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表1 5例DPPX抗体相关脑炎患者的临床特征
Table 1 Clinical characteristics of five patients with DPPX antibody⁃associated encephalitis
Characteristic Case 1 Case 2 Case 3 Case 4 Case 5
Age(years) 32 14 33 17 56
Sex Male Male Male Male Male
Onset to 10 days 20 days 4 years(diagnosed with viral 10 days 7 months
diagnosis encephalitis for 4 years)
Onset mode Acute Acute Acute Acute Subacute
Initial symptoms Seizure Psychiatric Psychiatric disturbances Headache Amnesia
disturbances
Other symptoms Amnesia Amnesia, Fever,amnesia,confusion, Migrating Ataxia,seizure,
confusion seizure, headache, con⁃ myoclonus confusion,sleep
sciousness disturbance disorder
MRI Normal Normal Normal Normal Increased signal in
bilateral temporal
lobe
EEG Severe Normal ①Normal; Normal Normal
diffuse ②Mild diffuse polymorphic
polymorphic slowing;
slowing ③Mild diffuse polymorphic
slowing
3
CSF WBC Normal ① WBC 78/mm ,normal Normal Normal WBC,
32/mm , WBC, protein; WBC and protein 59 mg/dL
3
3
normal protein ② WBC 20/mm ,normal protein
protein 63 mg/dL protein;
3
③ WBC 19/mm ,protein
71.2 mg/dL
DPPX antibody CSF(-), CSF(-), CSF 1∶1,blood 1∶10 CSF(-), CSF(-),blood
titer blood 1∶100 blood 1∶100 blood 1∶100 1∶32
Other antibody (-) Anti⁃TPO> Anti⁃TPO:126.3 U/mL, Anti⁃CASPR2 (-)
600 U/mL, anti⁃TG:63.2 U/mL 1∶10
anti⁃TG
345.03 U/mL
Treatment IG,MP,AED IG,MP IG,MP IG(twice),MP, MP(twice),MMF,
CZP,VPA AED
Tumor (-) (-) (-) (-) (-)
mRS
Initial 3 3 5 2 4
Last follow⁃up 1 2 2 1 2
Follow⁃up period 60 65 108 40 72
(months)
①January 6,2016;②March 26,2019;③November 29,2019;CSF:cerebrospinal fluid;EEG:electroencephalography;WBC:white blood cell;
anti⁃TPO:thyroid peroxidase antibody;anti⁃TG:thyroglobulin antibody;mRS:modified Rankin scale;IG:immunoglobulin;MP:methylprednisolone;
AED:antiepileptic drugs;CZP:clonazepam;VPA:valproic acid.
受 MP 治疗,未接受 IG 治疗,复发后患者接受 MP 和
3 结 论
MMF治疗。在随访期间,所有患者的改良Rankin评
分均有改善。 本研究回顾性分析了 5 例 DPPX 抗体相关脑炎

