Ganglia of the flexor tendon sheaths in the hand.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D008875:Middle Aged; D009339:Needles; D012737:Sex Factors; D013581:Synovial Cyst / Q000209:etiology / Q000473:pathology* / Q000601:surgery; D013710:Tendons; D013997:Time Factors; D014955:Wrist Joint