Final diagnoses

Female
N

Male
N

Total
N

Concordance between working and final diagnosis  (%)1

New drugs prescribed or advice given (%)

New management
(other than drugs) (%)2

Allergic

 

 

 

 

 

 

Food allergy

121

57

178

-50.1

60.7

12.4

Perennial allergic rhinitis

78

38

116

-38.6

65.5

23.3

Seasonal allergic rhinitis

51

46

97

5.4

61.9

37.1

Oral allergy syndrome

65

13

78

44.4

53.9

10.3

Insect venom allergy

19

13

32

-5.9

59.4

56.3

Animal dander allergy

11

4

15

-25.0

80.0

26.7

Antibiotic allergy

10

2

12

-75.5

0

75.0

Other drug allergy3

31

12

43

-44.2

16.3

30.2

Latex allergy

11

0

11

-45.0

45.5

18.2

Allergic urticaria

4

1

5

-44.4

80.0

40.0

Nickel allergy

2

0

2

-60.0

0

100.0

Delayed allergic reaction4

1

0

1

-

100.0

0

Semen allergy

1

0

1

-50.0

0

100.0

Allergic conjunctivitis

1

0

1

0.0

100.0

 

All allergic final diagnoses

406

186

592 (34.8)

 

 

 

Non-allergic

 

 

 

 

 

 

Miscellaneous5

523

144

667

75.5

23.5

22.8

Idiopathic urticaria

205

79

284

6.8

58.8

9.9

Idiopathic angioedema

90

32

122

13.0

45.5

11.5

Idiopathic anaphylaxis

10

8

18

20.0

66.7

16.7

Cholinergic urticaria

9

7

16

45.5

68.8

6.3

Dermographic urticaria

2

1

3

50.0

66.7

0

All non-allergic final diagnoses

839

271

1110 (65.2)

 

 

 

1Percentages of patients given this working diagnosis in Table IV who were given a different final diagnosis following full investigation. A negative value indicates that there were more patients in the working diagnosis than final diagnosis category
2Drug challenge testing, food challenge testing, allergen immunotherapy, desensitisation, allergen avoidance including expert dietetic advice, referral to another speciality
3Anaesthetics, muscle relaxants, NSAIDs, aspirin, paracetamol, morphine, chlorhexidine, gabapentin, gelofusin
4Classified as insect venom allergy in Table IV but eventually diagnosed as “delayed allergic reaction”
5Includes symptoms attributed to food “intolerance”, non-atopic eczema, asthma and other non-allergic conditions.
Table 5: Final diagnoses of new patients referred to the allergy clinic.
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