Rabies, Human 2010 Case Definition

NOTE: A surveillance case definition is a set of uniform criteria used to define a disease for public health surveillance. Surveillance case definitions enable public health officials to classify and count cases consistently across reporting jurisdictions. Surveillance case definitions are not intended to be used by healthcare providers for making a clinical diagnosis or determining how to meet an individual patient’s health needs.

CSTE Position Statement(s)

09-ID-70

Clinical Description

Rabies is an acute encephalomyelitis that almost always progresses to coma or death within 10 days after the first symptom.

Laboratory Criteria For Diagnosis

Detection by direct fluorescent antibody of viral antigens in a clinical specimen (preferably the brain or the nerves surrounding hair follicles in the nape of the neck), OR
Isolation (in cell culture or in a laboratory animal) of rabies virus from saliva, cerebrospinal fluid (CSF), or central nervous system tissue, OR
Identification of a rabies-neutralizing antibody titer greater than or equal to 5 (complete neutralization) in CSF, OR
Identification of a rabies-neutralizing antibody titer greater than or equal to 5 (complete neutralization) in the serum of an unvaccinated person.

Case Classification

Confirmed

A clinically compatible case that is laboratory confirmed

Comments

Laboratory confirmation by all of the above methods is strongly recommended.

Related Case Definition(s)

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Last Reviewed: April 16, 2021

Source: Office of Public Health Data, Surveillance, and Technology