1 Tarihin Annobar Dengue: Kalubalen Lafiyar Jama'a da ke Tasowa a Duniya

Dengue wata cuta ce mai saurin yaduwa da sauro ke haifarwa wadda kwayar cutar dengue (DENV) ke haifarwa, wadda ta zama cutar da ta fi yaɗuwa cikin sauri a duniya, wadda ke haifar da babbar barazana ga tsaron lafiyar jama'a. A cikin shekaru ashirin da suka gabata, yawan masu kamuwa da cutar dengue a duniya ya ƙaru sosai, inda adadin waɗanda suka kamu da cutar ya ninka sau biyu a kowace shekara tun daga shekarar 2021 [1]. A watan Disamba na 2023, Hukumar Lafiya ta Duniya (WHO) ta ayyana dokar ta baci ta dengue a duniya don ƙarfafa ƙoƙarin mayar da martani na ƙasashen duniya. Kiyasin cututtuka daga WHO ya nuna cewa kimanin mutane biliyan 3.9 a duk duniya suna fuskantar barazanar kamuwa da cutar dengue, inda aka kiyasta kamuwa da cutar miliyan 390 a kowace shekara - wanda miliyan 96 ke nan a matsayin waɗanda suka kamu da cutar a asibiti [1,2].

Manyan Muhimman Abubuwa 2 na Cututtuka

Halayen cututtuka na dengue suna samuwa ne ta hanyar hulɗar abubuwan da ke haifar da ƙwayoyin cuta, yanayin halittu na vector, martanin garkuwar jiki, da yanayin zamantakewa da muhalli. Cikakken fahimtar waɗannan halaye yana da mahimmanci don haɓaka ingantattun dabarun rigakafi da kulawa da kuma hanyoyin bincike masu inganci.

2.1 Vectors na Watsawa da Tsarin Watsawa na Birane

Kwayar cutar Dengue tana yaduwa ne ta hanyarAedes aegypti da Aedes albopictusSauro. Daga cikin waɗannan nau'ikan ƙwayoyin cuta, an san Aedes aegypti a matsayin mafi mahimmancin ƙwayoyin cuta na yaɗawa, wanda ke da alaƙa da "sauƙin ɗan adam" da kuma yaɗuwar yaɗuwa a cikin muhallin birane na wurare masu zafi da na wurare masu zafi. Ba kamar sauran ƙwayoyin cuta na sauro na ƙwayoyin cuta na arboviral ba, Aedes aegypti yana nuna waɗannan muhimman halaye na annoba:

- Fifiko ga kiwo a cikin yanayin ɗan adam (misali, kwantena na ajiyar ruwa, tayoyin da aka watsar)

-Tsarin jini mai ƙarfi ga ɗan adam a matsayin tushen abinci mai gina jiki

-Halayyar ciyar da rana

Waɗannan halaye sun bayyana dengue a matsayin wani abu da aka saba gani"cutar da ke yaɗuwa a birane,"tare da ingantaccen yaduwar cutar a wurare masu cunkoso. Nazarin da WHO ta gudanar ya nuna cewa a cikin birane masu yawan jama'a, ƙaruwar yawan hulɗar sauro da mutane na iya ƙara yawan haihuwar asali (R₀) na DENV, wanda hakan ke hanzarta yaɗuwar annoba [2].

2.2 Yanayin Yaɗuwa a Duniya da Abubuwan da Ke Haifar da Shi

A cewar rahoton WHO, adadin wadanda suka kamu da cutar dengue a duniya ya karu sosai a cikin shekaru ashirin da suka gabata [1,3]. Wannan karuwar ta samo asali ne daga wadannan abubuwan da suka hada kai:

(1) Sauyin Yanayi: Yawan zafin duniya ba wai kawai yana faɗaɗa yanayin wurin zama mai dacewa ga masu yaɗuwar sauro ba, har ma yana rage lokacin shigar DENV a cikin gidan sauro, wanda hakan ke ƙara ingancin yaɗuwar sauro. WHO ta tabbatar da bambance-bambancen da ke haifar da yawan sauro a yanayi a matsayin abin da ke hasashen yanayin barkewar cutar dengue a yanayi.

(2) Bunkasa birane: Faɗaɗa birane cikin sauri da rashin tsari ya haifar da yalwar wuraren kiwo ga ƙwayoyin sauro, yayin da ƙaruwar yawan jama'a ya ƙarfafa ci gaba da hanyoyin yaɗa cutar DENV.

(3) Juyin Juya Halin Jama'a na Duniya: Tafiye-tafiye da cinikayya na ƙasashen duniya sun sauƙaƙa saurin yaɗuwar cutar DENV a kan iyakoki, wanda ke haɓaka sauyawa daga kamuwa da cutar da aka shigo da ita zuwa ci gaba da yaɗuwarta a cikin gida. Bayanan sa ido na WHO sun nuna cewa tsakanin 2010 da 2021, Amurka ta ba da rahoton kamuwa da cutar dengue 7,528 da ke da alaƙa da tafiye-tafiye, waɗanda daga cikinsu 3,135 sun buƙaci a kwantar da su a asibiti kuma 19 sun haifar da mace-mace.

(4) Faɗaɗa Rarraba Vectors: A duk duniya, yanayin yanki na Aedes aegypti da Aedes albopictus yana ci gaba da faɗaɗawa, tare da sauro na Aedes suna ƙara bunƙasa a sassan Turai. Sakamakon haka, dengue ya rikide daga annobar da ta zama ruwan dare a yankuna zuwa barazanar lafiyar jama'a ta duniya.

2.3 Hanyoyin Haɗa Jijiyoyin Jijiyoyi da Sake Yaɗuwa a Jijiyoyin Jini da Nau'i-nau ...

Kwayar cutar Dengue ta ƙunshi nau'ikan serotype guda huɗu daban-daban waɗanda ke da alaƙa da antigen (DENV-1 zuwa DENV-4). Kamuwa da cuta tare da nau'in serotype ɗaya yana ba da kariya ta dogon lokaci daga wannan takamaiman serotype amma kawai kariya ta wucin gadi da ta ɗan lokaci daga sauran nau'ikan serotype guda uku. Jama'a gabaɗaya suna da saurin kamuwa da DENV, tare da wani ɓangare na mutanen da suka kamu da cutar kawai ke kamuwa da rashin lafiya na asibiti [2].

A yankunan da cutar ta fi kamari, nau'ikan DENV da yawa sukan yi ta yaɗuwa tare a lokaci guda, wanda ke haifar da yuwuwar mutane su fuskanci kamuwa da cutar dengue da yawa a tsawon rayuwarsu. Nazarin da WHO ta gudanar kan cututtuka ya gano cewa yaduwar cutar dengue da yawa a matsayin babban abin da ke haifar da barkewar cutar dengue lokaci-lokaci [1].

2.4 Kamuwa da cuta ta biyu da kuma inganta garkuwar jiki

Wani muhimmin abu kuma na musamman a fannin ilimin cutar dengue shineIngantawa ga masu kare garkuwar jiki (ADE)A lokacin kamuwa da cuta ta biyu tare da nau'in serotype daban-daban na DENV, ƙwayoyin rigakafi marasa maganin rigakafi da aka samar a lokacin kamuwa da cuta ta farko suna sauƙaƙa shigar ƙwayoyin cuta cikin ƙwayoyin cuta na monocytes da macrophages, ta haka suna haɓaka kwafi na ƙwayoyin cuta. WHO ta amince da wannan hanyar a matsayin babban abin da ke haifar da mummunan cutar dengue, gami da zazzabin zubar jini na dengue da ciwon girgiza na dengue [1].

Bayanan da WHO ta tattara a kan cututtukan da suka shafi cutar dengue na biyu sun nuna cewa mutanen da ke dauke da cutar dengue ta biyu suna da haɗarin kamuwa da cutar mai tsanani idan aka kwatanta da waɗanda ke dauke da cutar ta farko - wata alama ce da ke da matuƙar muhimmanci ga sa ido kan cututtuka da kuma kula da su a asibiti. Yana da mahimmanci a lura cewa yayin da haɗarin kamuwa da cutar mai tsanani ke ƙaruwa yayin kamuwa da cutar ta biyu, kamuwa da cutar ta kowace nau'in DENV na iya haifar da mummunar cutar dengue [1].

2.5 Bayyanar Asibiti Mara Takamaiman Bayani da Haɗarin Ganewar Kuskure

Alamomin cutar dengue ba su da takamaiman takamaiman alamu, musamman a farkon matakan rashin lafiya, galibi suna haɗuwa da na wasu cututtukan ƙwayoyin cuta da sauro ke haifarwa (misali, ƙwayoyin cuta na chikungunya da Zika) da kuma wasu cututtukan numfashi. Kiyasin WHO ya nuna cewa kashi 40-80% na kamuwa da cutar DENV ba su da alamun cutar [3].

Alamomin asibiti na yau da kullun sun haɗa da:

-Zazzabi mai tsanani (yana ci gaba na tsawon kwana 2-7, wanda zai iya zama sau biyu)

-Ciwon kai mai tsanani da ciwon baya-da ...

- Ciwon tsoka da gaɓɓai (wanda aka fi sani da "zazzabin ƙashi")

- Kurajen fuska ko maculopapular

- ƙananan alamun zubar jini (misali, ecchymosis, epistaxis, zubar jini a cikin gingival)

Ana raba dengue mai alamun cututtuka zuwa matakai uku daban-daban: matakin zazzabi, matakin mahimmanci, da kuma matakin murmurewa. Kimanin ƙasa da kashi 5% na marasa lafiya da ke da alamun cutar suna kamuwa da cutar dengue mai tsanani. Saboda rashin takamaiman siffofin asibiti, ganewar asali bisa ga alamun cutar kawai yana da ƙalubale, wanda ke ƙara haɗarin kamuwa da rashin fahimta da rashin ganewar asali. WHO ta jaddada a sarari cewa ganewar asibiti kaɗai bai isa ba don tabbatar da daidaito, wanda hakan ya sa tabbatar da dakin gwaje-gwaje ba shi da mahimmanci [1].

 Muhimman Abubuwa 3 daga WHO "Gwajin Dakin Gwaji don Cutar Dengue: Jagorar Wucin Gadi, Afrilu 2025"

A watan Afrilun 2025, Hukumar Lafiya ta Duniya ta fitar da sabbin jagororin wucin gadi kan gwajin dakin gwaje-gwaje na DENV, wanda ke ba da jagorar fasaha mai ƙarfi don gano cutar dengue ta duniya. Wannan jagorar ta haɗa sabbin shaidu kan gwajin dakin gwaje-gwaje na dengue a cikin mahallin gaggawa ta dengue ta duniya da ke ci gaba kuma tana ba da shawarwari masu amfani waɗanda aka tsara su don wurare masu matakan albarkatu daban-daban.

3.1 Ka'idojin Asali na Dabarun Gwaji

Jagorar ta jaddada cewa dole ne a yi amfani da dabarun gwaji masu alaƙa da juna bisa ga matakin rashin lafiya [1]. Ganin rashin tsarin ganewar asali na duniya, dabarun gwaji ya kamata a daidaita su da mahallin cututtukan da ke faruwa a yankin, tare da la'akari da waɗannan muhimman abubuwan [1]:

-Matakin kamuwa da cuta: Yawan kwanaki bayan fara bayyanar cututtuka shine ke tantance hanyar gwaji mafi dacewa

-Nau'in samfurin: Dacewar cikakken jini, plasma, ko serum don gano DENV

- Ilimin cututtuka na yanki: Siffofin DENV da ke yawo a cikin gida da kuma yaɗuwar sauran ƙwayoyin cuta

-Haɗarin kamuwa da cuta tare: A yankunan da ke da yaduwar cutar arbovirus, ya kamata a yi la'akari da gwajin multiplex don bambance tsakanin ƙwayoyin cuta daban-daban.

3.2 Dabarun Gwaji Mai Tsarin Mataki

A cewar umarnin WHO, gwajin dengue ya kamata ya bi bayan lokacin da aka ƙayyade bisa ga matakin rashin lafiya [1,2]:

(1) Gwajin Mataki Mai Tsanani (≤ kwana 7 bayan fara aiki)

- Gwajin Acid na Nucleic (Gwajin Molecular): Juyawar kwafi-polymerase chain reaction (RT-PCR) da sauran hanyoyin kwayoyin halitta suna gano DENV RNA tare da babban ƙarfin aiki.

-Gwajin Antigen: Gano antigen na NS1, wanda za a iya gano shi cikin kwana 1-3 bayan fara shi.

A lokacin gaggawa, matakan viremia suna da yawa, kuma gwajin nucleic acid da antigen suna samun mafi kyawun amsawa.

(2) Gwajin Lokacin Kwanta na Warkewa (≥ kwana 4 bayan fara aiki)

- Gwajin Serological: Kwayoyin rigakafi na IgM galibi suna bayyana a rana ta 4 bayan fara cutar.

-A mafi yawan lokuta, kwayoyin hana garkuwar jiki na IgM suna ci gaba da wanzuwa na tsawon kwanaki 14-20, kuma a wasu lokuta, juriya na iya tsawaita har zuwa kwanaki 90.

Gwajin IgG yana da iyakacin amfani ga ganewar cutar dengue mai tsanani saboda yuwuwar ƙwayoyin cuta masu amsawa daga kamuwa da cutar flavivirus ko riga-kafi da ta gabata.

(3) Tsarin Ganewar Laifi da Ake Zargi

Jagorar ta haɗa da tsarin bincike na cutar dengue da ake zargi, tana ba da shawarar hanyoyin gwaji masu dacewa bisa ga kwanakin da suka fara bayan bayyanar cututtuka: Gwajin antigen na NS1 da gwajin nucleic acid sune manyan hanyoyin da za a bi a farkon matakin, yayin da gwajin serological shine babban hanyar a matakin ƙarshe.

3.3 Hanyar Gwaji Kimanta Aiki da Zaɓi

A cewar WHO, kimantawa mai tsari kan aiki da yanayin da ya dace na gwajin dengue daban-daban sune kamar haka:

Shawarwari 4 game da Gano Cutar Dengue ta Macro & Micro-Gwaji

Don tallafawa rigakafin da kuma shawo kan cutar dengue, Macro & Micro-Test yana ba da tsarin bincike mai haɗaka wanda ya ƙunshi bincike cikin sauri, tabbatar da kwayoyin halitta, da kuma sa ido kan kwayoyin halitta, don biyan buƙatun a matakai daban-daban na magance barkewar cutar.

4.1 Yanayi na 1: Dubawa cikin Sauri da Kulawa Mai Niyya

Ana amfani da shi a asibitocin zazzabi, cibiyoyin kiwon lafiya na farko, gwajin barkewar cutar a tsakanin al'umma, da kuma killacewar tashar jiragen ruwa/iyaka.

- Gwajin Sauri na NS1 na Cutar Dengue Virus: Yana gano kamuwa da cuta da wuri (kwana 1-3 bayan fara cutar) tare da sakamako na mintuna 15 don gano cutar cikin sauri.

-Gwajin rigakafin cutar Dengue IgM/IgG: Yana bambanta kamuwa da cuta ta farko/ta biyu don kimanta haɗarin kamuwa da cuta mai tsanani.

-Gwajin Sauri na Haɗakar Cutar Dengue NS1 Antigen + IgM/IgG: Yana gano antigen da antibodies a lokaci guda don cikakken ganewar asali.

Gwajin rigakafin cutar Chikungunya IgM/IgG: Yana ba da damar gano bambance-bambancen cutar dengue don gano ƙwayoyin cuta daidai.

4.2 Yanayi na 2: Ganowar Ganowa Daidaito da Amsar Gaggawa

- Kayan Gano Kwayoyin Cutar Dengue I/II/III/IV: Yana gano kuma yana bambance nau'ikan serotypes guda 4 (iyakan gano kwafi 500/mL) don bin diddigin barkewar cutar.

-Kit ɗin PCR na ƙwayoyin cuta na Dengue mai Lyophilized: Ana iya ɗaukar zafin ɗaki, wanda ya dace da yankunan da albarkatun ƙasa ke da iyaka da kuma barkewar cutar kwatsam.

-Kayan PCR na Dengue/Zika/Chikungunya Multiplex Real-Time: Yana gano ƙwayoyin cuta guda 3 a lokaci guda don samun ingantaccen ganewar asali a cikin barkewar cuta mai rikitarwa.

Duk waɗannan sinadaran da ke sama suna dacewa da Tsarin AIO 800 Cikakken Aiki-Samfuri-zuwa-Amsa, suna rage aiki da hannu da gurɓatawa, da kuma inganta inganci da amincin halittu.

4.3 Yanayi na 3: Binciken Tsarin Halittar Halitta da Tsarin Zuriyar Kwayar cuta

Ana amfani da shi ga dakunan gwaje-gwaje na ƙasa, cibiyoyin bincike kan lafiyar jama'a, waɗanda suka dace da matsayin WHO na NGS.

Maganin sa ido kan kwayoyin halitta na Macro & Micro-Test yana tallafawa tsarin bin diddigin kwayoyin halitta gaba ɗaya don gano ƙwayoyin cuta, fayyace sarkar watsawa, sa ido kan bambance-bambance, da daidaita dabarun allurar rigakafi. Suna tallafawa ayyukan aiki da hannu/ta atomatik, inganta yawan aiki da sake samarwa, yana ba da damar dakunan gwaje-gwaje su haɓaka daga gwaje-gwaje na yau da kullun zuwa ci gaba da sa ido, daidai da fifikon WHO kan ƙarfafa sa ido kan juyin halittar ƙwayoyin cuta.

4.4 Darajar Haɗaɗɗun Magani

Gwajin Macro & Micro-Gwajin yana ba da cikakkun hanyoyin gano cutar arbovirus, yana tallafawa kowane mataki na kula da barkewar cutar: kayan aikin tantancewa cikin sauri don saitunan kiwon lafiya na gaba, tabbatar da kwayoyin halitta don gano ainihin cutar, da kuma damar nazarin kwayoyin halitta gaba ɗaya don sa ido kan cututtuka. Tare da gwaje-gwaje masu inganci, ayyukan aiki masu sassauƙa, da dandamali masu shirye-shiryen sarrafa kansa, waɗannan mafita suna ƙarfafa dakunan gwaje-gwaje da tsarin lafiyar jama'a don ƙarfafa shiri da mayar da martani ga barazanar arbovirus da ke tasowa a duk duniya.

Nassoshi

[1] Hukumar Lafiya ta Duniya. Gwajin Dakunan Gwaje-gwaje don Cutar Dengue: Jagora ta Wucin Gadi, Afrilu 2025. Geneva: Hukumar Lafiya ta Duniya; 2025.

[2] Ƙungiyar Ba da Shawara kan Fasaha ta Duniya game da Shirin Arbovirus na WHO. Ƙarfafa Shiri da Martani ga Barazanar Cututtukan Arbovirus: Kira ga Aiki. Lancet Infect Dis. 2026;26(1):15-17.

[3] Ƙwayar Lancet. Magance Matsalolin Ganewar Cutar Dengue. Ƙwayar Lancet. 2025;6(7):101190.