2.4 Erosion

Sinônimos

None.

Definition/Description

Superficial epidermal defect with loss usually extending no further than papillary dermis.


Color: red.


Size: mm to cm.

Localization

Location depends on etiology; may be isolated or localized.


Mucosal erosions.

Curso

Often covered with crust, on rare occasions may heal with dyspigmentation.

 

Associated with vesicles, bullae, pustules.

Comment / Explanation

Superficial lesion which heals without atrophy or scarring because epidermis is capable of completely regenerating.

Typical Dermatoses

Impetigo, herpes simplex.


Epidermolysis bullosa simplex.


Pemphigus.


Bullous pemphigoid.

Pathophysiology

Inflammation, infection, trauma (scratching).

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