重症筋無力症 じゅうしょうきんむりょくしょう Meanings Noun myasthenia gravis Kanji 重 heavy. Read as ジュウ. 症 symptom. Read as ショウ. 筋 muscle. Read as キン. 無 without 力 power. Read as リョク. Word lists Medicine Jinuma: Japanese Dictionary · Word lists