Birthmark

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Birthmark
Synonyms	Nevus, congenital nevus
Pronounce	N/A
Specialty	N/A
Symptoms	Skin discoloration
Complications	N/A
Onset	Birth
Duration	Lifelong
Types	N/A
Causes	Genetic factors, vascular anomalies
Risks	Usually none, but some types may be associated with other conditions
Diagnosis	Physical examination, dermatoscopy
Differential diagnosis	Melanoma, café-au-lait spot, port-wine stain
Prevention	N/A
Treatment	Usually none required, laser therapy for cosmetic reasons
Medication	N/A
Prognosis	N/A
Frequency	Common
Deaths	N/A

Nevus flammeus nuchae ("stork bite" "Storchenbiss")

RIAN archive 359290 Mikhail Gorbachev

Birthmarks are congenital, benign irregularities on the skin which are present at birth or appear shortly after birth, usually in the first month. They can occur anywhere on the skin and vary in size, shape, color, and type. Birthmarks are made up of malformed pigment cells or blood vessels. Although the exact cause of most birthmarks is unknown, they are thought to occur due to a combination of genetic and environmental factors.

Types of Birthmarks

There are several types of birthmarks, but they are generally classified into two main categories: Pigmented Birthmarks and Vascular Birthmarks.

Pigmented Birthmarks

Pigmented birthmarks are caused by an excess of pigment cells in the skin. Common types include:

• Moles (Congenital Melanocytic Nevi): These are brown or black and can grow anywhere on the body. Moles can be a simple cosmetic issue or, in rare cases, develop into melanoma, a form of skin cancer.
• Café au lait spots: These are light brown to dark brown in color and can appear anywhere on the body. Multiple café au lait spots may be a sign of a more significant condition, such as Neurofibromatosis.
• Mongolian spots: These are bluish-gray and usually appear on the buttocks or lower back. They are more common in individuals of Asian, Hispanic, African, or Native American descent.

Vascular Birthmarks

Vascular birthmarks are caused by abnormal blood vessels in the skin. They include:

• Hemangiomas: These are bright red, raised marks that can grow rapidly during the first few months of life before gradually fading. They are more common in females and premature babies.
• Port-wine stains: These are flat, pink, red, or purple marks that appear on the face, neck, arms, or legs. Unlike hemangiomas, port-wine stains do not fade over time and may even become darker or thicker.
• Salmon patches (Nevus Simplex): These are light pink or red and often appear on the forehead, eyelids, upper lip, or back of the neck. They are common in newborns and usually fade within the first year of life.

Diagnosis and Treatment

Most birthmarks are diagnosed based on appearance and location. In some cases, further testing may be required to rule out other conditions. The need for treatment depends on the type of birthmark, its location, and potential for causing other health problems. Treatment options may include:

• Laser therapy: Commonly used for port-wine stains and some hemangiomas.
• Surgery: May be necessary if the birthmark is causing health problems or is located in a problematic area.
• Medication: Certain types of birthmarks, like hemangiomas, may respond to medication that slows their growth.

Psychological Impact

While most birthmarks are harmless, they can have a significant psychological impact, especially if they are large or located on visible parts of the body. Support and counseling can be beneficial for individuals affected by birthmarks.

Summary

Birthmarks are common skin irregularities that vary widely in appearance and significance. While many are harmless and require no treatment, some may need medical attention due to health concerns or cosmetic reasons. Understanding the different types of birthmarks and their potential implications is essential for proper management and support.

   This article is a medical stub. You can help WikiMD by expanding it!