From: Cardiac cephalalgia: one case with cortical hypoperfusion in headaches and literature review
A. Sexual characteristic | |
 M/F | 21/14 |
B. Triggers | |
 Expertise/Sexual/Emotion | 18 |
 None | 6 |
 Not mentioned | 11 |
C. Side of headache | |
 Right | 3 |
 Left | 2 |
 Bilateral | 16 |
 Not mentioned | 14 |
D. Regions of headache | |
 Occipital | 16 |
 Vertex | 6 |
 Frontal | 7 |
 Temporal | 5 |
 Parietal | 3 |
 Other Regionsa |  |
E. Quality of headache | |
 Shooting | 4 |
 Bursting | 4 |
 Sharp | 5 |
 Dull | 6 |
 Squeezing | 2 |
 Pulsating | 2 |
 Not mentioned | 16 |
F. Intensity of headache | |
 33 cases presented severe intensity. 2 cases presented mild or moderate |  |
G. Associations with headache | |
 Nausea or Vomiting | 10 |
 Sonophobia | 1 |
 Photophobia | 1 |
 Sweating | 5 |
 Dizziness | 2 |
 Other Associationsb |  |
 Without | 21 |