Description

Scheifele et al developed criteria for evaluating injection site reactions following vaccination. These can help describe the severity of the reactions seen. The authors are from the University of British Columbia in Vancouver.


 

Parameters:

(1) erythema (redness)

(2) swelling

(3) tenderness

(4) impaired arm mobility

Parameter

Finding

Grade

erythema

none or < 5 mm

none

 

5 - 19 mm

mild

 

20 - 49 mm

mild to moderate

 

50 - 99 mm

moderate

 

>= 100 mm

severe

swelling

none or < 5 mm

none

 

5 - 19 mm

mild

 

20 - 49 mm

mild to moderate

 

50 - 99 mm

moderate

 

>= 100 mm

severe

tenderness

none

none

 

discernable effect but well-tolerated

mild

 

some limitation of function

moderate

 

severe limitation of function and activities of daily living

severe

impaired arm mobility

normal

none

 

discernable effect but well-tolerated

mild

 

some limitation of function

moderate

 

severe limitation of function and activities of daily living

severe

 

Additional findings:

(1) fever (>= 38°C)

(2) skin rash

(3) headache

(4) vomiting

(5) respiratory symptoms

 


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