopener noreferrer\">Modified Medical Research Council (mMRC) Dyspnea Scale<\/a><\/p>\n<p><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-0127150553352455\" data-ad-slot=\"7834404329\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/p>\n<p><strong>References:<\/strong><\/p>\n<ol>\n<li>Medical Research Council. Aids to the examination of the peripheral nervous system, Memorandum no. 45, Her Majesty&#8217;s Stationery Office, London, 1981.<\/li>\n<li>Hahn AF, Bolton CF, Pillay N, et al. Plasma exchange therapy in chronic inflammatory demyelinating polyneuropathy. A double-blind, sham controlled, cross-over study. Brain 1996;119:1055\u201366. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/8813270\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Paternostro-Sluga T, Grim-Stieger M, Posch M, Schuhfried O, Vacariu G, Mittermaier C, Bittner C, Fialka-Moser V. Reliability and validity of the Medical Research Council (MRC) scale and a modified scale for testing muscle strength in patients with radial palsy. J Rehabil Med. 2008 Aug;40(8):665-71. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/19020701\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: Mar 23, 2009.<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[2],"tags":[1461,15,452,1460,1459,1458,1457,1456,1300,1455,457,1454,269],"class_list":["post-2480","post","type-post","status-publish","format-standard","hentry","category-neurology","tag-council","tag-criterios","tag-escala","tag-fuerza","tag-medical","tag-mrc","tag-muscle","tag-muscular","tag-neurology","tag-research","tag-scale","tag-strength","tag-testing"],"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2480","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/comments?post=2480"}],"version-history":[{"count":5,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2480\/revisions"}],"predecessor-version":[{"id":8783,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2480\/revisions\/8783"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=2480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=2480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=2480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}