Question 1

CSF testing in LGI1 encephalitis usually shows normal ___ and protein levels.

Accepted Answer

white blood cell counts

Question 2

The HLA-DRB1*07:01 allele is found in about ___% of patients with LGI1 encephalitis.

Accepted Answer

90

Question 3

MRI can show hyperintensity in the ___ and amygdala on T2-weighted imaging.

Accepted Answer

hippocampus

Question 4

Ovarian teratomas are found in about ___% of affected women aged 18-35 with NMDA receptor encephalitis.

Accepted Answer

30

Question 5

FBDS seizures are ___ and stereotyped.

Accepted Answer

short-lived

Question 6

PET scans can show abnormalities in the ___ temporal lobe in patients with normal MRI.

Accepted Answer

mesial

Question 7

NMDA receptor encephalitis antibodies target the ___ subunit of the NMDA receptor.

Accepted Answer

NR1

Question 8

FBDS is highly specific to ___ antibodies.

Accepted Answer

LGI1

Question 9

Cognitive impairment in LGI1 encephalitis develops after seizures and can be prevented with early ___.

Accepted Answer

immunotherapy

Question 10

EEG shows seizure activity and mildly ___ background rhythms.

Accepted Answer

slowed

Question 11

Behavioral changes in LGI1 encephalitis include alterations in ___ and mood changes.

Accepted Answer

personality

Question 12

Faciobrachial Dystonic Seizures (FBDS) are not associated with the pain of ___ spasms.

Accepted Answer

tonic

Question 13

FBDS can occur ___ of times per day and may be the sole feature of the disease.

Accepted Answer

hundreds

Question 14

Patients with LGI1 encephalitis often develop severe ___ amnesia due to bilateral hippocampal involvement.

Accepted Answer

anterograde

Question 15

Low serum ___ levels are found in about half of the patients with LGI1 encephalitis.

Accepted Answer

sodium

Question 16

LGI1 encephalitis typically affects older ___ and rarely involves tumors.

Accepted Answer

males

Question 17

In the early phase of disease progression, ___ are typically the only symptom.

Accepted Answer

seizures

Question 18

NMDA receptor encephalitis is more common in ___ (3:1 ratio).

Accepted Answer

females