劇げき症しょう

noun which may take the genitive case particle 'no'

fulminant; hyperacute; acute and severe

Medical term describing a disease that develops suddenly and severely, often with a rapid, life-threatening course. Used in phrases like 劇症肝炎 (fulminant hepatitis).

• 劇げき症しょう肝かん炎えんは急きゅう激げきに肝かん機き能のうが低てい下かする危き険けんな病びょう気きです。

  Fulminant hepatitis is a dangerous disease in which liver function declines rapidly.

• この感かん染せん症しょうは劇げき症しょう化かすることがあり、早そう期き治ち療りょうが重じゅう要ようです。

  This infection can become fulminant, so early treatment is important.