• See Also
  1. Diascopy
  • Causes
  • Vascular Reaction (Flat topped, confluent, purpuric)
  1. Vascular lesions blanch on pressure (unlike Purpura and Contusions which do not)
  2. Purpuric Erythema
    1. Leukocytoclastic Vasculitis
  3. Persistent Erythema
    1. Erythema Multiforme
    2. Erythema Nodosum
  4. Transient Erythema
    1. Urticaria
    2. Angioedema
  • Causes
  • Red Papules and Nodules (Dome shaped, solitary)
  1. Papules
    1. Insect Bites
    2. Cherry Angiomas
    3. Pyogenic Granulomas
    4. Granuloma Annulare
  2. Nodules
    1. Furuncles/Carbuncles
    2. Inflamed Epidermoid Cysts
    3. Cellulitis (Erysipelas)
    4. Hidradenitis Suppurativa