Haidar Muhsen Al-Khazali, Sarra Al-Khazali, Afrim Iljazi, Rune Häckert Christensen, Sait Ashina, Richard Bruce Lipton, Faisal Mohammad Amin, Håkan Ashina
OBJECTIVE: To estimate the relative frequencies of hemicrania continua and its clinical features in adult patients who were evaluated for headache in a clinic-based setting. METHODS: PubMed and Embase were searched for observational, clinic-based studies published between 1 January 2004 and 1 February 2022, that reported on the relative frequencies of hemicrania continua and its clinical features. Two independent investigators (HMA and SA-K) screened titles, abstracts, and full text-articles...
January 2023: Cephalalgia: An International Journal of Headache