I thinlung ‘thisen kalna kawng’ ber (Ascending Aorta) leh a pawimawhzia i zir chiang ang u.

Vawiin hian kan taksa peng pakhat pawimawh tak leh, a buaithlak deuh angin lang mahse, hriatthiam awlsam tak tak kan sawi dawn a ni. Chu chu (Ascending Aorta) a ni. A awlsam zawngin, hei hi thisen kalna bulpui ber, (Aorta) , kan thinlung atanga intan a, taksa pum puia thisen sem chhuaktu a ni. Tui dahna atanga in chhunga tui rawn luhtirtu main pipeline-a dah piece ang mai a ni. Chuvangin, he (Ascending Aorta) hi eng nge a nih, a chungah eng nge thleng, eng ang natna nge a thlen theih, engtin nge a hrisel theih ang tih i en ang u.

(Ascending Aorta) tih hi eng nge ni? Eng nge a thlen?

Kan taksa hi khawpui lian ang maiin han ngaihtuah teh. He khawpui chhunga in tin, dawr tin, hmun tinah tui a mamawh a ni. Chutiang bawkin kan taksaa cell tin hian thisen thianghlim, oxygen-a khat thisen an mamawh a ni. He thisen hi tuin nge taksa pum puiah pump chhuak? Kan thinlung. Thinlung pump thisen chu taksa pum puiah thisen kalna kawng lian ber, lian ber (Aorta) , a nih loh leh aorta lian ber hian a phur a ni.

Tunah chuan he (Aorta) hian hmun engemaw zat a nei ta.

1. (Ascending Aorta): Hei hi thinlung veilam a thisen pump chhuahna hmunpui ber Left Ventricle an tih atanga a chhuah ruala a chhoh lai a ni. Hei hi tunlai kan protagonist a ni.

2. (Aortic Arch): Tichuan he tube hi thingpui huan ang maiin chunglam hawiin a inbeng a. (Aortic Arch) an ti a.

3. (Descending Aorta): Tichuan he tube hi a chhuk a, rilru kaltlangin, pum chhungah a kal a. Chu hmun chu (Descending Aorta) an ti a.

Chuvangin, (Ascending Aorta) hnathawh ber chu thinlungin oxygen tamna thisen a pump chhuah chu la a, (Aortic Arch)-ah leh chuta tang chuan taksa pum puiah sem chhuah tan a ni. A bik takin, thisen kalna kawng pawimawh tak pahnih Coronary Arteries an tih, thinlunga thisen pe chhuaktu chu hei atang hian an intan thin (Ascending Aorta). Ngaihtuah teh, tui pump pawh hian hnathawh nan tui tlem a mamawh a, chutiang chuan a thawk a ni.

Hei (Ascending Aorta) hi khawiah nge a awm? Engtin nge a lan?

He (Ascending Aorta) hi kan rilruah a awm a, a bik takin kan rilru lai takah, (Sternum) hnung lamah, thinlung veilamah ruh lian tak a awm a. Thinlung (Left Ventricle) nen direct-in a inzawm a, chunglam hawiin a inzar pharh a ni.

A lan danah chuan aorta pumpui hi rod te tak te pakhat ang mai a ni. Ascending aorta hi rod tawi ber a ni a, thinlung hnaih atanga intan a, a sang ber a ni. Aortic arch hi rod kutkawr ang maia ben thinna hmun a ni.

Ascending Aorta hi a tlangpuiin centimetre 5 leh 8 (inches 2 atanga 3 vel) inkar a ni a, a zau zawng chu centimetre 3 atanga 4 vel a ni. A rilru a hnuai lam a pan chuan a zau zawng a tlahniam zauh zauh thin.

Ascending Aorta-a hmun hrang hrangte chu engte nge ni? Engtin nge a lo pian chhuah?

Aorta pumpui hi hmunpui pahnih ah then a ni a, chungte chu thoracic aorta leh abdominal aorta te an ni.(Ascending Aorta), (Aortic Arch), leh (Descending Aorta) te chu an inzawm khawm a, (Thoracic Aorta) an siam a ni.

Ascending Aorta hi Aortic Heart Valve bulah a intan a, chu chu Left Ventricle hnung lamah a awm a ni. He Aortic Valve hi kawngkhar ang mai a ni. Left Ventricle atanga Aorta chhunga thisen luang lut turin a inhawng a, a khar bawk. Ascending Aorta hi Brachiocephalic Artery hma lawkah a tawp a, chu chu Aortic Arch atanga branch lian ber hmasa ber a ni.

Ascending Aorta hian a then lian pahnih a nei a, chungte chu:

1. (Aortic Root): Hei hi (Ascending Aorta) zung, (Aortic Valve) hnaih ber a ni. Hemi chhungah hian bulb ang chi khur te te (Aortic Sinuses) an tih te a awm a. Hengte hi dinglam leh veilam (Coronary Arteries) (thinlung thisen pe thei arteries) intanna hmun a ni. Hei hi (Sinotubular Junction - STJ) awmna hmun pawh a ni. STJ hi (Ascending Aorta) chu normal tube a nihna hmun a ni.

2. Tubular (Ascending Aorta): Hei hi STJ hnuah a intan a, Aortic Arch thlengin a kal zel a ni. He hmun atang hian thisen kalna dang a branch chhuak lo.

Aorta hmun dang ang bawkin ascending aorta hi tissue layer thum atanga siam a ni. Pipe ang maiin han ngaihtuah teh, layer pathum nei:

• (Tunica Intima): Hei hi a chhungril ber a ni. Hemi hmang hian thisen a luang chhuak thin.
• (Media): Hei hi middle layer a ni. Elastic fiber tam tak a nei a. Chungte chuan thisen sang a zirin (Aorta) chu a inzawm khawm a, a inzawm khawm thei bawk. Mahse, hun kal zelah heng fiber te hi a chak lo thei a, a bang pawh a thim thei bawk.
• (Adventitia): Hei hi pawn lam layer a ni. Thisen kalna kawng te tak te a awm a, chu chuan (Aorta) wall-ah ei tur a pe a ni.

A awlsam zawngin sawi ila, Ascending Aorta hi ‘piece of pipe’ pawimawh tak, chak tak a ni a, thinlung atanga thisen a dawng hmasa a, taksa pum puiah a thawn tan a ni.

Eng natnain nge Ascending Aorta hi a nghawng?

Vanduaithlak takin he hmun pawimawh tak hian natna chi hrang hrang a siam thei bawk. A bulpui berte chu eng nge ni tih i lo en ang u:

• Aortic Aneurysms: Hei hi harsatna awm fo a ni. Aneurysm chu thisen kalna kawng bang a chak lo va, balloon ang maia a bulh chhuahna a ni. Chest-a aortic aneurysm 50% aia tam chu ascending aorta-ah a awm thin. Aortic root emaw tubular ascending aorta emaw ah an awm thei. Aortic aneurysms hi nunna atana hlauhawm tak a ni. Hei hi a chhan chu aneurysm hian thisen kalna kawng layer hrang hrangah mittui a siam thei a ni – chu chu aortic dissection an ti a ni. A nih loh leh, a rupture vek chuan taksa chhungah thisen chhuak nasa tak a awm thei bawk. Hei hi emergency a ni.

• (Aortic Valve Stenosis) tih hi a awm a:Aortic Valve hi Ascending Aorta-ah tel lo mah se, Ascending Aorta chhung lam bang-ah a inzawm tlat a ni. Aortic Stenosis hi Aortic Root leh Left Ventricle inkar Aortic Valve a narrowing a ni. Hei hian thinlung chu Aorta chhunga thisen pump turin a thawkrim zawk a ni. Hei hian heart muscle a ti lian thei a ni.

• (Aortic Valve Regurgitation): Hei hi (Aortic Valve) a khar tha loh chuan a thleng thin. Tichuan, (Aorta) chhungah hmalam pan ai chuan thisen chu (Left Ventricle)-ah a leak leh ta a ni. Hei hian thinlung hian a tlangpui aia thisen a pump tam tir thin. Hun a kal zel a, thinlung hi a chak lo thei hle. (Aortic Valve Regurgitation) pawh a awm thei a, hei hi (Ascending Aorta) a dilated vang a ni.

• Bicuspid Aortic Valve (BAV): Mi thenkhat chu an aortic valve-ah leaflet pathum nei lovin an piang a. Hetiang valve nei te hian ascending aortic aneurysm an vei theihna a sang hle. BAV hian aortic stenosis, aortic regurgitation emaw, a pahnih emaw a thlen fo thin.

• Connective Tissue Diseases: Natna nei (Marfan Syndrome) , (Loeys-Dietz Syndrome) , leh (Ehlers-Danlos Syndrome) te hian (Aneurysms) ang chi harsatna an nei thei a, a chhan chu (Aorta) wall chu a chak lo thei a ni.

• Inflammatory Disorders: Giant Cell Arteritis leh Penetrating Atherosclerotic Ulcers ang chi natna hian aorta wall a tichhe thei bawk.

Heng chhinchhiahnate hi hlauhawm deuh angin lang mah se, a hmaa hriat chhuah a, uluk taka enkawl a nih chuan control theih a ni .

Engtin nge ka Ascending Aorta hi ka hrisel theih ang?

I thinlung leh circulatory system hrisel taka awm theihna tura i tih ang chiah hi Ascending Aorta hriselna atan pawh a tha hle.

• Ei leh in hrisel leh inthlau tak ei rawh: Sodium (salt), cholesterol leh saturated fats tlemna ei tur ei thin ang che. Thei, thlai, whole grains, leh fiber ei tam zawk rawh.
• Exercise neih fo: Ni khatah minute 30 tal kea kal, tlan, tui chawi ang chi thil ti rawh. Thinlung a tichak a, thisen sang a control bawk.
• Meizial leh zuk leh hmuam bansan vek rawh: Meizial hi thisen kalna kawng hmêlma lian tak a ni. Aorta wall a tichak lo va, aneurysm awm theihna a tipung bawk.
• Zu in tlem emaw titawp emaw: Zu in tam lutuk hian thisen sang a tisang thei a, thinlung leh thisen kalna kawng a tichhe thei bawk.
• Medical checkup neih fo: Doctor-in a tih angin regular checkup neih a pawimawh hle a, a bik takin thisen sang, cholesterol, zunthlum ang chi harsatna i neih chuan emaw, i chhungte zinga mi tu emaw chuan aortic lama harsatna a neih chuan.

Engtikah nge Doctor ka hmuh ang?

Ascending Aortic Syndrome emaw, thinlung natna dang emaw i vei tih hmuhchhuah i nih chuan, i natna lan chhuahna thar i neih chuan emaw, i natna lan chhuah tawhte chu a zual deuh emaw chuan doctor pan nghal rawh.

Tin, a hnuaia symptoms pakhat emaw a aia tam emaw i neih chuan aneurysm puak chhinchhiahna a ni thei a, emergency medical attention i pan nghal tur a ni:

• Luak chhuak emaw, muthilh emaw (fainting).
• Thinlung thawk chak tak.
• A rilru emaw, hnungzang chunglam emaw a na nasa hle.
• Thâwk harsa.

Hetiang symptoms hi ngaihthah suh. Enkawlna lak hma hian nunna a chhanhim thei a ni.

Take-Home Thuchah a ni

Ascending aorta hi kan taksaa thisen kalna kawng lian ber, aorta peng hmasa ber a ni. Thinlung nen a inzawm a, thinlungin a pump chhuah oxygenated blood taksa pum puia sem darh tura puituah a pawimawh hle.

Ascending Aorta-a harsatna thenkhat, ruptured aneurysm te hi nunna atana hlauhawm tak a ni thei. Chuvangin, i chhungkuaa mi pakhatin thinlung natna a neih tawh a nih chuan, emaw, kum 65 chunglam i nih chuan, Ascending Aorta-a harsatna i neih theihna tur tihtlem dan tur i doctor nen sawiho rawh. Mahni invenna tha ber chu nun hrisel taka nun hi a ni. I thinlung kha enkawl rawh, a chhan chu a nung reng che a ni!

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