Intestinal allergic inflammation in birch pollen allergic patients in relation to pollen season, IgE sensitization profile and gastrointestinal symptoms

Table 2 The number of patients with asthma and OAS (oral allergy syndrome) and the frequency of the most frequent gastrointestinal symptoms

	S (n = 20)	NS (n = 12)
Asthma	11	3
OAS	12	6
Gastrointestinal symptoms	S (n = 20)
Pollen season-related symptoms			10
Symptoms all the time			10
Most frequent symptoms	(%)
Abdominal distension			78
Gases			72
Stomach pain			44
Diarrhea			44
Constipation			33
Pain in the lower bowel			28
Bowel cramps			28
Pain relief with defecation			22
Burning sensation in esophagus			22
Nausea			11
Pain related to meal			11

Median IgE values for pollen allergens and total IgE in the subjects included in the study are depicted. NS = no gastrointenstinal symptoms, S = with gastrointenstinal symptoms, C = healthy controls).

ISSN: 2045-7022