Late-onset Neutropenia in Patients with Rheumatoid Arthritis after Treatment with Rituximab

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.

From the Research and Development Department, Department of Rheumatology, The Ipswich Hospital NHS Trust, Ipswich, UK. RAW and GPC have received support from the Norfolk and Suffolk Comprehensive Local Research Network. R. Abdulkader, MD, Rheumatology specialist trainee, Rheumatology Department, Norfolk and Norwich University Hospital, Norwich; C. Dharmapalaiah, MB, BS, Rheumatology specialist trainee, Rheumatology Department, Basildon and Thurrock University Hospitals NHS Foundation Trust, Basildon; G. Rose, RN, BSc (Hons), Senior research nurse, Research and Development Department, The Ipswich Hospital NHS Trust; L.M. Shand, MB, ChB, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust; G.P. Clunie, MB, BS, MD, Consultant rheumatologist, Cambridge University Hospitals NHS Foundation Trust, Cambridge; R.A. Watts, BM, BCh, DM, Consultant rheumatologist, Rheumatology Department, The Ipswich Hospital NHS Trust. Address correspondence to Dr. R. Abdulkader, Norfolk and Norwich University Hospital, Colney Lane, Norwich, NR4 7UY, UK. E-mail: ritaadel@doctors.org.uk. Accepted for publication December 30, 2013.