Autologous Serum Skin Test as a Diagnostic Aid in Chronic Idiopathic Urticaria

Table 1

Frequency of attacks:
(Days per week)
1-2 days	1
3–5 days	2
>5 days	3
Duration of each wheal:
<1 hour	1
1–6 hours	2
6–36 hours	3
Distribution of wheals:
Face and extremities	1
All over the body	2
Interference with sleep:
No	0
Yes	2
Interference with activities:
No	0
Annoying	1
Abstinence from work	2
Associated angioedema:
Eyelids, lips, or hands	1
Any 2 of above	2
All of them	3

The maximum score of severity is 15.