Inherited epidermolysis bullosa: updated recommendations on diagnosis and classification

Area of Science:

• Dermatology
• Genetics
• Molecular Biology

Background:

• Recent advancements have identified new genes and clinical subtypes of epidermolysis bullosa (EB).
• Previously described EB subtypes have exhibited novel clinical manifestations.
• The last international consensus on EB classification was published in 2008.

Purpose of the Study:

• To establish an updated consensus on the classification of epidermolysis bullosa (EB) subtypes.
• To incorporate recent clinical and molecular data into the EB classification system.
• To provide a refined framework for understanding EB heterogeneity.

Main Methods:

• Introduction of a novel "onion skinning" classification approach.
• Sequential consideration of major EB type, phenotypic characteristics, and mode of inheritance.
• Integration of targeted protein, gene, mutation type, and mutation location.

Main Results:

• The proposed classification systematically integrates diverse EB data points.
• It accounts for clinical presentation, inheritance patterns, and molecular underpinnings.
• The scheme accommodates detailed genetic information, including specific mutations.

Conclusions:

• The classification scheme incorporates data up to June 2013.
• It is designed to be valuable for both clinicians and researchers.
• The structure allows for future modifications as scientific understanding evolves.