What is the definition of Stork Bite?

A stork bite is a common type of birthmark seen in a newborn. It is most often temporary.

The medical term for a stork bite is nevus simplex. A stork bite is also called a salmon patch.

What are the alternative names for Stork Bite?

Salmon patch; Nevus flammeus

What are the causes for Stork Bite?

Stork bites occur in about one third of all newborns.

A stork bite is due to a stretching (dilation) of certain blood vessels. It may become darker when the child cries or the temperature changes. It may fade when pressure is put on it.

What are the symptoms for Stork Bite?

A stork bite usually looks pink and flat. A baby may be born with a stork bite. It may also appear in the first months of life. Stork bites may be found on the forehead, eyelids, nose, upper lip, or back of the neck. Stork bites are purely cosmetic and do not cause any symptoms.


What are the current treatments for Stork Bite?

No treatment is needed. If a stork bite lasts longer than 3 years, it may be removed with a laser to improve the person's appearance.

What is the outlook (prognosis) for Stork Bite?

Most stork bites on the face go away completely in about 18 months. Stork bites on the back of the neck usually do not go away.

When should I contact a medical professional for Stork Bite?

The provider should look at all birthmarks during a routine well-baby exam.

How do I prevent Stork Bite?

There is no known prevention.


Gehris RP. Dermatology. In: Zitelli BJ, McIntire SC, Nowalk AJ, eds. Zitelli and Davis' Atlas of Pediatric Physical Diagnosis. 7th ed. Philadelphia, PA: Elsevier; 2018:chap 8.

Habif TP. Vascular tumors and malformations. In: Habif TP, ed. Clinical Dermatology. 6th ed. Philadelphia, PA: Elsevier; 2016:chap 23.

Long KA, Martin KL. Dermatologic diseases of the neonate. In: Kliegman RM, St. Geme JW, Blum NJ, Shah SS, Tasker RC, Wilson KM, eds. Nelson Textbook of Pediatrics. 21st ed. Philadelphia, PA: Elsevier; 2020:chap 666.

  • Condition: Port-Wine Stains
  • Journal: BioMed research international
  • Treatment Used: Photodynamic Therapy Using Hematoporphyrin Monomethyl Ether
  • Number of Patients: 45
  • Published —
The purpose of the study was to assess the clinical effectiveness and sonographic changes of photodynamic therapy using Hematoporphyrin Monomethyl Ether for the treatment of port-wine stains.
  • Condition: Port Wine Stain (PWS)
  • Journal: Dermatologic therapy
  • Treatment Used: Pulsed-Dye Laser
  • Number of Patients: 56
  • Published —
This study compared the changes in port wine stain (PWS) vasculature observed by dermoscopy immediately after laser irradiation with purpura as a therapeutic endpoint.
Clinical Trial
  • Status: Not yet recruiting
  • Phase: N/A
  • Intervention Type: Device
  • Participants: 68
  • Start Date: October 1, 2020
Effect of Pulsed Dye Laser on Photodynamic Therapy of Port-Wine Stains: a Single Center, Perspective, Paralled, Controlled Clinical Trial
Clinical Trial
  • Status: Recruiting
  • Phase: Phase 4
  • Intervention Type: Drug
  • Participants: 40
  • Start Date: May 27, 2020
A Pilot Study of Hemoporfin Photodynamic Therapy in Children (2-7 Years Old) With Port-wine Stain