Digital mucous cyst on omamoodi ganglion, mida sageli nähakse käel. Ganglion on pehmete kudede kasvaja, mis asub liigese või kõõluse kõrval. Digital mucous cyst areneb spetsiifiliselt distaalse interfalangeaalliigese (DIP-liiges) tagaküljelt. Need tsüstid esinevad sageli aluseks oleva DIP-liigese osteoartriidiga. Digital mucous cysts are a type of ganglion commonly found on the hand. A ganglion is a soft tissue tumor that is found next to a joint or tendon. A digital mucous cyst is a ganglion that arises from the dorsum of the distal interphalangeal joint (DIP joint). Digital mucous cysts commonly have an association with underlying DIP joint osteoarthritis.