Gịnị ka ala oghere Vienna

The ala oghere Vienna a dịgasị arịa, nke na-etolite nri na n'aka ekpe iliac akwara banyere n'etiti anọ na nke ise vertebrae nke lumbar kaadị. Nke a oghere e mere maka venous ọbara ikpokọta ke ala akụkụ nke ahụ mmadụ. The ala oghere Vienna, na dayameta nke nke dịgasị iche n'ebe 2 to 3.4 cm, emi odude ke na retroperitoneum. Ọ penetrates na diaphragm na were were abatakwa nri atrium, na-ewere ya Ruth ọbara ndị ọzọ veins. Nọmalị, ụgbọ ga-agbanwe kwa n'oge na-eku ume usoro: eloda mgbe ọ na-na-emekarị abịakọrọ, na mgbe ị na-elo bụ ya ndọtị. Ọ bụ n'ihi na onu nke ala oghere Vienna dị iche aorta.

The n'ihu elu nke akwara mejupụtara a mgbọrọgwụ nke mesentery nke obere eriri afọ, testicular akwara na nri kwụ nke nke duodenum, pancreas n'elu nke isi dị. The elu arịa ihu ebe hụrụ ndọtị nke gbara n'akụkụ atọ site hepatic umi. The ala oghere Vienna na-enweta ihe visceral na parietal alaka ọbara. Nke ikpeazụ na-agụnye nkezi sacrum na lumbar akwara, nakwa dị ka ala diaphragmatic aorta. IVC usoro a kpụrụ nke nkwonkwo, site na nke ọbara na-anakọtara site na ụkwụ, pelvic na abdominal uji eze.

parietal tributaries

Analogues lumbar akwara veins bụ otu aha na ndị yiri ka N'ezie na-ewere ọbara dum gbara ya gburugburu ebe. N'ozuzu dị otú ahụ arịa nwere nkwurịta okwu na usụhọde vena cava na a rụrụ mgbe outflow ọbara si n'ógbè nke ọgidigi azụ. Na phrenic veins rụrụ ọbara outflow si na ala nke diaphragm.

System visceral tributaries

Lower visceral oghere Vienna mejupụtara tributaries na-anakọta ọbara si viscera. Dị ka ihe atụ, ọrụ bụ iwepu hepatic veins n'ebe ọbara umeji adrenal arịa nke ezitekwara ọbara adrenal gland. Gbasara akụrụ uzuoku Vienna maka ọnọdụ nke akụrụ na ureters, testicular na arịa, karị, sitere si nwanyi ovaries na nwoke testes.

Ọrịa nke vena cava

Thrombotic occlusion nke ala oghere arịa bụ otu n'ime ndị kasị oké forms of venous mgbochi ala ala uwa. Nke a daa ọrịa bụ fọrọ nke nta mgbe na-eduga ná bilateral ọnya nke ala na nsọtụ. Na nke a, ọrịa a kwafuru mgbu na ike igbasa bụghị naanị ụkwụ ma na ukwu, ike na afo. Ke adianade do, adị ka okporo ụkwụ na femur emee ọkọ nke nta nke nta na-ekpuchi dum ebe nke ala N'ịdị ruo mgbe ụkwụ. Na ọzọ n'oké ikpe, nwere ike iza na ike, kenwe na ọbụna ihu abdominal mgbidi. N'ihi na ụfọdụ ndị, e varicose obere saphenous veins, na-emepụta multiple trophic ọnyá na na-eguzogide ọgwụ ọgwụ ọgwụgwọ. Bụrụ na nke mebiri nke usụhọde vena cava nke ọrụ pụrụ ịdị na a oké njọ sikwuoro dị ka adịghị ike.