An Unusual Case of Campylobacter jejuni Gastroenteritis Presenting with Acute Reversible Encephalopathy in an Immunocompetent Host

Table 2

CSF studies.

	Variable	Result	Reference range
General analysis	CSF appearance	Clear	Clear
	CSF WBC	3	0–5/μL
	CSF RBC	0	0/μL
	CSF glucose	91	40–70 mg/dL
	CSF total protein	26	15–45 mg/dL
Infectious studies	CSF Cryptococcus neoformans/gattii antigen	Not detected	Not detected
	CSF Cytomegalovirus	Not detected	Not detected
	CSF Enterovirus	Not detected	Not detected
	CSF Escherichia coli K1	Not detected	Not detected
	CSF Hemophilus influenzae	Not detected	Not detected
	CSF herpes simplex virus 1	Not detected	Not detected
	CSF herpes simplex virus 2	Not detected	Not detected
	CSF human herpes virus 6	Not detected	Not detected
	CSF human Parechovirus	Not detected	Not detected
	CSF Listeria monocytogenes	Not detected	Not detected
	Neisseria meningitidis	Not detected	Not detected
	Streptococcus agalactiae	Not detected	Not detected
	Streptococcus pneumoniae	Not detected	Not detected
	Varicella-zoster virus	Not detected	Not detected
	CSF West Nile IgM	<0.90	<0.90
	CSF culture	No growth	No growth
Autoimmune studies	CSF VGKC antibody	<20	<20 pmol/L
	CSF NMDA receptor antibody	Negative	Negative
	CSF NMDAR1 antibody, CBA	Negative	Negative
	CSF AMPAR1 antibody, CBA	Negative	Negative
	CSF AMPAR2 antibody, CBA	Negative	Negative
	GABABR antibody, CBA	Negative	Negative
	LGI1 antibody, CBA	Negative	Negative
	CASPR2 antibody, CBA	Negative	Negative
	GAD-65	<5	<5 IU/mL

VGKC: voltage-gated potassium channel; NMDA: N-methyl-D-aspartate; AMPAR: alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionate receptor; GABA: gamma aminobutyric acid B receptor; LGI1: leucine-rich glioma-inactivated 1; CASPR2: contactin-associated protein 2; GAD: glutamic acid decarboxylase.