Zvigadzirwa zvemuviri zvinowanzotariswa panguva yengano yekenza
Kune vazhinji, shoko rokuti "isthmus" rinoreva chikamu chiduku chenyika yakakomberedzwa nemvura iyo inobatanidza zvikamu zviviri zvepasi guru.
Kana ikashandiswa mune zvehutano, inofananidzira chimwe chinhu chakafanana: nhengo shoma, ndima, kana chidimbu chezviviri zvinobatanidza zvikamu zviviri zvakakura. Iyo inogona kushandiswa kune nzeve (isthmus yeEustachian tubes), chibereko (isthmus yechibereko), uropi (isthmus ye cingulate gyrus) uye chirwere chetachiona (isthmus ye thyroid).
Icho chiri muhutano hwekupedzisira - sechikamu chetachiona - kuti basa rehistori rinotora zvakakosha pakurapa kenza.
Basa reIsthmus ye Thyroid
Icho chinyorwa ndicho chimiro chinoumba bhiriji pakati pemakumbo maviri ehutachiona uye inoshumira sechifukidzo chezvindori zviviri zvepombi (trachea). Iyo utachiona pachayo inoratidzika segurakiti iri pamberi pehuro apo iri pasi pemarara.
Utachiona hutachiona hunoita kuti muviri uwedzere kushandiswa nekuvhara mahomoni anodzivirira kutonhora, kukura, simba remasimba, chido, uye hutano hwemoyo wako, uropi, itsvo, uye kubereka. Icho chinyorwa chiripo chete kutsigira nekugadzirisa nhengo idzi.
Matambudziko eGyroid Glands uye Isthmus
Utachiona hwakanaka hunenge hukuru hwekota uye kazhinji haugoni kunzwa kana kuonekwa kuburikidza neganda. Kusiyana neizvi, utachiona unoputika (unonzi goiter) hunogona kutarisa kana kunzwa sechinhu chiri pamberi pehuro.
Iyo utachiona dzimwe nguva inogona kuva nezvinetso kudzivirira huwandu hwakakwana hwehomoni mumuviri. Iro hormone yakawanda (chirwere chinonzi hyperthyroidism ) chinogona kukonzera kuora muviri, kuputika, kurwadziwa kwepfupa, makumbo, uye chirwere. Zvishoma zvishoma ( hypothyroidism ) uye munhu anogona kuwedzera uremu, kunzwa kutonhora, uye ane ganda rakaoma kana bvudzi.
Matambudziko echomukati chinosanganisira agenesis (kusabatwa kwechikonzero chekuzvarwa kwechiremera) kana kukuvadzwa zvakananga (kazhinji kushamwaridzana nemumwechete kana kuti zvose zviri zviviri).
Chero kusakosha kwehutachiona huchaita kuti chiremba wako aenzanise mazinga ehutori-stimulating hormone (TSH) muropa rako. Zvimwe zviongorori zvinogona kusanganisira:
- kuongorora muviri wemutsipa, utachiona, trachea, uye lymph nodes kuti uongorore kukura kana kukura kusina kujairika
- ultrasonography, chigunyu chekufungidzira chinoshandisa mazhenje ezwi
- radionuclide scanning iyo inoshandisa tsanangudzo yakawanda yezvinhu zvakasvibiswa zve radioactive kuti ibudise majeeti panguva yekufungidzira
- biopsy yematokisi ehutano
Kubviswa kweTyroid uye Isthmus
Kana bhiopsy inoratidza kuvepo kwekenza muhutachiona, zvikamu zvehutachiona hunofanira kubviswa. Iyi nzira, inonzi thyroidectomy, inogona kusanganisira kubviswa kweimwechete kana kuti zvose zviri zviviri. Kana kenza isingaiti (inopararira mberi kwenzvimbo yepamuviri yepakutanga), iyo ismmus inogonawo kubviswa muitiro inonzi isthmectomy.
Kune mhando dzakasiyana dzakasiyana-siyana dze thyroidectomy inotarirwa kuti yakawanda sei gland rinofanira kubviswa:
- Chero thyroidectomy (kubviswa kwehutachiona hwose)
- Utachiona lobectomy (kubviswa kwechimwe chete)
- Chikamu chine rusarura chelobectomy (kusarudzwa zvishoma kwelobe)
- Utachiona lobectomy ne isthmectomy (kubviswa kwelobe uye isthmus)
- Subtotal thyroidectomy (kubviswa kwese lobe, isthmus uye lobe zvishoma)
Chinhu
- > Mathur, A. naDoherty, G. "Chitsauko 1: Utachiona uye Utsi Dissection." Nzira Dzozvino: Kuvhiya . 2010; New York: McGraw-Hill.