09 February 2026
: Case report 
Successful Treatment of Multifocal Demyelinating Sensory-Motor Neuropathy (Lewis-Sumner Syndrome) With Rituximab: A Case Report
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Rare disease
Mengcui Gui BCEF 1,2, Jing Lin BF 1,2, Yue Li
B 1,2, Bo Chen B 1,2, Bitao Bu AG 1,2, Zhijun Li AFG 1,2*
DOI: 10.12659/AJCR.950084
Am J Case Rep 2026; 27:e950084
Figure 1 Clinical course of a 27-year-old woman with multifocal sensory-motor neuropathy. CS – corticosteroid; TAC – tacrolimus; RTX – rituximab; INCAT – Inflammatory Neuropathy Cause and Treatment Disability Score; MTS – modified ranking scale; MRC – Medical Research Council Muscle Strength Score; I-RODS – Inflammatory Rasch-built Overall Disability Scale.