Anaplastic lymphoma kinase-negative primary systemic anaplastic large cell lymphoma mimicking a ruptured epidermal cyst of the scalp: a case report and literature review
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The incidence of anaplastic large cell lymphoma is 0.25 cases per 100,000 people. It usually causes lymphadenopathy and B symptoms; however, diverse cutaneous manifestations can also be observed. We report a rare case of anaplastic large cell lymphoma of the s... ...
