What are the causes of pemphigoid?

Author

Emily Carr

Published Mar 03, 2026

What are the causes of pemphigoid?

Pemphigoid is caused by a malfunction of the immune system and results in skin rashes and blistering on the legs, arms, and abdomen. Pemphigoid can also cause blistering on the mucous membranes. Mucous membranes produce mucous that helps protect the inside of your body.

Moreover, what medications can trigger bullous pemphigoid?

Prescription drugs that may cause bullous pemphigoid include etanercept (Enbrel), sulfasalazine (Azulfidine), furosemide (Lasix) and penicillin. Light and radiation. Ultraviolet light therapy to treat certain skin conditions may trigger bullous pemphigoid, as can radiation therapy to treat cancer. Medical conditions.

Similarly, how do you treat bullous pemphigoid naturally? Treatment is focused on healing the skin and relieving itching, while minimizing adverse side effects of medications. Your doctor will likely prescribe one or a combination of the drugs: Corticosteroids. The most common treatment is prednisone, which comes in pill form.

Consequently, what does pemphigoid look like?

When blisters do come up, they often do appear on red patches. Any part of the skin can be involved, but the most common sites for the blisters are the body folds and the skin on the abdomen. The blisters have thick roofs, and can get quite large and tense before they burst.

Can stress cause bullous pemphigoid?

For those of you who have any one of the pemphigus/pemphigoid (P/P) related skin diseases, stress is the number one factor in flare-ups occurring. The mind-body connection is very strong and stress encourages the antibodies to act up and give you more blisters.

What is the best treatment for bullous pemphigoid?

Treatment

Corticosteroids. The most common treatment is prednisone, which comes in pill form.
Steroid-sparing drugs. These drugs affect the immune system by inhibiting the production of your body's disease-fighting white blood cells.
Other drugs that fight inflammation. An example is methotrexate (Trexall).

Can you die from bullous pemphigoid?

In most patients who are treated, bullous pemphigoid remits within 1.5-5 years. Bullous pemphigoid may be fatal, particularly in patients who are debilitated. The proximal causes of death are infection with sepsis and adverse events associated with treatment.

Does a blister go away on its own?

Most blisters heal on their own within a few days. The liquid-filled bubble of skin is actually a natural form of protection that helps shield the wound from harmful bacteria. As new skin grows, your body will slowly reabsorb the fluid. After a few days, your blister will dry up and flake off.

Does pemphigus ever go away?

There's currently no cure for pemphigus vulgaris (PV), but treatment can help keep the symptoms under control. The main aim of treatment is to heal the blisters and prevent new ones forming. Steroid medication (corticosteroids) plus another immunosuppressant medication are usually recommended.

Is bullous pemphigoid a cancer?

Association of Bullous Pemphigoid and Malignant Neoplasms. Bullous pemphigoid (BP) is the most common autoimmune-mediated subepidermal blistering skin disease and occurs mostly in elderly persons. The association of malignant neoplasms with BP has been controversial.

Can pemphigoid be fatal?

Bullous pemphigoid is a chronic, inflammatory, subepidermal, blistering disease. If untreated, it can persist for months or years, with periods of spontaneous remissions and exacerbations. The disease can be fatal, particularly in patients who are debilitated.

What causes water blisters on your legs?

Impetigo, a bacterial infection of the skin that can occur in both children and adults, may cause blisters. Chickenpox, an infection caused by a virus, produces itchy spots and often blisters on the skin. The same virus that causes chickenpox also causes shingles, or herpes zoster.

How long does pemphigus last?

With treatment, lesions can heal normally without scarring and the hyperpigmentation associated with pemphigus often resolves after several months (r). Most patients treated for pemphigus will enter a partial remission within 2 to 5 years.

How is pemphigoid diagnosed?

Pemphigus and pemphigoid are diagnosed through special testing and clinical presentation. Types of testing include: Lesion biopsy — a sample of the blistered skin is removed and examined under the microscope. Additionally, the layer of skin in which cell-to-cell separation occurs can be determined.

How can you tell the difference between pemphigus and pemphigoid?

Systemic corticosteroids, if needed, are generally only used for a brief period. Unlike pemphigoid, which is characterized by sub-epidermal blisters, pemphigus is characterized by intra-epidermal blisters. Cell-to-cell adhesion is impaired, which causes acantholysis and splitting of epidermal layers.

Which is worse pemphigus and pemphigoid?

It is also a chronic disease that is potentially fatal. Pemphigus is unique from pemphigoid in that the blistering can involve the mucous membranes as well as skin. Bullous pemphigoid is a more common disease than pemphigus that is less aggressive and, generally, not considered life-threatening.

What causes lichen planus flare ups?

The cause of lichen planus is usually not known, although possible causes include: Hepatitis C, a virus that attacks your liver. Certain medicines, including some drugs used to treat high blood pressure, diabetes, heart disease, and malaria. Reactions to metal fillings in your teeth.

Is bullous pemphigoid painful?

Symptoms of bullous pemphigoid include intense itching and burning sensation of the skin. When the mucous membranes of the mouth are affected, it can cause pain, burning, peeling away of affected inner lining tissues, and sensitivity to acidic foods.

What is oral pemphigoid?

Oral pemphigoid (pemphigoid of the mouth) is an uncommon blistering condition which affects primarily the lining of the mouth and gums. Other moist surfaces of the body (known as mucous membranes) can also be affected, and these include the surface layers of the eyes, inside the nose and the genitalia.

How do you prevent Pemphigus?

Minimize sun exposure, which can cause disease to flare. Encourage the use of sunscreens and protective clothing. As non-healing lesions may be secondarily infected with bacteria, fungi, herpes, or wart viruses, have patients report any signs of skin or blister infection, herpetic lesions.

What causes water blisters?

Blisters are most often caused by skin being damaged by friction or heat. Certain medical conditions also cause blisters to appear. The damaged upper layer of skin (epidermis) tears away from the layers beneath and fluid (serum) collects in the space to create a blister.

How many cases of bullous pemphigoid are there?

While the annual incidence of BP has been estimated to be between 2.4 and 23 cases per million in the general population, it rises exponentially to 190–312 cases per million in individuals older than 80 years.

Is bullous pemphigoid itchy?

Bullous pemphigoid (BP) is a rare, autoimmune, chronic skin disorder characterized by blistering, urticarial lesions (hives) and itching. It typically presents in older adults as a generalized intensely itchy blistering skin condition.

How do you test for bullous pemphigoid?

To establish a diagnosis of bullous pemphigoid, the following tests should be performed: histopathologic analysis from the edge of a blister and DIF studies on normal-appearing perilesional skin. If the DIF result is positive, indirect immunofluorescence (IDIF) is performed using the patient's serum.

Can homeopathy cure bullous pemphigoid?

The case of homeopathic treatment of bullous pemphigoid in an 80-year old man will be presented. It is a severe autoimmune skin disease forming blisters or bullae on different parts of the body, accompanied by itching. Treatment includes corticosteroids, immunosuppressant drugs and antibiotics.

Is bullous pemphigoid life threatening?

It is also a chronic disease that is potentially fatal. Pemphigus is unique from pemphigoid in that the blistering can involve the mucous membranes as well as skin. Bullous pemphigoid is a more common disease than pemphigus that is less aggressive and, generally, not considered life-threatening.

Is bullous pemphigoid inherited?

It does not appear to be inherited. But some people's genes put them more at risk for pemphigus. Pemphigoid is also an autoimmune skin disease. It leads to deep blisters that do not break easily.

Is bullous pemphigoid contagious?

Causes of bullous pemphigoid

Sometimes it's been linked to skin damage (such as sunburn) or taking certain medicines. Bullous pemphigoid is not: contagious – it can't be spread to other people. caused by an allergy.

What can you eat when you have pemphigus vulgaris?

No dietary restrictions are needed, but patients with oral disease may benefit from avoiding certain foods (eg, spicy foods, tomatoes, orange juice) and hard foods that may traumatize the oral epithelium mechanically (eg, nuts, chips, hard vegetables and fruit).

What medical condition causes blisters?

Bullous pemphigoid is an autoimmune disease that causes blistering of the skin.

Bullous pemphigoid is an autoimmune disorder that occurs when the immune system attacks the skin and causes blistering.
People develop large, itchy blisters with areas of inflamed skin.

How do you get rid of Bullae?

After the blister has drained completely, your doctor will apply a dry bandage to the area. After a few days, you may choose to remove the skin that was covering your bullae if it has dried. Clean scissors with iodine and use them to remove the extra skin if it's no longer firmly attached to you.

Why would a blister just appeared?

Causes of blisters

Blisters are most often caused by skin being damaged by friction or heat. Certain medical conditions also cause blisters to appear. The damaged upper layer of skin (epidermis) tears away from the layers beneath and fluid (serum) collects in the space to create a blister.

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