I thinlung chawmtu coronary arteries chungchang i zir dawn teh ang.

I thinlung hi taksa peng mak tak a ni a ni lawm ni? Chhun leh zan a thawk a, taksa pum puiah thisen a pump chhuak thin. Chuvangin he thinlung hian hna thawk turin chakna, thisen thianghlim tihna a mamawh bawk. Chu hna hlu tak chu vein system bik pakhat, coronary arteries an tih hian a thawk a ni. Hemi chungchang hi vawiin hian han sawi ila.

Heng coronary arteries te hi engte nge ni?

A awlsam zawngin sawi ila, coronary arteries hi i thinlunga oxygen leh nutrients pe chhuaktu thisen kalna kawng lian ber a ni. Thinlung ‘supply line’ ang mai an ni . Thinlung chu a thawk chhunzawm zel thei a, taksa pum puiah thisen a pump chhuak thei bawk. Coronary artery lian pahnih i nei a, chungte chu Right Coronary Artery (RCA) leh Left Main Coronary Artery (LMCA) te an ni. Chûng zînga pêng tin chu pêng tê zâwkah an inṭhen a, chu chu thinlung ruh chhûng thuk takah a lut a ni.

Chûngte chuan engtin nge thinlung chu a ṭanpui? (Thiltih)

Coronary arteries leh a branch te hnathawh ber chu i thinlungah thisen pek hi a ni. Ngaihtuah teh, i thinlung ruhte pawh hian hnathawh tur chuan chakna a mamawh a ni. Chu chakna chu thisena oxygen leh nutrients atanga lo chhuak a ni. Chuvangin heng artery atanga thisen lo chhuak avang hian heart muscle te hian a contract tha thei a, taksa pum puiah thisen a pump thei a ni. Heart engine-a gasoline supply ang maiin an che thin. I hrethiam em?

He coronary artery hi khawiah nge a awm? (Hmun)

I coronary arteries te hi heart muscle chhehvel leh chhungah a awm a. I taksaa main artery, aorta atanga tan an ni. A dik tak chuan aortic root atanga branch off a ni a, chu chu aorta atanga chhuak hmasa ber a ni a, chu chu left ventricle (thinlung atanga taksa peng hrang hranga oxygenated blood pump tan thin) atanga chhuak a ni. Hengte hi i aorta atanga branch chhuak hmasa berte an ni.

Coronary arteries te hi engtin nge an awm?

Kan sawi tawh ang khan coronary artery lian pahnih a awm a. An zîngah hian branch engemaw zât an nei ṭheuh a. Chu chu engtin nge a thawh tih i en ang u:

• Right Coronary Artery (RCA): Hei hian i thinlung dinglam atrium leh right ventricle ah thisen a pe chhuak thin. Hengte hi deoxygenated thisen chu lung chhunga thawn hmaa a khawlkhawmna hmun a ni. Tin, thinlung rhythm control tu centre pawimawh pahnih sinoatrial (SA) node leh atrioventricular (AV) node-ah thisen a pe bawk. Heng node pahnih hian heart kaltlangin electrical signal an thawn a, heart muscle chu engtikah nge a contract tur tih an hrilh thin. RCA hian thinlung hnuai lam chamber pahnih, interventricular septum chu a branch atanga inthenna wall-ah thisen a pe bawk.

• A rilru a buai em em a, a rilru a hah em em bawk a. Left Main Coronary Artery (LMCA):Hei hian i thinlung left atrium leh left ventricle ah thisen a pe chhuak thin. Hengte hi lung atanga oxygen nei thisen a khawlkhawmna hmun a ni a, chu chu thinlungin taksa dang zawng zawngah a pump chhuah hmain a ni. A branch te hian interventricular septum hmun thuma ṭhena hmun hnih dangah thisen an pe chhuak a ni.

Mi zawng zawng coronary arteries hi a inang vek em? (A danglamna) .

Hei pawh hi thil pawimawh tak a ni. A châng chuan mi tinte coronary artery system branch siam dân hi a inang lo deuh thei bawk. Lungngai suh, hei hi thil pangngai a ni. Entirna tlemte chu hetiang hi a ni:

• Coronary arteries chhehvelah hian thau layer awm tlangpui mahse, mi thenkhatah chuan heng arteries te hi heart muscle chhungah a awm thin.
• Mipui 10% vel chuan an SA node leh AV node chu right main coronary artery (RCA) aiin left main coronary artery (LMCA) atanga supply a ni.
• A chang chuan aorta atang hian coronary artery pakhat chauh a intan a, chutah chuan dinglam leh veilam branch ah a inthen thei bawk.

Heng inthlak danglamna tam zawk hi a hlauhawm lo va, symptoms a awm lo. Mahse, a tlem hle (khawvel mihring 1% aia tlem)-ah chuan heng coronary artery abnormalities hian harsatna lian tak a thlen thei a, a chang chuan thihna pawh a thlen thei bawk. Chuvang chuan heart symptoms i neih chuan doctor pan a pawimawh hle.

He vein hi engtiang chiahin nge a lian? (Lenzawng tehna)

Coronary arteries lian ber berte hi a tlangpuiin millimeter 3 leh 4 inkar a ni. Chu chu in tur straw zau zawng aiin a te deuh. Mahse heng arteries te hi i mipa leh hmeichhia, i taksa rih zawng, leh a chang chuan i hnam pawh a zirin a lian lo thei hle.

He artery hi eng atanga siam nge ni? (Phuahkhawm)

Coronary arteries telin artery zawng zawng bang hi layer lian pathum atanga siam a ni. Heng layer te hi onion vun ang maiin a chungah an inzawm khawm a.

• Tunica intima: Hei hi a chhungril ber a ni. I thisen nen a inzawm a, engmah tihbuai lohvin arteries kaltlangin a kal tluang thei a ni.
• Media: Hei hi middle layer a ni. A flexible hle a, rubber band ang maia a inzawm tihna a ni. Chuvangin he layer hi a inzawm khawm thei a, a inzawm khawm thei a, chu chuan artery chhunga thisen sang dik tak a vawng reng thei a ni.
• Adventitia: Hei hi pawn lam layer a ni. Thisen kalna kawng te te a awm a. I thisen atanga oxygen leh nutrients te chu an la a, thinlung cell-ah an thlen a, chutah chuan artery wall-a cell te pawh a tel a ni.

Coronary arteries tibuaitu natnate chu engte nge ni? (Dinhmun)

Lungchhiatthlak takin heng coronary arteries hlu tak takte pawh hi natna a lo awm thei bawk. A natna langsar ber leh a tam ber chu coronary artery disease (CAD) a ni.

Hei hi `(atherosclerosis)` tih natna avanga lo awm a ni fo. A awlsam zawngin sawi ila, thau leh cholesterol ang chi thilte chu thisen kalna bang chhungah a awm tihna a ni (doctor-te chuan hei hi `(plaque)` an ti a), pipe-a bawlhhlawh a tlakbuak ang chi, thisen kalna kawng a tikhawlo tihna a ni. Hetianga thisen kalna kawng (arteries) a inkharkhip chuan thinlung hian thisen a dawng tlem hle. `(heart attack)` pawh a thlen thei.

Ngaihtuah teh, i in chhunga tui pipe-te chu hun kal zelah bawlhhlawh leh bawlhhlawhin a khuh a, tui luang chhuak a tihtlem ang mai a ni. A tir lamah chuan tlem an khar a nih pawhin thil lian tham a ni lo, mahse hun kal zelah an inkhar nasa thei hle.

Acute Coronary Syndrome (ACS) hi coronary arteries kaltlangin thinlunga thisen kal chu a tawp nghal mai thin a ni . Heart attack hi ACS chi khat a ni. CAD ang bawkin he natna hi atherosclerosis vang a ni fo thin.

Hei bakah hian coronary arteries tichhe thei natna dang, a tlangpui lo zawk engemaw zat a awm bawk:

• Aneurysms: Thisen kalna kawng bang chak lo, balloon ang maia pawn lam hawia bul chhuak. Hei pawh hi a puak thei bawk .
• Congenital arterial abnormalities: Mi thenkhat chu an pianpuiah an coronary arteries-ah inthlak danglamna engemaw zat an nei thei.
• Coronary artery spasms: Arteries chhunga taksa ruhte a tikhauh nghal. He taksa ruh hi a tight a, a nih loh leh a spasm chuan arteries te chu rei lo te chhung atan a inkharkhip thin. Hei hian rilru natna a thlen thei a, chu chu Prinzmetal angina an ti a ni.

Engtin nge heng thisen zam hlu tak takte hi hrisel taka kan vawn theih ang? (Invenna/Hriselna atana hman dan) .

A tha ber chu heng natna te hi an lo thlen hmaa ven hi a ni. Heng thilte hi i thinlung leh coronary arteries hriselna atana i tih theih a ni. Hengte hi thil harsa tak tak a ni lo va, ngaihtuahna tlemte nen pawh tih theih a ni.

• Sodium (salt), cholesterol, leh saturated fats (ran thau ang chi) te tlem, ei leh in hrisel, inthlau tak ei rawh. Thlai, thei, whole grains, leh fiber tamna ei tur tam zawk ei rawh.
• Exercise tih fo thin ang che . Ni khatah minute 30 tal kea kal, tlan, tui chawi ang chi thil tih hi a ropui hle.
• I thisen sang control rawh. Doctor nen inbia la, a tul ang ang ti rawh.
• Meizial zu leh zuk leh hmuam (chewing gum ang chi) hman loh vek tur a ni. Hei hi a pawimawh hle.
• Zu in hi tihtlem la, a tha zawk chu titawp vek rawh.

Engtikah nge doctor i hmuh ang? (Engtikah nge tanpuina dil tur)

Heng symptoms zinga pakhat tal i neih chuan heart attack chhinchhiahna a ni thei. Chuvangin 911 call emaw, damdawi in hnai ber pan nghal emaw rawh. Hetiang hun lai hian hun hi a pawimawh ber a ni.

• Chhuak na emaw, nuam lo emaw:A rilru chu a hrual, a hrual emaw, a rit emaw ang maiin a lang thei. He natna hi minute tlemte aia rei a daih thei a, a lo thleng leh thei bawk.
• Cold sweats a ni.
• Kawngkhar, kawr, hnungzang, kut (a bik takin kut veilam), emaw kekawrte area-a natna emaw, nuam lo emaw.
• Thâwk harsa, thawk hah ang maia inhriatna.
• Chak lo, rilru hah, emaw, luak chhuak emaw tih hriat.
• Nausea emaw, luak chhuak emaw.

Heng symptoms te hi mi zawng zawng tan a inang vek lo va, mi thenkhat chuan heng zinga pakhat emaw pahnih emaw chauh an nei thei bawk. Heng symptoms te hi a inang lo thei hle a, a bik takin hmeichhia leh zunthlum vei te tan chuan a inang lo thei hle. Chuvangin rinhlelhna i neih chuan damdawi lam thurawn la nghal a tha ber.

Kan hriat reng tur pawimawh ber berte (Take-Home Message) .

Okay, chuvang chuan vawiinah hian kan sawi tam ta hle mai. I coronary arteries te hi thisen kalna kawng pawimawh tak tak an ni a, chu chuan thisen chu i thinlungah a phur a, chu chuan i thinlung thauah oxygen leh nutrients a pe a, i taksa pum puiah thisen pump turin a pui bawk. Heng arteries te hi a block a nih chuan, chu chu coronary artery disease (CAD) an tih condition a ni a, i thinlung hian thisen a hmu tlem thei lo. Chu chuan heart attack a thlen thei a, chu chu nunna atana hlauhawm tak a ni.

Mahse thu lawmawm tak chu nun hrisel taka nun, chu chu exercise neih fo te, ei leh in hrisel ei te, meizuk loh te hian CAD leh heart attack i vei theihna chu nasa takin i tihtlem thei a ni. Chuvangin i thinlung hi enkawl la, heng tips te hi zawm rawh. Doctor nen inbia la, i thinlung hriselna hi en reng rawh. Tichuan, thinlung hrisel tak pu chungin nun rei tak, hlim takin i nung thei ang.

` Lung, coronary artery, heart attack, thisen kalna kawng, thinlung natna, hriselna, atherosclerosis