ka mīkini paʻi kani kani uila , nā paʻi kiʻi a i ʻole nā ​​​​mea hoʻopaʻa kiʻi. Hiki ke kapa ʻia E pili ana i kahi huahana i hoʻohana pono ʻia e loaʻa nā hōʻailona wikiō a paʻi i nā kiʻi hōʻailona wikiō. He kūikawā kēia mīkini paʻi ultrasound , ʻo ka hapa nui i ka ʻeleʻele a me ke keʻokeʻo, akā i ke kala.