title: Modified Valsalva test differentiates primary from secondary cough headache.
abstract: I suppose that the patient number 14, reported in the article of RJ Lane et al. on "Modified Valsalva test differentiates primary from secondary cough headache "in a recent issue of your esteemed journal, was probably suffering from spontaneous intracranial hypotension syndrome (SIH) caused by cervical manipulation.
authors.forename: Enrico
authors.initials: E
authors.lastname: Ferrante
mesh_terms: D001921:Brain / Q000473:pathology*; D005260:Female; D051270:Headache Disorders, Primary / Q000175:diagnosis*; D051271:Headache Disorders, Secondary / Q000175:diagnosis*; D006801:Humans; D008297:Male; D014636:Valsalva Maneuver