Type I Kounis syndrome induced by COVID-19 vaccination in China: a case report

Table 1 Allergen test results

Serial number	Item abbreviation	Item	Results
1	IgE	Total IgE	Positive
2	D1	House dust mites	Positive++
3	H1	House dust	Negative
4	E1	Cat dander	Negative
5	E5	Dog dander	Negative
6	W1	Short ragweed	Negative
7	T70	Mulberry	Negative
8	I6	Cockroach	Negative
9	Mx1	Penicillium notatum/ Cladosporium/ Aspergillus fumigatus/ Alternaria	Negative
10	Tx4	Oak tree/Elm tree/Phoenix tree/Willow tree/cottonwood/pollen	Negative
11	F202	Cashewhnut	Negative
12	F1	Egg white	Negative
13	F2	Milk	Negative
14	F3	Fish	Negative
15	F23	Crab	Negative
16	F24	Shrimp	Negative
17	F37	Shellfish	Negative
18	F27	Beef	Positive+
19	F88	Lamb	Negative
20	F91	Mango	Negative

1. Negative < 35 (IU/mL) No specific antibodies are detected.
2. + 0.35–0.70 (IU/mL) Very low titer antibodies are detected, usually asymptomatic but with some sensitivity.
3. ++ 0.70–3.50 (IU/mL) Low titer antibodies are detected, with certain sensitivity, and large amount of exposure usually results in clinical symptoms.
4. +++ 3.50–17.50 (IU/mL) Specific antibodies are detected, often accompanied by clinical symptoms.
5. ++++ 17.50–50.50 (IU/mL) High titer antibodies are detected, usually with clinical symptoms.
6. +++++ 50.50–100 (IU/mL) Very high antibody titers.
7. ++++++ >100 (IU/mL) Very high antibody titers.

ISSN: 1471-2261