'''Arthritis rheumatoidea''' est morbus autoimmunologicus chronicus [[Articulus|articulos]] imprimis invadens, qui inflammatione et [[calor]]em et [[tumor]]em et [[dolor]]em exhibent. AliasAliae quoque partes corporis ut [[cor]] opprimi possunt.<ref>{{cite journal |authors=Guilherme L, Kalil J |title=Rheumatic fever and rheumatic heart disease: cellular mechanisms leading autoimmune reactivity and disease |journal=JJournal of ClinClinical ImmunolImmunology |year=2010 |month=Ian |volume=30 |issue=1 |pages=17-23 |url=https://www.ncbi.nlm.nih.gov/pubmed/19802690?dopt=Abstract}}</ref> Eventūs arthritidis rheumatoideae factores et internaeinterni ([[diathesis (medicina)|diathesis]]) et externaeexterni (e.g. [[pollutio]]ne naturae, [[nutrimentum|nutritionenutritio]] detrimentosa) accusentur.
== Symptomata et signa ==
Aegroti ab arthritide rheumatoidea [[articulus|articulorum]] imprimis [[inflammatio]]ne implicantur, at plus quam 15% aegrotorum perturbationibus aliorum organorum, ut [[dermis]], [[pulmo]]num, [[cor]]discordis, [[vas sanguineum|vasorum]], [[sanguis|sanguinis]], [[ren]]iumum, [[oculus|oculorum]], [[iecur|iecoris]], [[neuron|nervorum]], [[medulla spinalis|medullae spinalis]], [[os (anatomia ossis)|ossuum]], patiuntur. Saepe [[fatigatio (symptoma)|fatigatio]], [[febris]], [[anorexia (symptoma)|anorexia]] et valetudo incommoda apparent.
