{"id":115,"date":"2026-04-05T23:47:08","date_gmt":"2026-04-05T21:47:08","guid":{"rendered":"https:\/\/me-cfs.se\/info\/?page_id=115"},"modified":"2026-04-05T23:47:39","modified_gmt":"2026-04-05T21:47:39","slug":"differentialdiagnoser-och-samsjuklighet","status":"publish","type":"page","link":"https:\/\/me-cfs.se\/info\/myalgisk-encefalomyelit\/differentialdiagnoser-och-samsjuklighet\/","title":{"rendered":"Differentialdiagnoser och samsjuklighet"},"content":{"rendered":"\n<p>Patienter som misst\u00e4nks ha ME skall utredas med avseende andra sjukdomar eftersom: andra sjukdomar skall uteslutas f\u00f6r att s\u00e4tta diagnosen (en del av de som f\u00e5tt en ME-diagnos har senare visat sig ha en annan, behandlingsbar sjukdom) och behandlingsbara sjukdomar kan f\u00f6rekomma parallellt med ME.<sup>11, 12<\/sup><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exempel p\u00e5 diagnoser att utreda<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>astma<\/li>\n\n\n\n<li>B12-brist<\/li>\n\n\n\n<li>cancer<\/li>\n\n\n\n<li>celaki = glutenintolerans<\/li>\n\n\n\n<li>cervikal spinal stenos (cervical spinal stenosis)<sup>15<\/sup><\/li>\n\n\n\n<li>Chiari missbildning (Chiari malformation)<\/li>\n\n\n\n<li>craniocervical instability (fritt \u00f6versatt: hals-kranium-instabilitet)<\/li>\n\n\n\n<li>diabetes mellitus<\/li>\n\n\n\n<li>Ehlers-Danlos syndrom (EDS)<\/li>\n\n\n\n<li>el\u00f6verk\u00e4nslighet<\/li>\n\n\n\n<li>Fabrys sjukdom (Fabry disease)<\/li>\n\n\n\n<li>fibromyalgi<\/li>\n\n\n\n<li>hemokromatos\u00a0(haemochromatosis)<\/li>\n\n\n\n<li>irriterad tjocktarm = colon irritabile = IBS (irritable bowel syndrome)<\/li>\n\n\n\n<li>j\u00e4rnbrist = anemi<\/li>\n\n\n\n<li>j\u00e4rn\u00f6verbelastningssyndrom (iron overload syndrome)<\/li>\n\n\n\n<li>Kleine-Levins syndrom &#8211; en periodisk hypersomni som oftast drabbar unga<\/li>\n\n\n\n<li>kronisk obstruktiv lungsjukdom (KOL)<\/li>\n\n\n\n<li>makrofagisk myofasceit (macrophagic myofasciitis)<\/li>\n\n\n\n<li>mastocytos (mastocytosis), mast cell activation disorder\/syndrome<\/li>\n\n\n\n<li>mitokondriell sjukdom, t.ex. Kearns-Sayres syndrom (KSS), MELAS, MERRF, NARP<\/li>\n\n\n\n<li>multipel kemisk \u00f6verk\u00e4nslighet = kemisk intolerans = MCS (multiple chemical sensitivities)<\/li>\n\n\n\n<li>narkolepsi<\/li>\n\n\n\n<li>obstruktiv eller central s\u00f6mnapn\u00e9<\/li>\n\n\n\n<li>Parkinsons sjukdom<\/li>\n\n\n\n<li>sarkoidos<\/li>\n\n\n\n<li>toxisk effekt av t.ex. medicinering, kemiskt l\u00f6sningsmedel, tungmetall eller pesticider (bek\u00e4mpningsmedel)<\/li>\n\n\n\n<li>upper airway resistance syndrome<\/li>\n\n\n\n<li>utbr\u00e4ndhet = utmattningsdepression (burnout)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Endokrina sjukdomar<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Addisons sjukdom &#8211; prim\u00e4r binjurebarksinsufficiens<\/li>\n\n\n\n<li>akromegali &#8211; \u00f6verproduktion av tillv\u00e4xthormon (GH) i hypofysens framlob<\/li>\n\n\n\n<li>Cushing\u00b4s syndrom &#8211; endogen hyperkortisolism<\/li>\n\n\n\n<li>kongenital binjurebarkshyperplasi (congenital adrenal hyperplasia, CAH)<\/li>\n\n\n\n<li>prim\u00e4r hyperparatyreoidism (pHPT, primary hyperparathyroidism) &#8211; \u00f6kad halt bisk\u00f6ldk\u00f6rtelhormon<\/li>\n\n\n\n<li>sk\u00f6ldk\u00f6rtelrelaterat: hypotyreos, hypertyreos, Hashimotos sjukdom<\/li>\n\n\n\n<li>testosteronbrist hos m\u00e4n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Autoimmuna sjukdomar<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>granulomatos med polyangit = granulomat\u00f6s polyangit = GPA (f.d. Wegeners granulomatos)<\/li>\n\n\n\n<li>Hughes syndrom = antifospfolipidsyndrom = APS (Hughes Syndrome, antiphospholipid syndrome)<\/li>\n\n\n\n<li>lupus = systemisk lupus erythematosus (SLE)<\/li>\n\n\n\n<li>multipel skleros (MS)<\/li>\n\n\n\n<li>myasthenia gravis (MG)<\/li>\n\n\n\n<li>polymyalgia rheumatica (PMR)<\/li>\n\n\n\n<li>polymyosit (polymyositis)<\/li>\n\n\n\n<li>Sj\u00f6grens syndrom<\/li>\n\n\n\n<li>reumatoid artrit (RA)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Infektioner<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>endokardit &#8211; inflammation i hj\u00e4rtats klaffar orsakad av bakterie- eller virusinfektion.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Bakteriella<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Anaplasma phagocytophilum &#8211; tidigare kallad ehrlichia phagocytophila, sprids av f\u00e4stingar, orsakar anaplasmos (f\u00e4stingfeber)<\/li>\n\n\n\n<li>Bartonella &#8211; sprids av f\u00e4stingar, loppor, mygg, sandflugor. D\u00e4ggdjur s\u00e5som t.ex. gnagare, hundar och katter \u00e4r b\u00e4rare. Det finns flera arter av bartonella som smittar m\u00e4nniskor: B. bacilliformis, B. quintana, B. henselae, B. elizabethae, B. vinsonii subsp. arupensis, B. vinsonii subsp. berkhoffii, B. washoensis, B. grahamii, B. clarridgeiae, B. koehlerae, B. alsatica, B. rochalimae, B. tamiae och candidatus B. melophagi.<\/li>\n\n\n\n<li>Borrelia &#8211; sprids av f\u00e4stingar<\/li>\n\n\n\n<li>Brucella &#8211; orakar brucellos som \u00e4r en zoonos. B\u00e4rare \u00e4r t.ex. kor, f\u00e5r och grisar.<\/li>\n\n\n\n<li>Chlamydia pneumoninae<\/li>\n\n\n\n<li>Chlamydia psittaci<\/li>\n\n\n\n<li>Chlamydia trachomatis<\/li>\n\n\n\n<li>Coxiella burnetii &#8211; orsakar Q-feber. B\u00e4rs av t.ex. kor, f\u00e5r, getter, katter och hundar. Sprids via inandning, eller kontakt med mj\u00f6lk, urin eller avf\u00f6ring. Ibland f\u00e4stingburen.<\/li>\n\n\n\n<li>Ehrlichia canis<\/li>\n\n\n\n<li>Ehrlichia chaffeensis, som orsakar &#8221;human monocytotropic ehrlichiosis&#8221;<\/li>\n\n\n\n<li>Mycoplasma<\/li>\n\n\n\n<li>Rickettsia, bl.a. Rickettsia helvetica &#8211; sprids via f\u00e4stingar, loppor, l\u00f6ss, mm. B\u00e4rare \u00e4r eukaryoter, dvs djur, v\u00e4xter, svampar, am\u00f6bor, mm.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Virala<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>coxsackievirus (en typ av enterovirus)<\/li>\n\n\n\n<li>cytomegalovirus<\/li>\n\n\n\n<li>enterovirus<\/li>\n\n\n\n<li>Epstein-Barr virus<\/li>\n\n\n\n<li>hepatit B<\/li>\n\n\n\n<li>hepatit C<\/li>\n\n\n\n<li>HIV \/ AIDS<\/li>\n\n\n\n<li>humant herpesvirus 6<\/li>\n\n\n\n<li>humant herpesvirus 7<\/li>\n\n\n\n<li>Parvovirus B19<\/li>\n\n\n\n<li>tuberkulos<\/li>\n\n\n\n<li>West Nile virus<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Parasiter<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>babesia som orsakar babeosis. Sprids via f\u00e4stingar.<\/li>\n\n\n\n<li>entam\u00f6ba histolytica = entamoeba histolytica<\/li>\n\n\n\n<li>giardia<\/li>\n\n\n\n<li>helmint = parasitiskt mask<\/li>\n\n\n\n<li>protozoer, inkluderande am\u00f6bor<\/li>\n\n\n\n<li>toxoplasma gondii som orsakar toxoplasmos<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Svamp<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>alternaria alternata<\/li>\n\n\n\n<li>aspergillus fumigatus<\/li>\n\n\n\n<li>aspergillus niger<\/li>\n\n\n\n<li>blastomyces dermatitidis som orsakar blastomycocsis<\/li>\n\n\n\n<li>candida albicans<\/li>\n\n\n\n<li>cladosporium herbarum<\/li>\n\n\n\n<li>coccidiodomycosis som orsakas av coccidioides immitis eller coccidioides posadasii<\/li>\n\n\n\n<li>histoplasma capsulatum som orsakar histoplasmosis<\/li>\n\n\n\n<li>penicillium chrysogenum<\/li>\n<\/ul>\n\n\n\n<p>En del svampar kan finnas i milj\u00f6n d\u00e4r patienten vistas och d\u00e4rmed orsaka symtom p\u00e5 grund av allergisk reaktion.<\/p>\n\n\n\n<p>Hudinfektioner, s\u00e5som eventuellt pityrosporum follikulit, malassezia och urticaria, kan i vissa fall ge &#8221;postanstr\u00e4ngningsmalaise&#8221; och kan d\u00e4rmed f\u00f6rv\u00e4xlas med ME. D\u00e5 man tr\u00e4nar och svettas blir huden varm och fuktig. Detta g\u00f6r att svampar v\u00e4xer till och retar immunsystemet.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Referenser<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"http:\/\/me-foreningen.se\/filer\/Canada-2003.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Myalgic Encephalomyelitis\/Chronic Fatigue Syndrome: Clinical Working Case Definition, Diagnostic and Treatment Protocols. Carruthers et al. 2003.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/j.1365-2796.2011.02428.x\/pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Myalgic Encephalomyelitis: International Consensus Criteria. Bruce M Carruthers et al. J Intern Med. 2011.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.iacfsme.org\/Portals\/0\/PDF\/PrimerFinal3.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Chronic Fatigue Syndrome\/Myalgic Encephalomyelitis (ME\/CFS): A Primer for Clinical Practitioners. International Association for Chronic Fatigue Syndrome\/Myalgic Encephalomyelitis (IACFS\/ME). Fred Friedberg et al. 2012.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.nightingale.ca\/documents\/ComplexitiesofDiagnosis.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">The Complexities of Diagnosis. Byron Hyde. 2003.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.nightingale.ca\/documents\/GoteborgConference.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">M.E. Conferences: November 2009. G\u00f6teborg and Malmo, Sweden. Byron Marshall Hyde<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.nightingale.ca\/documents\/Nightingale_ME_Definition_en.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">The Nightingale definition of myalgic encephalomyelitis. Byron Marshall Hyde<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.meassociation.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">ME\/CFS\/PVFS &#8211; An exploration of the key clinical issues. Charles Shepherd, Abhijit Chaudhuri. The ME Association 2010. UK.<\/a><\/li>\n\n\n\n<li><a href=\"\/info\/Filer\/Holmes-definition.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Chronic Fatigue Syndrome: A Working Case Definition. Holmes et al. 1988.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/ltarkiv.lakartidningen.se\/2002\/temp\/pda25240.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Chronic fatigue syndrome &#8211; Allt fler differentialdiagnoser kr\u00e4ver en f\u00f6r\u00e4ndrad syn p\u00e5 syndromet. Susanne Merz. L\u00e4kartidningen 2002.<\/a><\/li>\n\n\n\n<li><a href=\"http:\/\/www.lulu.com\/shop\/search.ep?contributorId=626475\" target=\"_blank\" rel=\"noreferrer noopener\">Myalgic Encephalomyelitis\/Postviral fatigue syndrome (G93.3) Basic concepts and guidelines for the diagnosis. The population based ME-Registry in Norway. Sidsel Kreyberg 2007<\/a><\/li>\n\n\n\n<li>JL Newton mfl 2010. The Newcastle NHS Chronic Fatigue Syndrome Service: not all fatigue is the same. J R Coll Physicians Edinb 2010; 40-304-7 <a href=\"http:\/\/www.rcpe.ac.uk\/journal\/issue\/journal_40_4\/newton.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(l\u00e4nk)<\/a><\/li>\n\n\n\n<li>ME\/CFS Research: What do patients want? Why isn\u2019t it happening? A talk given by Dr Neil Abbot at the Royal Society of Medicine. 2009. <a href=\"http:\/\/www.meresearch.org.uk\/information\/publications\/rsmtalk.html\" target=\"_blank\" rel=\"noreferrer noopener\">(HTML)<\/a> <a href=\"http:\/\/www.meresearch.org.uk\/information\/publications\/RSMtalk2009.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(PDF)<\/a><br>Citat: <em>&#8221;[&#8230;] we have two real examples which illustrate the problems that can arise if investigations to exclude other conditions are not performed before the \u201cdiagnosis of exclusion\u201d ME\/CFS is given. The first was an audit of 100 consecutive outpatients with CFS in the University of Dundee in 1993: of these patients, 21% were found to have other organic illnesses (e.g., muscle, connective tissue, endocrine disorders); 12% had psychiatric disorder alone; and 7% fibromyalgia. The second was an audit of service in 2007 after 3 years at the CFS\/ME CNCC in Newcastle: CFS was confirmed in 56% of referrals, but alternative diagnoses were provided in 28%, sleep apnoea was diagnosed in 9%, and depression and anxiety in 7%. Thus, it can be seen that in around 40% of patients referred from primary care with a diagnosis of ME\/CFS, alternative exclusionary diagnoses can be found after investigation at a specialist clinic.&#8221;<\/em><\/li>\n\n\n\n<li><em>Morphologial and functional abnormalities of the hypofyse in patients with diagnose of CFS or fibromyalgia. An example of misdiagnosis by Belgian chronic fatigue centres. <a href=\"http:\/\/www.endocrine-abstracts.org\/ea\/0032\/ea0032p222.htm\" target=\"_blank\" rel=\"noreferrer noopener\">Francis Coucke et al. 2013.<\/a><\/em><\/li>\n\n\n\n<li>Information om ovanliga diagnoser hittas p\u00e5 <a href=\"http:\/\/rarelink.se\/\" target=\"_blank\" rel=\"noreferrer noopener\">rarelink.se <\/a>och <a href=\"http:\/\/www.orpha.net\/\" target=\"_blank\" rel=\"noreferrer noopener\">orpa.net<\/a><\/li>\n\n\n\n<li>Peter C. Rowe mfl 2018. Improvement of severe myalgic encephalomyelitis\/chronic fatigue syndrome symptoms following surgical treatment of cervical spinal stenosis. <a href=\"https:\/\/translational-medicine.biomedcentral.com\/articles\/10.1186\/s12967-018-1397-7\" target=\"_blank\" rel=\"noreferrer noopener\">Journal of Translational Medicine<\/a><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Patienter som misst\u00e4nks ha ME skall utredas med avseende andra sjukdomar eftersom: andra sjukdomar skall uteslutas f\u00f6r att s\u00e4tta diagnosen (en del av de som f\u00e5tt en ME-diagnos har senare visat sig ha en annan, behandlingsbar sjukdom) och behandlingsbara sjukdomar kan f\u00f6rekomma parallellt med ME.11, 12 Exempel p\u00e5 diagnoser att utreda Endokrina sjukdomar Autoimmuna sjukdomar [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":7,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-115","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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