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Table 2 Clinical history of NMDA antibody-positive patients

From: Prevalence of elevated serum anti-N-methyl-D-aspartate receptor antibody titers in patients presenting exclusively with psychiatric symptoms: a comparative follow-up study

Age/Sex

Diagnosis

Disease duration

Exacerbation number of times

First examination

Second examination

Third examination

Symptom

Dilution titer of antibody

Symptom

Duration from onset

Dilution titer of antibody

Result of CT scan

 

59/M

Major depression

>10 years

3

Delusion, Anxiety, Insomnia, Irritation, Suicidal feeling, Excitement, Obfuscation

×1000

None

7 months

<×2 (Negative)

Bilateral renal cysts

Not examined

22/F

Schizophrenia

0

1

Auditory hallucination, Oral dyskinesia

×10

Amelioration (auditory hallucination, delusion)

3 months

<×2 (Negative)

No tumor

Not examined

56/F

Schizophrenia

0

1

Catalepsy, Irritation, Insomnia, Polyphrasia

×10

None

5 months

<×2 (Negative)

No tumor

Not examined

44/M

Schizophrenia

0

1

Auditory hallucination, Delusion, Anxiety, Flattened feeling

×20

Amelioration (Tonic state/development disorder)

5 months

×5 (Positive)

No tumor

On 11 months from onset, tonic symptom remains, antibody dilution titer < ×2

22/F

Schizophrenia

>10 years

5

Auditory hallucination, Delusion, Excitement

×20

Amelioration (delusion of persecution)

7 months

<×2 (Negative)

No tumor

Not examined

47/F

Undetermined → Schizophrenia

0

1

Excitement, Catatonia, Obfuscation

×20

None

6 months

×10 (Positive)

Myoma of uterus

Not examined