ThalidomideMultiple MyelomaAngiogenesis InhibitorsTeratogensLeprostatic AgentsBoronic AcidsPyrazinesImmunosuppressive AgentsDexamethasoneEctromeliaErythema NodosumAngiodysplasiaAbnormalities, Drug-InducedAntineoplastic Combined Chemotherapy ProtocolsPhthalimidesTreatment OutcomeMelphalanMaintenance ChemotherapySalvage TherapyStomatitis, AphthousPentoxifyllineLeprosy, LepromatousLimb Deformities, CongenitalAntineoplastic AgentsDose-Response Relationship, DrugImmunologic FactorsTumor Necrosis Factor-alpha