Table 2.

Recommended data to obtain from the patient's medical history

Duration of symptoms

Family history of urticaria

Duration of wheals, if residual skin lesions

Intensity and characteristics of pruritus

Associated subjective symptoms (e.g. pain, burning sensation)

Diurnal variation of signs and symptoms

Appearance of urticaria in relation to weekends, holidays and trips (abroad)

Size, shape and distribution of hives

Frequency and localization of associated angioedema

Concomitant systemic symptoms (e.g. joint pain, headache, nausea, vomiting, fever)

Family history of urticaria or atopy

Seasonal variation of symptoms

Appearance of signs and symptoms in association with physical stimuli (e.g. cold, heat, friction)

Psychiatric or psychosomatic disorders

Use of drugs (e.g. Nonsteroidal anti-inflammatories, hormonal treatments, topical agents, alternative remedies) and its relationship with urticaria

Relationship with the menstrual cycle

Use of substances/tobacco, and particularly the use of flavoured cigarettes or cannabis

Occupation and hobbies

Quality of life related to urticaria and emotional impact

Previous treatments and responses

Previous diagnostic studies and results