A 52-year-old male presents with a 3-month history of extremely pruritic skin on the wrist and hand. On exam the patient exhibits generalized erythroderma and lymphadenopathy. What is the diagnosis?
A 52-year-old male presents with a 3-month history of extremely pruritic skin on the wrist and hand. On exam the patient exhibits generalized erythroderma and lymphadenopathy. Peripheral blood smear is performed.
The diagnosis is: