Jolt accentuation of Headache: Does this maneuver can rule out acute meningitis?

Acute
meningitis is a medical emergency and accurate prediction of this infection,
especially in resource-limited situations, could help physician to accelerate treatment
and reduce the mortality and morbidity of patients. Jolt accentuation of
headache (Jolt) is an easy clinical manuever for diagnosis of meningitis, but
its diagnostic accuracy is controversial. We aimed to evaluate this maneuver, compared
to classic maneuvers for diagnosis of acute meningitis.