January 27 khan Indonesia khawpui Aceh Besar-a Sultan Iskandar Muda International Airport-a arrival terminal-ah medical officer pakhat chuan passenger pakhat chu khawsik chhinchhiahna a scan a, hei hi a chhuahna tur hmun a ni.
Thla 2 kalta chhung khan international-ah i zin tawh a nih chuan i tawng tawh mai thei: health officer-te’n rei lo te chhung i hmaiah thermometer gun an kawhhmuh emaw, i kal lai chu i khuh emaw thawk harsatna emaw chhinchhiahna enfiah turin an en emaw a ni. Tunah hian ram tam tak chuan air passenger lo thleng leh chhuak, viral disease COVID-19 vei thei te chu an thlir reng a; ṭhenkhat chuan passenger-te chu health declaration fill up turin an ti a ni. (Ṭhenkhat chuan tun hnaia hri leng hmuna awmte chu khap emaw, quarantine emaw mai mai an ni bawk.)
Exit leh entry screening hi a thlamuanthlak hmel hle a, mahse natna dang nena an tawnhriat atanga a lan dan chuan screener-te tan chuan hri kai passenger-te hmuhchhuah hi a tlem hle. Kar hmasa mai khan passenger pariat, a hnua COVID-19 test positive te chu Italy atangin Shanghai an thleng a, airport screener te chu hriat lohvin an paltlang a, entirnan. Tin, screener-te chuan a chang chuan case hi an hmu ve tho a nih pawhin, hri leng kal zel danah nghawng a nei lo tluk a ni.
'A tawpah chuan khualzinte zinga hri kai man tumna hmalakna chuan tualchhung hri leng chu a tikhawtlai mai ang a, a veng lo ang,' tiin University of Hong Kong-a hri leng lam thiam Ben Cowling chuan a sawi. Amah leh midangte chuan sorkarin hma a lak tih lantir nan screening hi din a ni fo tih an sawi a, a nghawng chu a tlem hle a nih pawhin.
Mahse, zirchiangtute chuan hlawkna a awm thei niin an sawi. Vanlawng an chuan hmaa passenger-te endik leh zawhna zawh—exit screening—chuan damlo emaw, virus kai emaw ṭhenkhat chu an zin chhuah loh phah thei a ni. Entry screening, destination airport thlen veleh tih thin hi thlawhna chhunga hri kai a darh tak zet tih a hriat chuan a tangkai thei tur contact information lakkhawmna hun remchang a ni thei a, khualzinte chu an damloh chuan eng nge an tih tur tih kaihhruaina pek a ni thei bawk.
Tun kar chhung chauh khan coronavirus dona kawnga hmahruaitu US Vice President Mike Pence chuan Italy leh South Korea atanga United States panna direct flight-ah '100% screening' a tiam. Nimin khan hri kai thar 143 chauh reporttu China chuan 'hripui vei mek bial kaihhnawih te nen exit and entry screening kalpui turin international level-ah an thawkdun dawn a ni,' tiin China National Immigration Administration-a official Liu Haitao chuan March 1-a Beijing-a press conference a neihah a sawi niin state broadcaster CCTV chuan a tarlang.
Tun thlengin khawvel pumah COVID-19 case screening-ah engzat nge hmuhchhuah a nih tih erawh hriat chian a la ni lo. New Zealand mi pakhat tal chu China khawpui Wuhan aṭanga evacuation flight-a a chuan theih loh avangin health check a neih loh avangin a khap niin The New Zealand Herald chuan a tarlang. US chuan US mi, permanent resident leh an chhungte, a hma ni 14 chhunga China rama awm tawhte chu February 2 khan airport 11-ah entry screening a nei ṭan a ni. (Chutih hun chhunga China rama awm tawh midang chu an ram chhungah an lut thei lo.) February 23 thleng khan thlawhna hmanga zin mi 46,016 chu screening an ni tawh a; pakhat chauh hmuhchhuah a ni a, enkawl turin isolated a ni tih US Centers for Disease Control and Prevention (CDC)-in February 24-a report a tihchhuahah a tarlang. Chu chuan United States-a hri darh zel chu a titawp lo tih a chiang a, nimin zing thleng khan CDC-in a tarlan danin hri kai hmuh chhuah mi 99 an awm tawh a, hei bakah hian Wuhan aṭanga lo haw leh Japan khawpui Yokohama-a Diamond Princess cruise ship aṭanga lo haw mi 49 an awm belh bawk.
Hri kai te chu net kaltlangin an tlanchhiat theih dan kawng tam tak a awm a. Thermal scanner leh handheld thermometer te hi a tha tawk lo hle. A tlakchhamna lian ber chu vun lumna an teh a, hei hi khawsik natna atana key metric, core body temperature aiin a sang emaw a hniam emaw thei a ni. Heng hmanrua te hian false positive bakah false negative a siam chhuak niin EU Health Programme chuan a tarlang. (Scanner hmanga khawsik neia flag-a khualzinte chu secondary screening an paltlang tlangpui a, chutah chuan oral, ear, armpit thermometer hmangin chu mi chu a temperature finfiah a ni.)
Passenger-te pawhin khawsik titawp thei damdawi an ei thei bawk a, an natna lan chhuah dan leh an awmna hmun chungchangah dawt an sawi thei bawk. A pawimawh ber chu, hri kai tawhte chu an incubation phase-a la awmte—chu chu symptoms nei lo tihna a ni—chu an hmu lo fo thin. COVID-19 tan chuan chu hun chhung chu ni 2 leh ni 14 inkar khawi hmunah pawh a ni thei.
China rama airport screening hlawhchhamna entirnan dramatic tak pakhat chu February 27 leh 29 khan Chinese mi pariat, Italy ram Bergamo-a restaurant-a thawk vek an nih hnuah Shanghai Pudong International Airport an thleng a, hei hi tualchhung media-a thu chipchiar tak tak aṭanga thu lakkhawm leh Shanghai ramri bula awm Zhejiang province-a khawpui pakhat Lishui-a Health & Family Planning Committee-in thu tawi te aṭanga a lan dan a ni.
Pudong hian January thla tawp lam aṭang khan 'noncontact thermal imaging' hmangin passenger lo thleng zawng zawngte chu khawsik an neih leh neih loh scan vek turin policy a nei a; passenger-te chu an thlen veleh an hriselna dinhmun report turin a ti bawk. Restaurant hnathawk pariat zingah hian symptoms nei an awm em tih erawh a chiang lo a, chu reporting chu engtin nge an enkawl tih erawh a chiang lo. Mahse an khua Lishui-a chartered car-a an hruai hnuah chuan a chuang pakhat chu a damlo ta a; COVID-19 thlentu virus SARS-CoV-2 chu March 1 khan a positive tih hmuhchhuah a ni. A tuk zingah chuan a bak pasarih te pawh an positive bawk. Kar 1 chhunga Zhejiang province-a hri kai hmuhchhuah hmasak ber an ni.
A tawpah chuan khualzinte zinga hri kai man tumna hmalakna chuan tualchhung hri leng chu a tikhawtlai mai dawn a, a veng dawn lo.
Tun hmaa thil tawn hian inrintawkna a tuh tam lo bawk. Kum 2019-a International Journal of Environmental Research and Public Health-a review-ah zirchiangtute chuan kum 15 kalta chhunga infectious disease screening chungchanga scientific paper leh report 114 tihchhuah chu uluk takin an zirchiang a ni. Data tam zawk hi Ebola chungchang a ni a, hei hi virus natna khirh tak a ni a, a incubation period hi ni 2 atanga kar 3 inkar a ni. August 2014 leh January 2016 inkar khan Guinea, Liberia leh Sierra Leone-a thlawhna chuang hmaa screened passenger 300,000 zingah Ebola vei pakhat mah hmuhchhuah a ni lo tih review-ah hian hmuhchhuah a ni a, heng zawng zawng hian Ebola hri leng lian tak an nei vek a ni. Mahse hri kai passenger pali chu symptom an la neih loh avangin exit screening hmangin an tlanchhia a ni.
Mahse, exit screening hian a nghawng lo ramte humhimna tura hmalakna a awm tih a lantir avangin zin khapna khauh zawkte chu a titawp thei a ni, tiin University of Thessaly-a Christos Hadjichristodoulou leh Varvara Mouchtouri leh a thawhpuiten an ziak paper chuan a sawi. Exit screening an tawk dawn tih hriatna hian Ebola vei ṭhenkhat chu zin tum pawh a tikhawlo thei bawk.
Khualzin tawp lama screening neih chu engtin nge ni ang? Taiwan, Singapore, Australia, leh Canada-ah te hian kum 2002–03-a hri leng lai khan COVID-19 nena inang leh coronavirus avanga lo awm ve ve, severe acute respiratory syndrome (SARS) entry screening an kalpui vek a; tumahin damlo pakhat mah an lo dang lo. Mahse, screening an tan tirh khan hri leng hi a tam zawk chu tihtawp a ni tawh a, SARS hman tan a nih loh nan a tlai tawh hle: Ram emaw, bial pali emaw hian hri kai an nei vek tawh a ni. Kum 2014–16-a Ebola hri leng lai khan ram panga chuan khualzin lo lutte chu a natna lan chhuah dan leh damlote nena an inhriat theih dan tur an zawt a, khawsik an neih leh neih loh an enfiah bawk. Case pakhat mah an hmu lo bawk. Mahse hri kai, symptomatic passenger pahnih chu entry screening hmangin an slip a, pakhat chu United States-ah leh pakhat chu United Kingdom-ah a ni.
Kum 2009-a H1N1 influenza hri leng lai khan China leh Japan chuan entry screening programme zau tak an nei a, mahse zirchiannaah chuan he screening-ah hian virus kai tak takte zinga a tlem ber an man a, engti kawng pawhin ram pahnihah hian hri leng lian tak an nei tih team hian an review-ah an tarlang. Entry screening hi hri kai khualzinte hriatchhuahna kawngah 'a hlawk lo' tih Hadjichristodoulou leh Mouchtouri te chuan Science an hrilh. A tawpah chuan natna hrik kai na tak nei khualzinte chu airport-a man ai chuan damdawi inah te, clinic-ah te, leh doctor-te office-ah te an rawn lang ta zawk a ni. Tin, screening hi a man a to hle bawk: Canada hian SARS entry screening atan hian $mtd 5.7 vel a hmang nia chhut a ni a, Australia chuan kum 2009 khan H1N1 case hmuhchhuah pakhatah $50,000 vel a hmang niin Hadjichristodoulou leh Mouchtouri te chuan an sawi.
Natna hrik kai zawng zawng hi an awm dan a inang lo hle a, mahse an pahnih hian airport-a COVID-19 screening hi SARS emaw pandemic flu emaw aiin a hlawk zawk an beisei lo. Tin, hri leng kal zel danah nghawng lian tham a neih a rinawm loh thu Cowling chuan a sawi.
Tun hnaia modeling study pahnih chuan screening pawh zawhna a siam bawk. European Center for Disease Prevention and Control-a zirchiangtute chuan COVID-19 kai, China khawpui natna vei aṭanga zin, passenger zinga 75% vel chu entry screening hmangin an hmuchhuak dawn lo tih an sawi. London School of Hygiene & Tropical Medicine-a pawl pakhatin zirchianna an neihah chuan exit and entry screening 'hri kai khualzinte chu ram thar emaw, tualchhung kai theihna hmun thar emawa kal theihna tur a veng thei lo.' tiin a sawi.
Chuti chung pawha screening hmangtu ramte tan chuan World Health Organization chuan thermometer silai vawn chhuah mai mai a ni lo tih a sawi uar hle. Exit screening hi temperature leh symptom check atanga tan tur a ni a, passenger-te chu high-risk contact-a an inhriat theih dan tur interview atanga tan tur a ni. Symptomatic traveler-te chu medical examination leh testing neih belh zel ni se, hri kai hmuhchhuah tawhte chu isolation leh treatment-ah sawn ni se.
Entry screening hi kar tlemte kalta chhunga damlo awmna data khawlkhawm nen paired tur a ni a, chu chuan a hnuah an contact te zawn chhuahna kawngah a pui thei ang. Khualzinte chu natna hriatna tihpun nan information pek an ni tur a ni a, mimal faina tha tak nei turin fuih an ni tur a ni, tiin Duke Kunshan University-a epidemiologist Benjamin Anderson chuan a sawi.
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