C.C. Psychosis, Mental change Abnormal aggressive behavior 10월 흉부 영상 월례 집담회 F/25 Case 2 C.C. Psychosis, Mental change Abnormal aggressive behavior 아주대학교 병원 김은영
EEG and Spinal Tap (2016.05.28) Color Color less Appearance Clear S.G 1.005 RBC count 0 / ul WBC count 130 / ul Lymphocyte 95% Monocyte 5% Protein 27.2 mg /dl Glucose 58 mg/dl Extreme delta blush Probably caused by systemic derangement or inflammatory process
Chest radiography(2016/05/28)
Chest CT (2016/06/01)
Anterior mediastinal mass excision (VATS) Mature cystic teratoma Auto antibody Screening (2016/06/02 sampling) NMDAR autoimmune antibody: Positive
Mature Cystic Teratoma with Paraneoplastic Anti-NMDA Rc Encephalitis
Anti NMDA Receptor Encephalitis Autoimmune antibodies against NMDA receptors Results in marked reduction of surface NMDA receptor in post-synaptic dendrites Epidemiology Most common in young female patients Median age: 23 yrs Female:Male – 4:1 Clinical presentation Prominent psychiatric symptoms Progress from psychosis to movement disorder and coma BJPsych Bulletin,39:19-23,2015
Anti NMDA Receptor Encephalitis related to mediastinal teratoma Up to 50% of patients have tumors, mainly ovarian teratoma Extragonadal teratomas may occur in the head, neck, thyroid, and mediastinum Diagnosis Identification of anti NMDA antibody in serum & CSF Imaging findings of teratoma Neural tissue triggers an immune response over production of anti NMDAR antibodies Combination of tumor removal and immunotherapy Early removal of tumor was associated with better outcomes and fewer relapse Journal of Child Neurology, 29(5) 688-690, 2014, Journal of Thoracic Oncology, 7(1), 2012