2761
Herein, we describe a patient with AIDS who presented to medical attention with pancytopenia 48 months postchemotherapy with etoposide, prednisone, vincristine, cyclophosphamide, doxorubicin, and rituximab (R-EPOCH) for diffuse large B-cell lymphoma.
 ( adverse event: presented ,  a patient with AIDS: Subject, AIDS: Subject.Disorder, medical attention with pancytopenia: Effect, 48 months postchemotherapy with etoposide, prednisone, vincristine, cyclophosphamide, doxorubicin, and rituximab (R-EPOCH): Treatment, diffuse large B-cell lymphoma: Treatment.Disorder, 48 months: Treatment.Duration, etoposide: Treatment.Drug, prednisone: Treatment.Drug, vincristine: Treatment.Drug, cyclophosphamide: Treatment.Drug, doxorubicin: Treatment.Drug, rituximab: Treatment.Drug, etoposide: Combination.Drug, prednisone: Combination.Drug, vincristine: Combination.Drug, cyclophosphamide: Combination.Drug, doxorubicin: Combination.Drug, rituximab: Combination.Drug) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: presented ,  a patient with AIDS: Subject, AIDS: Subject.Disorder, medical attention with pancytopenia: Effect, 48 months postchemotherapy with etoposide, prednisone, vincristine, cyclophosphamide, doxorubicin, and rituximab (R-EPOCH): Treatment, diffuse large B-cell lymphoma: Treatment.Disorder, 48 months: Treatment.Duration, etoposide: Treatment.Drug, prednisone: Treatment.Drug, vincristine: Treatment.Drug, cyclophosphamide: Treatment.Drug, doxorubicin: Treatment.Drug, rituximab: Treatment.Drug, etoposide: Combination.Drug, prednisone: Combination.Drug, vincristine: Combination.Drug, cyclophosphamide: Combination.Drug, doxorubicin: Combination.Drug, rituximab: Combination.Drug) 