THE ADOLESCENT boy pictured in the figures has had lesions in this area since birth. The vesicles, limited to the left shoulder and axilla, have enlarged and have become more numerous throughout these years. They are slightly pruritic. During the past 2 years, several of the vesicles have intermittently become hemorrhagic and have discharged clear fluid. The patient has been in excellent health. No other family members have similar lesions.
The vesicles are unilocular and multilocular, ranging from 1 mm to 5 mm, and involve the left posterior axilla and left lateral scapular area (Figure 1 and Figure 2). A prepared punch biopsy specimen is pictured in Figure 3 and Figure 4.
Denouement and Discussion
Lymphangiomas are hamartomatous malformations made up of dilated lymphatic channels. The lesions have been subdivided into various types throughout the years, based primarily on appearance and extent of involvement. The most frequently used
Mackey SL, Smith KJ, Yeager JK. Picture of the Month. Arch Pediatr Adolesc Med. 1994;148(6):609–610. doi:10.1001/archpedi.1994.02170060063011
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