Epidemiology ea Mafu a Tšoaetsanoang

Epidemiology ea Mafu a Tšoaetsanoang

Pendahuluan
Thuto ea mafu a tšoaetsanoang ke lekala la bophelo bo botle ba sechaba le ithutang kabo (hore na ke mang ea kulang, hokae, le neng) le lintho tse khethollang (hobaneng le joang) mafu a bakoang ke lintho tse tšoaetsanoang, tse kang livaerase, libaktheria, likokoana-hloko kapa li-fungus. Sepheo sa eona se seholo ke ho utloisisa mekhoa ea phetisetso le lintlha tse kotsi e le hore boiteko bo sebetsang bo ka etsoa ho thibela, ho laola le ho fokotsa seoa. Lefatšeng le ntseng le hokahanngoa le ho tsamaea ha batho, khoebo le phetoho ea tikoloho, thuto ea mafu a tšoaetsanoang ke senotlolo sa ho sireletsa bophelo bo botle ba baahi.

Mehopolo ea Motheo ea Epidemiology ea Mafu a Tšoaetsanoang
Ho fapana le mafu a sa tshwaetsaneng, mafu a tshwaetsanang a kenyelletsa dikamano tse rarahaneng pakeng tsa sesosa, moamoheli le tikoloho. Moralo wa kgale o sebediswang hangata ke "khutlotharo ya mafu," e bopilweng ka:

1. Moemeli: kokoana-hloko e bakang lefu, mohlala, lefuba la Mycobacterium ho lefuba kapa kokoana-hloko ea ntaramane ho ntaramane.
2. Moamoheli: motho kapa phoofolo e ka tšoaetsoang. Mabaka a moamoheli a kenyelletsa lilemo, boemo ba 'mele oa ho itšireletsa mafung, phepo e nepahetseng, mathata a mang a amanang le eona, boitšoaro le mabaka a lefutso.
3. Tikoloho: maemo a 'mele, a baeloji, a kahisano le a moruo a susumetsang monyetla oa phetisetso, joalo ka bongata ba matlo, bohloeki, boemo ba leholimo le phihlello ea lits'ebeletso tsa bophelo bo botle.

Ntle le khutlotharo ea epidemiological, khopolo e 'ngoe ea bohlokoa ke ketane ea phetisetso, ho qala ka mohloli oa tšoaetso, monyako oa ho tsoa, ​​mokhoa oa phetisetso, monyako oa ho kena, le batho ba kotsing. Mekhoa ea bophelo bo botle ba sechaba hangata e shebana le e 'ngoe kapa tse ling tsa lihokelo tsena.

Mekhoa ea Phetiso le Mekhoa ea ho Hasana
Mafu a tšoaetsanoang a ka ata ka mekhoa e fapaneng. Ea pele, phetiso e tobileng, joalo ka mafung a itseng a letlalo kapa mafu a tšoaetsanoang ka thobalano. Ea bobeli, phetiso ea marotholi ka ho khohlela kapa ho thimola haufi, joalo ka ntaramane. Ea boraro, phetiso e tsamaeang ka moea ka likaroloana tsa aerosol tse ka lulang moeeng nako e telele, joalo ka maselese le lefuba. Ea bone, phetiso ka lijo le metsi a silafetseng, joalo ka k'holera kapa typhoid. Ea bohlano, phetiso ea vector ka likokoanyana tse kang menoang malaria le feberu ea dengue. Ea botšelela, phetiso e otlolohileng ho tloha ho 'm'a ho ea ho lesea nakong ea boimana, pelehi, kapa ho anyesa, joalo ka HIV kapa hepatitis B.

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Ho ata ha mafu a tšoaetsanoang hangata ho susumetsoa ke maemo a baahi. Bongata ba baahi bo ka potlakisa phetiso, ha ho falla le maeto a machabeng ho ka eketsa ho ata ho pholletsa le libaka. Liphetoho tsa linako tsa selemo le tsa tlelaemete le tsona li bapala karolo, mohlala, keketseho ea linyeoe tsa dengue nakong ea lipula ka lebaka la keketseho ea baahi ba menoang.

Mehato ea Bohlokoa ea Epidemiological
Thutong ea mafu a tšoaetsanoang, ho na le mehato e 'maloa e atisang ho sebelisoa ho hlalosa moroalo le boemo ba phetisetso:

– Kotsi: palo ea linyeoe tse ncha nakong e itseng. Kotsi e bontša sekhahla sa ho ata ha lefu.
– Ho ata: palo yohle ya batho ba tshwaeditsweng (ba batjha le ba kgale) ka nako e itseng. Ho ata ho hlalosa moroalo wa lefu lena hara baahi.
– Sekgahla sa tlhaselo: karolo ya batho ba kulang sehlopheng se pepesehileng, hangata e sebediswa diphuputsong tsa seoa.
– Sekhahla sa lefu la linyeoe (CFR): karolo ea mafu maemong a fumanoeng a tšoaelitsoe, e hlalosang boima ba 'ona.
– Nomoro ea ho ikatisa (R0 kapa Rt): palo e tloaelehileng ea batho ba tšoaelitsoeng ke nyeoe e le 'ngoe. Haeba Rt e le > 1, ho qhoma ho ka etsahala hore ho atolohe; haeba Rt e le < 1, ho qhoma hoa fokotseha. - Tšireletso ea mohlape: boemo boo karolo ea tšireletso ea baahi e leng holimo hoo phetisetso e liehang, ho sireletsa lihlopha tse kotsing. Ho lekanya matšoao ana ho thusa balaoli ba bophelo bo botle ho etsa liqeto, mohlala, hore na ba lokela ho kenya tšebetsong liente tsa bongata neng, lithibelo tsa sechaba, kapa ho eketsa bokhoni ba tšebeletso. Phuputso ea Tlhokomelo le Patlisiso ea Seoa Tlhokomelo ke ts'ebetso ea ho bokella, ho sekaseka, ho toloka le ho hasanya lintlha tsa bophelo bo botle ka mokhoa o hlophisehileng le o tsoelang pele. Tlhokomelo ea mafu a tšoaetsanoang e bohlokoa bakeng sa ho lemoha seoa sa pele le ho beha leihlo mekhoa. Mekhoa ea tlhokomelo e ka ba e sa sebetseng (e itšetlehile ka litlaleho tsa setsi sa bophelo bo botle), e sebetsang (mapolesa a batla linyeoe ka mafolofolo), kapa e ipapisitse le liketsahalo (a sebelisa mecha ea phatlalatso kapa litlaleho tsa sechaba). Ha keketseho e sa tloaelehang ea linyeoe e etsahala, lipatlisiso tsa seoa li etsoa. Mehato ena e kenyelletsa ho netefatsa tlhahlobo, ho netefatsa seoa, ho fumana tlhaloso ea nyeoe, ho batla le ho rekota linyeoe, ho sekaseka lintlha ho latela nako, sebaka le motho, ho khetholla mohloli le mokhoa oa phetisetso, le ho kenya tšebetsong mekhoa ea hang-hang. Puisano e hlakileng ea kotsi ho sechaba le eona ea bohlokoa e le hore mehato ea thibelo e ka nkuoa ntle le ho baka tšabo.

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Mabaka a Kotsi le Lintho Tse Etsang Hore Batho ba Arohe Ho ata ha mafu a tšoaetsanoang ha ho laoloe feela ke likokoana-hloko, empa hape le ke maemo a sechaba le boitšoaro. Lintho tse etsang hore batho ba phele hantle sechabeng tse kang bofuma, bongata ba matlo, phihlello ea metsi a hloekileng, thuto le boleng ba lits'ebeletso tsa bophelo bo botle li susumetsa haholo bofokoli le liphello. Mohlala, lefuba hangata lea eketseha metseng e nang le moea o fokolang oa ho kena le phihlello e fokolang ea tlhahlobo le kalafo. Ka mokhoa o ts'oanang, ho qhoma ha letšollo ho ka etsahala haholo libakeng tse nang le bohloeki bo sa lekaneng. Boitšoaro ba motho ka mong le ba sechaba le bona bo susumetsa, joalo ka mekhoa ea ho hlatsoa matsoho, tšebeliso ea maske ha u kula, mekhoa ea thobalano e sireletsehileng, le ho latela melao ea ente. Maemong a mangata, mekhoa e sebetsang ea ho kenella e hloka ho kopanya mekhoa ea bongaka, phetoho ea boitšoaro, le ntlafatso tikolohong le lits'ebeletsong tsa sechaba. Thibelo le Taolo Maano a taolo ea mafu a tšoaetsanoang a ikemiselitse ho roba ketane ea phetiso le ho sireletsa lihlopha tse kotsing. Mekhoa e meng ea bohlokoa ea ho kenella e kenyelletsa: 1. Ho enta: e 'ngoe ea mekhoa e sebetsang ka ho fetisisa le e theko e tlaase, mohlala, liente tsa maselese, polio, hepatitis B, le HPV. 2. Bohloeki le bohloeki: phihlello ea metsi a hloekileng, matloana a phetseng hantle, taolo ea litšila, le mekhoa ea ho hlatsoa matsoho e fokotsa mafu a tsamaisoang ke metsi le a bakoang ke lijo. 3. Taolo ea likokoana-hloko: ho felisa libaka tsa ho ikatisa ha menoang, ho sebelisa matlooa a phekoloang ka chefo e bolaeang likokoanyana, le ho fafatsa malaria le dengue ka sepheo se itseng. 4. Ho lemoha le ho phekola esale pele: ho hlahloba ka potlako le kalafo e nepahetseng ho fokotsa mathata le ho fokotsa monyetla oa phetiso, mohlala ho TB le HIV. 5. Ho itšehla thajana, ho arola batho ka thoko, le lithibelo tsa ho kopana le bona: ho sebelisoa maemong a itseng ho thibela ho ata, haholo-holo nakong ea ho qhoma ha mafu a phefumoloho. 6. Thuto le puisano ea likotsi: ho eketsa kutloisiso ea sechaba ea matšoao, litsela tsa phetiso, le mehato ea thibelo. Taolo e atlehileng e itšetlehile haholo ka tšebelisano-'moho ea makala a fapaneng, ho tloha bophelong bo botle le thuto ho ea tikolohong le lipalangoang.
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Mathata a Lefatše: Ho Hanela Likokoana-hloko le Mafu a Hlahang Mathata a mabeli a maholo thutong ea mafu a tšoaetsanoang ke ho hanyetsa likokoana-hloko (AMR) le ho hlaha ha mafu a macha a tšoaetsanoang. AMR e etsahala ha libaktheria, livaerase, kapa likokoana-hloko li hanyetsa meriana e neng e sebetsa pele. Lisosa li rarahane, ho kenyeletsoa tšebeliso e sa lokelang ea lithibela-mafu, ho se latele melao ea bakuli, le tšebeliso ea lithibela-mafu temong ea liphoofolo. Ka lebaka leo, kalafo e ba theko e boima, e nka nako e telele, 'me e kotsing ea ho hloleha. Ho feta moo, li-zoonose—mafu a fetisetsoang ho tloha liphoofolong ho ea ho batho—ke matšoenyeho a ntseng a hola ka lebaka la liphetoho tsa tikoloho, ho rengoa ha meru, le ho eketseha ha kamano ea batho le liphoofolo. Lilemong tsa morao tjena, lefats'e le bone ho hlaha le ho ata ha mafu a kang SARS, MERS, Ebola, le COVID-19. Ho itokisetsa seoa, ho matlafatsa lilaboratori, le litsamaiso tsa tlhokomelo tse arabelang li bohlokoa ho fokotsa litlamorao tsa bophelo bo botle le moruo oa sechaba. Qetello Thuto ea mafu a tšoaetsanoang e bapala karolo ea bohlokoa ho utloisiseng hore na mafu a ata joang, hore na ke mang ea kotsing haholo, le hore na ke mehato efe e sebetsang hantle ka ho fetisisa. Ka ho sebelisa mehopolo ea khutlotharo ea seoa, liketane tsa phetisetso, le matšoao a seoa a kang palo ea ho ata le ho ikatisa, litsebi li ka rala maano a thibelo le taolo a reretsoeng. Leha ho le joalo, liphephetso tse kang ho hanyetsa likokoana-hloko, phetoho ea tlelaemete, ho hola ha litoropo, le ho falla ha lefats'e ka bophara li hloka tlhokomelo e matla, tšebelisano-'moho ea makala a fapaneng, le tsebo e ntlafetseng ea bophelo bo botle ba sechaba. Qetellong, taolo e atlehileng ea mafu a tšoaetsanoang ha se boikarabello ba lits'ebeletso tsa tlhokomelo ea bophelo feela, empa hape ke litholoana tsa boiteko ba tšebelisano-'moho lipakeng tsa mebuso, basebetsi ba tlhokomelo ea bophelo, sechaba le batho ka bomong ho kenyeng tšebetsong mekhoa ea bophelo bo botle le ho tšehetsa maano a thehiloeng bopaking.

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