関節炎(かんせつえん)

Composed of 関節(かんせつ) (joint) + 炎(えん) (inflammation). A medical term that follows the common Japanese pattern of body part + 炎(えん) for inflammatory conditions.

Types

• 変形性(へんけいせい)関節症(かんせつしょう): osteoarthritis
• 関節(かんせつ)リウマチ: rheumatoid arthritis
• 痛風(つうふう): gout (also causes joint inflammation)

Symptoms

• 痛(いた)み: pain
• 腫(は)れ: swelling
• こわばり: stiffness

Common collocations

• 関節炎(かんせつえん)になる: to develop arthritis
• 関節炎(かんせつえん)の治療(ちりょう): arthritis treatment
• 関節炎(かんせつえん)が悪化(あっか)する: arthritis worsens

Common patterns

The suffix 炎(えん) is productive in medical terms: 肺炎(はいえん) (pneumonia), 胃炎(いえん) (gastritis), 皮膚炎(ひふえん) (dermatitis).