Nyocha T3: gịnị ka ọ bụ maka na otu esi aghọta nsonaazụ ya

Ndinaya

• Gịnị ka ọ bụ maka
• Olee otú ịghọta nsonaazụ
• Kedu ihe bụ azụ T3?

Nyocha T3 bụ onye dọkịta rịọrọ ka ọ gbanwee mgbe TSH gbanwere ma ọ bụ hormone T4 gbanwere ma ọ bụ mgbe onye ahụ nwere ihe ịrịba ama na mgbaàmà nke hyperthyroidism, dịka ụjọ, mgbatị dị arọ, mgbakasị na ọgbụgbọ, dịka ọmụmaatụ.

Mkpụrụ ọgwụ TSH bụ ọrụ na-akpali akpali maka mmepụta nke T4, tumadi, nke a na-emeju n'imeju imeju iji nwee ike ịmalite ụdị ọrụ ya, T3. Ọ bụ ezie na ọtụtụ T3 sitere na T4, thyroid na-ewepụtakwa homonụ a, mana obere.

Ọ dịghị mkpa ibu ọnụ iji mee ule ahụ, agbanyeghị, ụfọdụ ọgwụ nwere ike igbochi nsonaazụ nnwale ahụ, dịka ọgwụ ọgwụ thyroid na ọgwụ mgbochi, dịka ọmụmaatụ. Ya mere, ọ dị mkpa ịkọrọ dọkịta ka e wee nye gị nduzi maka nkwụsịtụ nchekwa nke ọgwụ iji mee nyocha ahụ.

Gịnị ka ọ bụ maka

A na-arịọ nyocha T3 mgbe a gbanwere nsonaazụ nke TSH na T4 ma ọ bụ mgbe onye ahụ nwere mgbaàmà nke hyperthyroidism. N'ihi na ọ bụ hormone nke a na-ahụkarị n'ọbara dị ala, a naghị eji usoro T3 naanị eme ihe iji chọpụta ọrụ thyroid, a na-ajụkarị ya mgbe enwere nkwenye nke nyocha nke nsogbu thyroid ma ọ bụ ya na TSH na T4. Mara ule ndị ọzọ na-atụle thyroid.

Na mgbakwunye na ịbụ ihe bara uru iji nyere aka na nyocha nke hyperthyroidism, a ga-enyekwa T3 ule iji nyere aka chọpụta ihe kpatara hyperthyroidism, dịka ọrịa Graves, dịka ọmụmaatụ, a na-enyekarị ya iwu na mmụba nke autoantibodies thyroid.

A na-eme nyocha ahụ site na ọbara nke ezigara na laabu, nke a na-ekpebi ịta ahụhụ nke T3 na T3 n'efu, nke kwekọrọ na 0.3% nke ngụkọta T3, ebe a na-ahụkwu ya na protein conjugated form. Ntuziaka bara uru nke Na ngụkọta T3 é n’agbata 80 na 180 ng / dL na nke Free T3 dị n'etiti 2.5 - 4.0 ng / dL, nwere ike ịdị iche dịka ụlọ nyocha.

Olee otú ịghọta nsonaazụ

Kpụrụ T3 dịgasị iche dabere na ahụ ike mmadụ, ma nwee ike ịbawanye, belata ma ọ bụ nkịtị:

• T3 elu: Ọ na-ekwenyekarị na nchoputa nke hyperthyroidism, na-egosi ọrịa Graves, ọkachasị;
• T3 ala: Ọ nwere ike igosi thyroiditis Hashimoto, hyponroidism ọhụrụ ma ọ bụ hypothyroidism nke abụọ, na-achọ nyocha ndị ọzọ iji kwado nyocha ahụ.

Nsonaazụ nke T3 ule, yana nke T4 na TSH, na-egosi na enwere mgbanwe ụfọdụ na mmepụta nke homonụ site na thyroid, ọ gaghị ekwe omume ịchọpụta ihe kpatara nsogbu a. Ya mere, dọkịta nwere ike ịrịọ nyocha ọzọ akọwapụtara iji chọpụta ihe kpatara hypo ma ọ bụ hyperthyroidism, dị ka ọnụọgụ ọbara, ule immunological na ima ihe nyocha.

Kedu ihe bụ azụ T3?

T3 na-agbanwe agbanwe bụ ụdị arụ ọrụ nke hormone nke sitere na ntụgharị T4. A na-arịọkarị usoro ntụgharị T3 ka a rịọ, na-egosi naanị ndị ọrịa nwere nnukwu ọrịa metụtara thyroid, yana ọkwa T3 na T4 belata, mana a na-achọpụta ọkwa dị elu nke T3. Na mgbakwunye, enwere ike ibuli T3 elu na ọnọdụ nke nrụgide na-adịghị ala ala, nje site na nje HIV na akụrụ akụrụ.

Ntụaka uru nke agbara T3 maka ụmụ amụrụ ọhụrụ nọ n'agbata 600 na 2500 ng / mL na site na ụbọchị nke asaa nke ndụ, n'etiti 90 na 350 ng / mL, nke nwere ike ịdị iche n'etiti ụlọ nyocha.