Table 2.

Questions to assess by history in patients with urticaria

1	Time of the first onset of urticaria
2	Frequency of symptoms and duration of the single wheal
3	Circadian variations
4	Appearance on weekends, holidays or trips abroad
5	Size, shape and distribution of wheals
6	Associated angioedema
7	Concomitant subjective symptoms (itching, burning, pain, etc.)
8	Familiar history of urticaria and atopy
9	Previous or concomitant diseases (allergic, infective, gastroenterological, psychiatric)
10	Surgical implants or events during surgery
11	Potential triggers (physical exercise, physical agents, foods, occasional drugs, etc.)
12	Concomitant medication intake (NSAIDs, vaccines, hormones, laxatives, ear or eye drops, suppositories, natural remedies, etc.)
13	Apparent correlation with given food(s)
14	Correlation with the menstrual cycle
15	Cigarette smoking
16	Kind of work and hobbies
17	Stressful episodes
18	Quality of life related to current symptoms
19	Previous treatments for urticaria and its efficacy