. 2019 Jan 22;19:80. doi: 10.1186/s12879-018-3570-2

Table 3.

Etiology and number of minor criteria for patients diagnosed with encephalitis

Number of minor criteria	Etiology^a	No of patients
2 minor criteria	Varicella zoster virus (VZV)^b	2
	Adenovirus (ADV)^b	1
	Borrelia burgdorferi ^c	1
	Naegleria fowleri ^e	1
	Unknown	2
≥3 minor criteria	Herpes simplex type 1^b	1
	Mycobacterium tuberculosis ^{d, f}	2
	Borrelia burgdorferi ^c	1
	NMDAr	1
	Unknown	7

^aAgent confirmed by either by ^b PCR in CSF, ^c intrathecal antibodyproduction or ^dpositive culture of M tuberculosis in CSF, ^e autopsy, sequencing of Naegleria fowleri. ^f One patient had dual infection with Cryptococcus neoformans