気腫 is read as きしゅ (kishu) and means emphysema.
きしゅ
kishu
きしゅそきん
Clostridium chauvoei (bacteria that causes blackleg)
はいきしゅ
pulmonary emphysema
しゅき
swelling
きずく
to regain consciousness
きはい
tone (of the market)
きがかり
worry
きこう
climate
きくばり
care
きちがい
madness
きしょう
disposition
きどる
to act like (something one isn't)
きむずかしい
bad-tempered