Cutaneous condition#Primary lesions

Macula (Latin: Stain, time ) means, in relation with the skin a circumscribed spot following a change in pigment content, the blood flow through blood or discharge. These changes do not involve a consistency increase or a change in level. Their diameter is about 1 cm, major changes are called " patch " or " erythema " means.

Pigmentationsveränderungen:

  • Hyperpigmentation
  • Hypopigmentation

Altered vascular filling:

  • Erythema
  • Roseolse
  • Nevus anaemicus

Extravasation of blood into the tissue:

  • Purpura ( petechiae, ecchymosis or Suggilation )
  • Hematoma
  • Efflorescence
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