Primary malignant melanoma presenting as superior mediastinal mass.

@article{Kalra2011PrimaryMM,
  title={Primary malignant melanoma presenting as superior mediastinal mass.},
  author={Ankur Kalra and Ankit Kalra and Chandrasekar Palaniswamy and Mithil Gajera and Vijay Rajput},
  journal={International journal of surgery case reports},
  year={2011},
  volume={2 8},
  pages={
          239-40
        }
}
Malignant melanoma accounts for 1.5% of all cancers, and arises from a preexisting nevus in 40% of cases. Skin is the most common site for primary malignant melanoma. We present an extremely rare case of primary malignant melanoma presenting as a superior mediastinal mass. 

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