Description

The Revised Cutaneous Lupus Erythematosus Disease Area and Severity Index (RCLASI) evaluates both disease activity and damage. One component involves assessing the activity of mucous membrane lesions. The authors are from the University of Muenster, University of Dusseldorf, and Fachklinik Bad Bentheim in Germany


 

Lesions:

(1) erythematous lesions

(2) keratotic lesions (white, lichen-planus-like)

(3) erosions and ulcerations

 

Locations:

(1) buccal mucosa

(2) hard and soft palates

(3) other mucous membranes

 

Erythematous Lesions

Points

absent

0

present

1

 

 

Keratotic Lesions

Points

absent

0

present

1

 

 

Erosion/Ulceration

Points

none

0

erosion

1

ulceration

2

 

subscore for erythematous lesions =

= SUM(points at the 3 locations)

 

subscore for keratotic lesions =

= SUM(points at the 3 locations)

 

subscore for erosions and ulcerations =

= SUM(points at the 3 locations)

 

total activity score =

= SUM(3 subscores)

 

Interpretation:

• minimum subscore or total score: 0

• maximum erythematous lesion subscore: 3

• maximum keratotic lesion subscore: 3

• maximum erosion/ulceration subscore: 6

• maximum total score: 12

 


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