Primary Morphology

• Nodules vs Papule Vs. Pustule
• Bullae:
• Blanchable: pressure can make it disappear

Colour

• Gunmetal grey
• Erythematous

Arrangement

• Linear
• Clustered
• Annular
• Dermatomal
  • Shingles
• Generalized/local

Distribution

• Flexural
  • Lichen Planus
  • Atopic Dermatitis (Eczema) (Adolescents (Puberty) )
• Extensoral
  • Psoriasis