Ontology highlight
ABSTRACT:
SUBMITTER: Sohn JH
PROVIDER: S-EPMC6049846 | biostudies-other | 2018 Jul
REPOSITORIES: biostudies-other
Sohn Jong-Hee JH Chu Min-Kyung MK Park Kwang-Yeol KY Ahn Hong-Yup HY Cho Soo-Jin SJ
The journal of headache and pain 20180717 1
<h4>Background</h4>Cluster headache is famous for attacks with seasonal and diurnal periodicity. This diurnal and seasonal variation might be related to sunlight and vitamin D metabolism. We investigated the serum vitamin D levels in patients with cluster headache.<h4>Methods</h4>We enrolled patients with cluster headache and age- and sex-matched migraineurs and normal controls. From October 2016 to March 2018, non-fasting serum 25(OH)D concentrations were measured using a chemiluminescent immun ...[more]