A challenging case of anaplastic large-cell lymphoma with primary bony presentation

Anaplastic large-cell lymphoma (ALCL) is a distinct type of T-cell lymphoma showing varied clinicopathological features. The clinical entities identified are systemic and primary cutaneous types. ALK+ ALCL are more common in childhood with predominant nodal presentation. Extranodal involvement is commonly seen in the skin, bones, soft tissue, lung, liver, etc., Here, we present an intriguing case of ALK+ ALCL in an adult patient primarily presenting as multiple bony lytic lesions