Hailey-Hailey Disease (Familial Benign Chronic Pemphigus) - Symptoms, Causes & Treatment
By ScanSkinAI Editorial Team✓ Reviewed for medical safetyLast updated June 2026
A rare genetic skin disorder causing recurrent blistering and erosions in skin folds such as the armpits, groin, and neck. Also known as familial benign chronic pemphigus.
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Quick Answer
Hailey-Hailey disease is a rare, genetic condition that causes painful, recurring blisters and crusty sores in skin folds like the armpits, groin, and neck. It occurs due to a gene mutation that prevents skin cells from sticking together properly, making the skin very fragile. Although it is a lifelong condition that often flares up in response to heat, sweat, or friction, it is not contagious. Management focuses on avoiding flare triggers, treating secondary infections, and using topical or oral medications to soothe inflammation and help the skin heal.
Clinical Context
Hailey-Hailey disease (HHD), or familial benign chronic pemphigus, is an autosomal dominant genotosis caused by mutations in the ATP2C1 gene encoding the Golgi calcium pump hSPCA1. This defect impairs keratinocyte cell-to-cell adhesion (acantholysis), leading to fragile skin that blisters with friction, heat, or moisture. Prevalence is estimated at 1 in 50,000. Onset is typically in the second to fourth decade of life. While termed 'benign,' the condition is chronic and significantly impacts quality of life through pain, odour, and secondary infections. Histologically, HHD shows a characteristic 'dilapidated brick wall' pattern of suprabasal acantholysis.
Symptoms
- Painful, recurring blisters in skin folds (axillae, groin, neck, under breasts)
- Erosions and crusting that may weep or ooze
- Macerated, whitish skin with fissures ('wet tissue paper' appearance)
- Burning or stinging sensation, especially with sweating
- Unpleasant odour from secondary bacterial or fungal infection
- Flares triggered by heat, friction, sweating, or stress
- Lesions may spread beyond folds during severe flares
Severity & Progression
Causes & Risk Factors
- ATP2C1 gene mutation (autosomal dominant inheritance)
- Defective calcium signalling in keratinocytes
- Impaired cell-to-cell adhesion (desmosomes)
- Spontaneous gene mutation in ~30% of cases (no family history)
May Be Confused With
This condition can look similar to other skin conditions. A healthcare professional can help distinguish between them.
How It's Diagnosed
- Clinical examination of characteristic skin-fold blistering and erosions
- Skin biopsy showing suprabasal acantholysis ('dilapidated brick wall' pattern)
- Direct immunofluorescence is negative (distinguishes from pemphigus vulgaris)
- Family history assessment (autosomal dominant pattern)
- Genetic testing for ATP2C1 mutations (confirmatory but not always needed)
Treatment & Management
Management focuses on trigger avoidance, infection control, and reducing inflammation. Mild disease responds to topical corticosteroids (triamcinolone 0.1%) and topical antibiotics (mupirocin, fusidic acid) or antifungals. Moderate cases benefit from oral antibiotics (doxycycline, erythromycin for anti-inflammatory properties), oral antifungals if candida is present, and short courses of systemic corticosteroids for acute flares. Refractory disease may respond to botulinum toxin injections (reducing sweating), ablative laser therapy (CO₂ or erbium:YAG), photodynamic therapy, naltrexone (low-dose), or excision with skin grafting for localised severe areas. Newer reports suggest dupilumab and afamelanotide may have benefit. There is no cure, and treatment aims to control flares and maintain quality of life.
- Topical corticosteroids and calcineurin inhibitors
- Topical and oral antibiotics / antifungals for infections
- Botulinum toxin injections to reduce sweating
- Ablative laser therapy (CO₂, erbium:YAG)
- Low-dose naltrexone
- Surgical excision with grafting for severe localised areas
Red Flags & Complications
Seek medical attention if you experience any of the following:
- Secondary bacterial infection (Staphylococcus, Streptococcus)
- Secondary fungal infection (Candida, dermatophytes)
- Herpes simplex superinfection (eczema herpeticum)
- Significant pain and reduced mobility
- Psychosocial impact (embarrassment, depression, social withdrawal)
- Rare reports of squamous cell carcinoma in longstanding lesions
Self-Care Tips
- Wear loose-fitting, breathable clothing (cotton or moisture-wicking fabrics)
- Keep skin folds dry — use absorbent powders or barrier creams
- Avoid heat, excessive sweating, and friction on affected areas
- Use gentle, fragrance-free cleansers and moisturisers
- Apply zinc oxide paste to protect raw areas
- Manage stress, which can trigger or worsen flares
- Cool compresses can relieve burning during acute flares
- Track flares and triggers to identify personal patterns
When to See a Doctor
See a dermatologist if you have recurring painful blisters or erosions in skin folds, especially if there is a family history of similar symptoms. Seek urgent care if lesions become rapidly painful, develop pus, or you develop fever — these may indicate secondary infection.
Frequently Asked Questions
What do the blisters from Hailey-Hailey disease look and feel like?
The condition typically causes red, painful blisters in areas where the skin rubs together, like the armpits, groin, or under the breasts. These blisters often break open, leaving behind weeping, crusty sores that can look like wet tissue paper. During a flare-up, the affected skin may burn or sting, especially when you sweat. If the broken skin becomes infected, it may develop an unpleasant odour.
How did I get Hailey-Hailey disease, and is it contagious?
Hailey-Hailey disease is absolutely not contagious; you cannot catch it from or pass it to someone else. It is caused by an inherited genetic mutation that affects how your skin cells bind together. If one of your parents has the condition, there is a fifty percent chance you may inherit it. However, in about a third of cases, the mutation happens spontaneously without any family history of the disease.
What triggers the flare-ups, and how can I prevent them?
Flare-ups are most commonly triggered by heat, sweating, friction, and stress. To help prevent them, try to keep your skin folds cool and dry. Wear loose-fitting, breathable cotton clothing to minimise rubbing and sweating. Using absorbent powders can reduce moisture, and managing your stress levels may also help keep symptoms at bay. Avoiding strenuous exercise in very hot environments is highly recommended if you feel a flare starting.
What are the best treatments to clear up a flare?
Although there is no permanent cure, flare-ups are highly treatable. Mild episodes are often managed with topical steroid creams to reduce inflammation, along with topical antibiotics or antifungals if an infection is present. For more severe or widespread flares, your doctor may prescribe oral antibiotics to bring down inflammation faster. Sometimes, advanced therapies like laser treatments or surgery are considered for very stubborn, painful patches.
Will this condition get worse as I get older?
Hailey-Hailey disease is chronic, meaning it lasts throughout your lifetime. It usually first appears in early adulthood. Rather than getting progressively worse year after year, it tends to come and go in cycles of flare-ups and periods of clear skin. Learning your specific triggers and establishing a reliable skincare routine with your doctor can drastically reduce how often these painful flares occur and improve your quality of life over time.
Is Hailey-Hailey just a severe form of eczema or a standard rash?
No, it is fundamentally different. While conditions like eczema or chafing are common, Hailey-Hailey is a rare genetic structural defect in the skin itself. Because it often appears in the groin or armpits, it is frequently mistaken for ringworm, intertrigo, or severe chafing. Unlike standard rashes, Hailey-Hailey requires a specific medical diagnosis—often involving a skin biopsy—to confirm the genetic blistering pattern before correct treatment can begin.
How can ScanSkinAI help with Hailey-Hailey disease?
ScanSkinAI provides a convenient way to track the appearance of your skin folds over time, monitoring for weeping sores, crusting, or spreading blisters. It is very important to remember that our AI is purely a screening aid and cannot officially diagnose Hailey-Hailey disease or any skin condition. However, the secure images you capture can be incredibly helpful to show your dermatologist during consultations to track how well your treatment plan is working.
When should I see a doctor for my skin fold blisters?
You should seek medical advice whenever you experience unexplained, painful, or recurring blisters in your skin folds. It is especially urgent to see a doctor if your existing sores start oozing yellow pus, become increasingly red and hot, or develop a foul odour. These are clear signs of a secondary bacterial or fungal infection, which requires prescription medication to heal and prevent severe complications.
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Medical References
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Medical Disclaimer: This information is for educational purposes only and is not intended as medical advice. The content on this page should not be used to diagnose or treat any health problem. Always consult with a qualified healthcare professional for proper medical evaluation, diagnosis, and treatment of your condition.