Chagas chirwere ndicho chinokonzera chirwere chemwoyo muLatin America, chinokonzerwa nehutachiona naTerpanosoma cruzi (T. cruzi), chirwere cheprotozoan . Vanhu vanowana chirwere cheChagas apo ropa ravo rakatarisana nemhuka.
Kutambura Kwacho Kwapararira
Kazhinji kacho, izvi zvinowanzoitika apo vanorumwa nechirwere che triatomine, icho chinozivikanwa muLatin America se "chiratidzo chinotsvoda." Zvirwere izvi zvinodya ropa rezvinyorwa uye zvinogara munzvimbo dzine ropa rakawanda, sevanhu 'dzimba.
Apo vanonwa ropa remhuka inotapukirwa naT. cruzi, vanogona kudarika hutachiona kumhuka inotevera inodyidya.
Zvimwe zvipenyu zvegomba rinotsvoda rakanyatsogadziriswa kurarama nevanhu uye zvinofungidzirwa kuti dzakawanda zvirwere zveChagas chirwere zvinopararira kubva kuvanhu kusvika kuvanhu kuburikidza nezvipembenene izvi. Kuvhiringidza zvipembenene zvinowanzoshanda panguva iyo inenge ichipisa, asi inofudza usiku panguva yekupisa kunotonhora. Vanhu vazhinji vanotapurirwa naT. cruzi kuwana chirwere panguva yekurara.
Risk Factors
Acute-Phase Chagas Disease
Dambudziko rekuwedzera chirwere chechirwere chinokonzerwa nehutano chakabatana, kutanga, kana munhu ari kugara kana kuti anoshanyira nzvimbo iyo mishonga yeT. cruzi uye mbabvu dzinotsvoda dziripo. Chaizvoizvo, nzvimbo ino inobva kumaodzanyemba kweUnited States kusvika kuchamhembe kweArgentina.
Dzimba dzine adobe masvingo kana kuti matenga akadzikisa dzinoita kuti dzive nzvimbo inonakidza yekutsvoda mishonga.
Vanhu vanogara mudzimba dzakadaro munzvimbo dzakaoma chaizvo zvinowanzogadzirisa chirwere chaChagas.
Zvisinei, matanho ekudzivirira huwandu hwekutsvoda zvibhakera zvave kubudirira zvikuru mumataundi muLatin America, uye chirwere cheCagas nhasi hachina kunyanya kudarika mumaguta kupfuura zviri mumaruwa.
Chronic-Phase Chagas Disease
Mune munhu ane utachiona naT. cruzi, zviitiko zvakawanda zvinogona kuwedzera mukana wekugara uine chirwere chisingaperi chechigas kana chirwere chepuropa. Izvi zvinosanganisira:
- Kukundikana kutsvaga rubatsiro rwechiremba panguva yakashata. Kana chirwere cheChagas chichizivikanwa kare, kurapwa nemishonga inopikisa zvinogona kupedza chirwere chacho. Zvinosuruvarisa, kumaruwa uko chirwere cheChagas ikozvino chinowanzowanikwa, vanhu vakawanda vane chirwere chaChagas havasati vaongororwa munguva yechikamu chakaoma.
- Genetic factors . Iko zvino inowanikwa kuti kune vanhu vane hutachiwana hutachiwana naT. cruzi, zvizvarwa zvepabonde zvine simba rakawanda kana chirwere chichizopfuurira kukonzera mwoyo kana zvirwere zvepamuviri.
- Kuvimbika kwezvirwere zvemuviri. Vanhu vane chirwere chisingaperi cheChagas vanowanzoita kuti vawane zvirwere zvepfungwa kana matambudziko emumuviri kana zvirwere zvavo zvekudzivirira zvirwere zvichishungurudzwa, somuenzaniso, nezvimwe zvirwere zvakadai sekenza, kana chemotherapy .
- Zvisingazivikanwi zvinhu. Aya aya anozivikanwa pangozi haaratidzi kupindura mibvunzo yose. Vatsvakurudzi vari kushanda nesimba kuti vaone kuti sei maitiro ezvirwere zvekuzvidzivirira emasikirwo anokundikana munzvimbo yekutanga kubvisa zvirwere zveT. cruzi zvachose, uye nei vamwe vanhu vachifambira kune chirwere chisingaperi chisingaperi kana vamwe vasingaiti.
> Sources:
> Cunha-Neto E, Chevillard C. Chagas Zvirwere Cardiomyopathy: Immunopathology Uye Genetics. Mediator Inflamm 2014; 2014: 683230.
> Marin-Neto JA, Cunha-Neto E, Maciel BC, et al .. Pathogenesis Of Chronic Chagas Heart Disease. Circulation 2007; 115: 1109.
> Rassi A JR, Rassi A, Marin-Neto JA. Chagas Disease. Lancet 2010; 375: 1388.