What is acanthosis nigricans?
Acanthosis nigricans is a skin condition in which dark, velvety patches appear, often in areas of skin folds or creases. It occurs when there is an excessive growth of keratin, a protein that makes up the outer layer of the skin.
What are the symptoms of acanthosis nigricans?
Common symptoms of acanthosis nigricans include:
• dark areas of skin, often in folds or creases
• velvety or velvety textured skin
• thickened skin
• may be accompanied by itching or discomfort
Who can suffer from acanthosis nigricans?
Acanthosis nigricans can affect people of all ages and skin colors. It is more common in individuals with obesity, insulin resistance, or underlying medical conditions.
What are the types of acanthosis nigricans?
Acanthosis nigricans can be classified into two main types:
• Primary acanthosis nigricans: occurs in individuals with no underlying medical conditions.
• Secondary acanthosis nigricans: is associated with underlying health conditions such asdiabetes, obesity, hormonal disorders or certain medications.
What tests are available for acanthosis nigricans?
A healthcare professional can usually diagnose acanthosis nigricans based on a physical examination. In some cases, additional tests may be necessary to identify the underlying cause, such as:
- Blood tests: to check blood sugar levels, hormone levels or other factors.
- Skin biopsy: to examine a sample of skin tissue to confirm the diagnosis and rule out other skin conditions.
What is the treatment for acanthosis nigricans?
The treatment for acanthosis nigricans depends on the underlying cause. If a medical condition is identified, addressing that condition may help improve or resolve skin discoloration. Treatment options may include:
- Weight management: Losing weight may help reduce or eliminate acanthosis nigricans associated with obesity.
- Medication: Medications may be used to address underlying conditions such as diabetes or hormonal imbalances.
- Topical treatments: Creams or lotions may be prescribed to lighten the affected skin.
- Laser therapy: May help improve the appearance of the skin.
What diet should I follow?
A healthy diet may help manage or prevent acanthosis nigricans, especially if it is associated with obesity or insulin resistance. Consider:
- Weight management: Maintaining a healthy weight through a balanced diet and exercise.
- Whole grains, fruits, and vegetables: These foods are rich in fiber and nutrients that can support overall health.
- Lean proteins: Choose lean protein sources such as poultry, fish, and beans.
- Limit processed foods and sugary beverages: These can contribute to weight gain and insulin resistance.
Which doctor will treat acanthosis nigricans?
• Dermatologist
Can acanthosis nigricans be completely cured?
The treatability of acanthosis nigricans depends on the underlying cause. In some cases, it may be possible to completely cure the condition, especially if it is associated with obesity and weight loss. However, in other cases, it may be a persistent condition that requires ongoing management.
