Congenital cysts of the thymus gland.
D000293:Adolescent; D000328:Adult; D000368:Aged; D003560:Cysts / Q000151:congenital*; D004407:Dysgerminoma / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013950:Thymus Gland / Q000473:pathology*; D013953:Thymus Neoplasms / Q000473:pathology