Cluster headache and parietal glioblastoma multiforme.
INTRODUCTION: Cluster headache (CH) is a primary headache by definition not caused by any known underlying structural pathology. However, symptomatic cases have been described. The evaluation of CH is an issue unresolved. CASE REPORT: A 41-year-old man presented with a 3-month history of side-locked attacks of excruciating severe stabbing and boring right-sided pain located in the temple and the
