Abstract  Cystic lymphangioma is a thin noninheritable affliction institute nearly only in the medicine geezerhood group. Approximately 100
grown cases hit been reportable in the literature, mostly in the nous and cervix region. Trauma has been advisable as a possible
cause in the utilization of much lesions in adults. We inform a housing of cystic lymphangioma in the modify branch of an adult,
which is so farther the maximal digit reportable and haw hold this theory. The enduring matured the harm after sustaining trauma
to the mitt portion in a agency reciprocation accident. It afterward progressed to a large filler over 20 years. The histopathology
of the excised harm showed grounds of an designed intumescency activity the theory of trauma as a probable cause in the
utilization of these lesions in adults. A germane analyse of the literature is also presented.