Nyocha T4 (n'efu na ngụkọta): gịnị ka ọ bụ maka na otu esi eme ya?

Ndinaya

• Kedu ihe bụ T4 na T4 n'efu?
• Kedu ka esi eme nyocha ahụ
• Mgbe ime

Nyocha T4 bụ iji nyochaa ọrụ nke thyroid site na iji tụọ ngụkọta homonụ T4 na T4 n'efu. N'okpuru ọnọdụ nkịtị, homonụ TSH na-akpali thyroid iji mepụta T3 na T4, nke bụ homonụ na-ahụ maka enyemaka nke metabolism, na-enye ike dị mkpa maka ịrụ ọrụ nke ahụ. T4 fọrọ nke nta ka ọ bụrụ conjugated na protein ka o wee buru ya n'ọbara gaa n'akụkụ dị iche iche ma nwee ike ịrụ ọrụ ya.

Onye dọkịta nwere ike ịkwado ule a na nyocha oge niile, mana ọ na-egosi nke ọma mgbe onye ahụ nwere mgbaàmà nke hypo ma ọ bụ hyperthyroidism, dịka ọmụmaatụ, ma ọ bụ mgbe enwere mgbanwe TSH gbanwere. Hụ ihe nyocha TSH na ụkpụrụ nrụtụ aka maka.

Kedu ihe bụ T4 na T4 n'efu?

A na-eji T4 niile na T4 zuru ezu iji nyochaa ọrụ thyroid, ya bụ, iji nyochaa ma gland ahụ na-emepụta homonụ kwesịrị ekwesị ma zuru ezu iji nye ume maka ọrụ metabolic nke ahụ. Ihe na-erughị 1% nke T4 nọ n'ụdị n'efu, ọ bụkwa ụdị a na-arụ ọrụ nke ọma, ya bụ, na-arụ ọrụ. T4 na-edozi protein enweghị ọrụ ọ bụla, a na-ebuga ya naanị n'ọbara na akụkụ ahụ, yana mgbe ọ dị mkpa, a na-ekewapụ ya na protein maka ọrụ.

Mkpokọta T4 kwekọrọ na mkpokọta hormone a rụpụtara, na-enyocha ma ego ejikọtara na protein na nke na-agbasa n'efu na ọbara. Otú ọ dị, ngụkọta T4 usoro onunu ogwu nwere ike ịbụ ntakịrị ihe na-enweghị isi, ebe enwere ike inwe nnyonye anya na protein ndị hormone nwere ike ijikọ.

Free T4, n'aka nke ọzọ, akọwalarị nke ọma, na-enwe mmetụta ọsọ ọsọ ma na-enye ohere nyocha ka mma nke thyroid, ebe ọ bụ naanị ọnụọgụ homonụ nke na-arụ ọrụ ma na-arụ ọrụ n'ime ahụ ka a tụrụ.

Kedu ka esi eme nyocha ahụ

A na-eme nnwale ahụ site na ịlele ọbara ma ọ nweghị nkwado dị mkpa tupu ịnara ya. Otú ọ dị, ọ bụrụ na onye ahụ na-eji ọgwụ ọ bụla na-egbochi thyroid, ọ ghaghị ịgwa dọkịta ka e wee tinye nke a n'uche mgbe ị na-enyocha.

A na-ezigara nnwale ahụ anakọtara na laabu, ebe a na-eme usoro ọgwụgwọ T4 n'efu na ngụkọta. Valueskpụrụ nkịtị nke Free T4 dị n'etiti 0,9 - 1,8 ng / dL, ebe ụkpụrụ nkịtị maka ngụkọta T4 dịgasị iche na afọ:

Tkpụrụ T4 dị elu ma ọ bụ belata nwere ike igosi hypo ma ọ bụ hyperthyroidism, ọrịa cancer thyroid, thyroiditis, goiter na ịmụ nwa nwanyị, dịka ọmụmaatụ. Na mgbakwunye, ụkpụrụ mbelata nke T4 n'efu nwere ike igosi erighị ihe na-edozi ahụ ma ọ bụ Hashimoto's thyroiditis, dịka ọmụmaatụ, nke bụ ọrịa autoimmune nke ejiri mbufụt nke thyroid na-eduga na hyperthyroidism na-esote hypothyroidism.

Mgbe ime

Na endocrinologist na-achọkarị ule T4 na ọnọdụ dịka:

• Gbanwee nsonaazụ TSH gbanwere;
• Adịghị ike, mbelata metabolism na ike ọgwụgwụ, nke nwere ike ịbụ ihe na-egosi hypothyroidism;
• Ahụ erughị ala, mmụba nke metabolism, ụba agụụ, nke nwere ike igosi hyperthyroidism;
• Echere cancer cancer;
• Nchoputa banyere ihe kpatara nwanyi enweghi ike.

Dabere na nyocha nke nsonaazụ ule na mgbaàmà nke onye ahụ, endocrinologist nwere ike ịkọwapụta nchoputa na ụdị ọgwụgwọ kachasị mma, si otú a na-edozi ọkwa T4. Mụta maka ule ndị ọzọ dị mkpa iji nyochaa thyroid gị.