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Giant Tumor of the Back
Daniel B. Eisen, MD;
Ernest E. Lack, MD;
Marc Boisvert, MD;
Thomas P. Nigra, MD
Washington Hospital Center, Washington, DC
Arch Dermatol. 2002;138:1245-1250.
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| Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings. |
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REPORT OF A CASE
A 47-year-old white man presented with a 6-month history of what he
thought was a cyst on his left upper back area (Figure 1 and
Figure 2).
The cyst had been foul smelling for some time and had recently begun to bleed.
His medical history was significant for schizophrenia. His only medication
was chlorpromazine.
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Figure 1.
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Figure 2.
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Physical examination revealed an 8.0 x 9.0 x 4.5-cm multiloculated,
ulcerated, necrotic, foul-smelling tumor attached by a narrow pedicle to the
left upper scapular area. An excisional biopsy was performed (Figure 3 and Figure 4).
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Figure 3.
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Figure 4.
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What is your diagnosis?
Diagnosis: Giant amelanotic malignant melanoma.
On gross examination, the tumor was nodular, ulcerated, and at least
4 cm thick. Histologically, there was a well-developed junctional melanocytic
proliferation. The melanocytes also showed confluent dermal growth, a . . . [Full Text of this Article]
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