Welcome to AKASI Calculator!
AKASI is a medical device intended for use by healthcare professionals to assess AK severity on the head.
The information contained in this web is directed exclusively at qualified healthcare professionals (HCP).
This web is not intended for any data collection purposes.
calculator.hcpDialog.5.1 Terms and Conditions calculator.hcpDialog.5.2
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I AM HCP
POLICHEM S.A., Via Angelo Maspoli 11 – 6850 Mendrisio, Switzerland
Polichem S.A. is an Almirall company
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home.calculator.hcpDialog.europeanConformity.4
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SCALP
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FOREHEAD
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LEFT FACE
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RIGHT FACE
0
0
0
0
PARAMETER
Extent of sun-damaged skin
DESCRIPTION
Evaluation of sun-damage extent, considering skin alteration characteristic of field cancerization. Squamous cell carcinoma, seborrheic keratosis, solar lentigo are excluded.
Score
| 0% | 1-9% | 10-29% | 30-49% | 50-69% | 70-89% | 90-100% |
|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4 | 5 | 6 |
PARAMETER
Ak Distribution
NONE
No clinical AKs
ISOLATED OR
SCATTERED
Isolated or scattered AKs surrounded by apparently normal-looking skin
CLUSTERED
Several isolated AKs confined to small clusters up to 25 cm 2
CLUSTERED AND
CONFLUENT
AKs inside the cluster (up to 25 cm 2 ) are coalescing
ALL CONFLUENT
Lesions coalescing and not clearly distinguishable across large sun-affected area
PARAMETER
Erythema
NONE
No erythema
SLIGHT
Light red
MODERATE
Red, but not deep red
INTENSE
Very red
VERY INTENSE
Extremely red
PARAMETER
Thickness
NO PALPABILITY
Not detectable by touch
JUST PALPABLE
Just noticeable by touch
CLEARLY PALPABLE
Easy to detect by touch
THICKENED
Thick and hyperkeratotic
VERY THICKENED
Very thick and hyperkeratotic
| Score | Scalp | Forehead | Left cheek, ear, chin and nose | Right cheek, ear, chin and nose |
|---|---|---|---|---|
| D (Distribution) | 3 | 3 | 1 | 1 |
| E (Erythema) | 2 | 2 | 2 | 2 |
| T (Thickness) | 2 | 3 | 2 | 2 |
| Sum of D + E + T | 7 | 8 | 5 | 6 |
| % of affected area | 35% | 25% | 15% | 20% |
| Area score | 3 | 2 | 2 | 2 |
| Subtotal (Sum of D + E + T + Area score) | 10 | 10 | 7 | 8 |
| Area coefficient | x0.4 | x0.2 | x0.2 | x0.2 |
| AKASI Subscore | 4.0 | 2.0 | 1.4 | 1.6 |
| Total AKASI Score | 9.0 |