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Table 2 Recording of symptoms after triggering with GTN

From: The origin of nausea in migraine–A PET study

A

B

Time points after GTN infusion initiation

Symptoms queried at each time point

-5

Headache details – side, site, type

0

Nausea

5

Photophobia

10

Phonophobia

15

Tiredness

20

Neck Stiffness

25

Yawning

30

Mood Changes

35

Urination

40

Cravings

50

Thirst

  1. Recording of symptoms was continued at 10–15 minute intervals until all scans were complete.