Clinical Lesions in Psoriasis:
Usually, a patient with psoriasis will have the following
clinical lesions:
1.Plaques:
These are well defined raised lesions.
They may be variable ie large or small,few or extensive,over
arms legs or trunk.
2.Scaling:
This is a chatacteristic feature of Psoraisis.
There are silver plaques on the plaques.
3.Redness/Erythema:
The affected skin will be markedly erythematous/red.
This may be more marked in body flexures such as groin and
axillae (Arm pits).
4.Pustules:
Pustules may occasionally be seen in Psoriasis.
Factors Affecting Psoriasis:
1.Age:
Most commonly,first presentation is around 27 years,however
the age of onset is variable and can affect at any age from infancy to old age
2.Familiy History:
There is an increased incidence
of Psoriasis in offspring of affected parent.
3.Infections:
Infection of any type can trigger
the onset of psoriasis.
4.Stress:
It has been noted that any type
of stress can also enhance or trigger psoriaisis in predisposed individuals.
5.Trauma:
In predisposed individuals,lesions
may develop at sites of trauma on the skin.In this case term used is
Koebner”s
phenomenon.
![](http://www.healthline.com/hlcmsresource/images/psoriasis/pe_pp_4.jpg)
1.Pustular Psoriasis![](http://www.healthline.com/hlcmsresource/images/psoriasis/pe_pp_4.jpg)
![](http://www.healthline.com/hlcmsresource/images/psoriasis/pe_np_1.jpg)
2.Nail Psoriasis
![](http://www.healthline.com/hlcmsresource/images/psoriasis/pp_s_1.jpg)
3.Plaque Psoriasis
![](http://www.healthline.com/hlcmsresource/images/psoriasis/gp_s_1.jpg)
4.Guttate Psoriaisis
![](http://www.healthline.com/hlcmsresource/images/psoriasis/sp_s_1.jpg)
5.Scalp Psoriasis
Images from Healthline.com
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