血膿 is read as ちうみ (chiumi) and means bloody pus.
ちうみ
chiumi
けつえん
blood relative
ち
blood
けっかん
blood vessel
けつあつ
blood pressure
けつえき
ちまなこ
(doing something in a) frenzy
けつにく
flesh and blood
けっとう
blood sugar
けつゆうびょう
hemophilia
けつえきがた
blood type
lineage
けっこう
circulation (of the blood)