Switching between antitumour necrosis factor alpha biologic agents — is patient weight an important consideration?

1 Su LD, Duncan LM. Lymphomaand leukemia-associated cutaneous atypical CD30+ T-cell reactions. J Cutan Pathol 2000; 27:249–54. 2 Magro CM, Crowson AN, Kovatich AJ, Burns F. Drug-induced reversible lymphoid dyscrasia: a clonal lymphomatoid dermatitis of memory and activated T cells. Hum Pathol 2003; 34:119–29. 3 Kempf W. CD30+ lymphoproliferative disorders: histopathology, differential diagnosis, new variants, and simulators. J Cutan Pathol 2006; 33 (Suppl. 1):58–70.