Primary malignant melanoma of the duodenum without visible melanin pigment: a mimicker of lymphoma or carcinoma

• Main Authors: Li Hongxia (Author), Fan Qinhe (Author), Wang Zhen (Author), Xu Hai (Author), Li Xiao (Author), Zhang Weiming (Author), Zhang Zhihong (Author)
• Format: Book
• Published: BMC, 2012-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

<p>Abstract</p> <p>Primary malignant melanoma of the duodenum is an unusual oncologic entity. Patients usually present the similar clinical symptoms like other common tumors in this site. And there are no specific radiological features either. The cases with only little melanin pig...