noun
angular cheilitis; angular cheilosis
Medical term for inflammation at the corners of the mouth, often caused by infection or nutritional deficiency.
口角炎の原因はビタミン不足やカンジダ感染など様々です。
Causes of angular cheilitis include vitamin deficiency and candida infection, among others.
口角炎がひどくなると、口を開けるときに痛みを感じます。
When angular cheilitis worsens, you feel pain when opening your mouth.