个案

这起罕见的基因突变临床病例属于医学上的极端个案，对罕见病研究具有特殊的参考价值。

zhè qǐ hǎn jiàn de jī yīn tū biàn lín chuáng bìng lì shǔ yú yī xué shàng de jí duān gè àn, duì hǎn jiàn bìng yán jiū jù yǒu tè shū de cān kǎo jià zhí.

This rare clinical case of gene mutation is an extreme medical case and has special reference value for rare disease research.