Kuhi ʻia kēia pahu no ka ʻike nui in vitro ma ka thyroid-stimulating hormone (TSH) i loaʻa i ka
kanaka serum / plasma / holoʻokoʻa laʻana koko a hoʻohana 'ia no ka loiloi 'ana i ka pituitary-thyroid hana. ʻO kēia pahu wale nō
hāʻawi i ka hopena hoʻāʻo o ka hormone hoʻoikaika i ka thyroid (TSH), a e nānā ʻia ka hopena i loaʻa
hui pū me nā ʻike lapaʻau ʻē aʻe.