Table 1

 Results of blood and cerebrospinal fluid (CSF) analysis of the patient

DateOligoclonal bandsSerum anti-GAD (units/ml)(normal range <1)CSF anti-GAD (units/ml)
anti-GAD, antiglutamic acid decarboxylase.
30 Jul 2001Negative
07 Aug 2001Negative
16 May 20021.1
10 Dec 20020.5
31 Oct 20030.2
19 Nov 2003Negative0.13.2
09 Jan 2004Intravenous rituximab (375 mg/m2) administered
26 Jan 20040.20
02 Apr 2004Negative0.30
Intravenous rituximab (375 mg/m2) per week×4
30 Apr 2004Negative0.30