* After starting PEM as salvage therapy for recurrent lung cancer, the patient experienced improvement but also developed complications like thrombocytopenia and splenomegaly, along with laboratory findings indicative of lymphoma.
* A diagnosis of grade 1/2 follicular lymphoma (FL) was confirmed through tonsillar biopsy, and the patient achieved complete metabolic response after treatment with rituximab, but experienced a relapse four months later, leading to another successful treatment regimen.