Hidradenitis Suppurativa: A Comprehensive Guide

April 4th, 2026

Key Takeaways

  • Hidradenitis suppurativa is a chronic skin condition causing painful bumps in areas where skin rubs together

  • The condition affects hair follicles and sweat glands, creating abscesses and tunnels under the skin

  • Early treatment can prevent scarring and reduce flare-ups significantly

  • This condition is not contagious and is not caused by poor hygiene

  • Treatment options range from topical medications to surgery, depending on severity

Overview

Hidradenitis suppurativa (HS) is a long-term skin condition that causes painful lumps under the skin. These bumps usually appear in areas where skin rubs against skin, like the armpits, groin, buttocks, and under the breasts. The condition affects the hair follicles and sweat glands in these areas.

About 1-4% of people worldwide have hidradenitis suppurativa. It typically starts after puberty and is more common in women than men. The condition can be mild with just a few bumps, or severe with many painful lesions that connect underground.

Many people don't know they have HS because it's often mistaken for other skin problems. Understanding hidradenitis suppurativa helps people get the right treatment sooner. Without proper care, HS can cause scarring, infections, and significant pain that affects daily life.

HS is not just a simple skin infection that goes away on its own. It requires proper medical care and ongoing management to control symptoms. Getting diagnosed early makes a big difference in preventing serious complications and scarring.

Symptoms & Signs

Hidradenitis suppurativa symptoms can vary from person to person. The condition typically appears in areas where skin folds and rubs together. Symptoms often come and go in cycles, with periods of flare-ups followed by times when the skin looks better.

Primary Symptoms

  • Painful bumps under the skin - These start as small, tender nodules that feel like deep pimples but don't come to a head

  • Abscesses that drain - Bumps may grow larger and eventually burst, releasing thick, foul-smelling fluid

  • Tunnels under the skin - Recurring inflammation creates channels that connect different areas of infection

  • Scarring and thick skin - Repeated flare-ups leave behind raised, rope-like scars and darkened skin patches

When to Seek Care

You should see a healthcare provider if you have recurring painful bumps in your armpits, groin, or other skin fold areas. Early treatment can prevent the condition from getting worse and reduce scarring. Don't wait for the bumps to go away on their own, as this rarely happens without medical help.

Some people experience flare-ups several times a year, while others may have bumps that don't heal for months. The pain can range from mild discomfort to severe pain that makes it hard to move or wear normal clothes. Keeping track of when your symptoms get worse helps your doctor understand your condition better.

When to Seek Immediate Care

Contact a doctor right away if you develop fever, red streaks spreading from the affected area, or if existing bumps become extremely painful and swollen.

Causes & Risk Factors

Age

Most common between ages 20-40, rarely starts after age 55

Genetics

About one-third of cases run in families, suggesting hereditary factors

Lifestyle

Smoking significantly increases risk and worsens symptoms

Other Conditions

Often occurs with inflammatory bowel disease, arthritis, or diabetes

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Diagnosis

Medical History & Physical Examination

Your doctor will ask about your symptoms, family history, and when the bumps first appeared. They'll examine the affected areas to look for the characteristic pattern of HS lesions. The doctor will also check for scarring, tunnels under the skin, and signs of active infection.

During the physical exam, your healthcare provider will assess which stage of HS you have. This helps determine the best treatment approach for your specific situation. Your doctor may also ask about what makes your bumps worse or better.

Be honest with your doctor about how much pain you have and how it affects your daily activities. The more information you provide, the better they can help you. Don't feel embarrassed—doctors see HS regularly and want to help you feel better.

Diagnostic Testing

  • Visual examination - Doctors can usually diagnose HS by looking at the affected skin and recognizing the typical pattern

  • Bacterial culture - If drainage is present, a sample may be tested to identify specific bacteria and guide antibiotic treatment

  • Imaging studies - In severe cases, ultrasound or MRI might be used to see the extent of tunnels and abscesses under the skin

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Treatment Options

Treatment for hidradenitis suppurativa focuses on reducing inflammation, preventing new lesions, and managing pain. The goal is to control symptoms and prevent the condition from getting worse.

Conservative Treatments

  • Topical antibiotics - Clindamycin gel or cream applied directly to affected areas helps reduce bacteria and inflammation

  • Oral antibiotics - Pills like doxycycline or medications with specific interactions can help control bacterial growth and reduce flare-ups

  • Anti-inflammatory medications - Corticosteroid injections into lesions can quickly reduce pain and swelling during flare-ups

Advanced Treatments

  • Biologic medications - Injectable drugs that target specific parts of the immune system, used when other treatments don't work well

  • Surgical removal - Wide excision of affected tissue may be needed for severe cases with extensive tunneling and scarring

  • Laser therapy - Special lasers can help reduce hair follicle activity and decrease new lesion formation

Your doctor will recommend a treatment plan based on how severe your HS is. Some people need to try several different treatments before finding what works best. Treatment often requires patience, as it can take weeks or months to see improvement.

It's important to stick with your treatment plan even when your skin looks better. Stopping treatment too early often leads to the bumps coming back worse than before. Regular check-ups help your doctor make sure your treatment is working well.

Living with the Condition

Daily Management Strategies

Wear loose, breathable clothing made from natural fibers like cotton to reduce friction and sweating. Use gentle, fragrance-free soaps and avoid harsh scrubbing of affected areas. Apply warm compresses to painful bumps for 10-15 minutes several times daily to reduce discomfort. Keep affected areas clean and dry, but don't over-wash as this can irritate the skin further.

Finding the right balance between cleaning and protecting your skin takes practice. Some people find that taking warm baths helps ease pain during flare-ups. Pat your skin dry gently instead of rubbing, which can cause more irritation.

Exercise & Movement

Stay active with low-impact exercises like walking, swimming, or yoga that don't cause excessive sweating or friction in affected areas. Shower immediately after exercising and change into clean, dry clothes. Avoid tight workout clothing that might rub against inflamed skin. Consider alternative approaches to stress management, as stress can trigger flare-ups.

Exercise is important for your overall health and can help reduce stress, which makes HS better. Just choose activities that won't cause sweating or rubbing in your sensitive areas. Swimming is often a great choice because water is gentle and supports your body without friction.

Prevention

  • Maintain a healthy weight to reduce friction between skin folds and decrease pressure on affected areas

  • Quit smoking, as tobacco use significantly worsens HS symptoms and slows healing

  • Use gentle, fragrance-free skin care products to avoid irritating sensitive areas

  • Manage stress through relaxation techniques, regular sleep, and stress-reduction activities

  • Avoid tight clothing and opt for loose-fitting, breathable fabrics that won't rub against your skin

  • Keep affected areas clean and dry without over-washing or using harsh scrubs

Prevention also means recognizing your personal triggers and avoiding them when possible. Keep a journal of what seems to make your bumps worse—it might be certain foods, activities, or stressful situations. Once you know your triggers, you can plan ahead to avoid flare-ups.

Regular medical care is part of prevention too. Visiting your doctor regularly helps catch problems early before they get worse. Taking your medications as prescribed, even when your skin looks better, helps prevent new bumps from forming.

Frequently Asked Questions

No, hidradenitis suppurativa is not contagious. You cannot catch it from someone else or spread it to other people. The condition is caused by problems with hair follicles and immune system responses, not by infections that spread from person to person.

Currently, there is no cure for hidradenitis suppurativa, but it can be effectively managed. With proper treatment, many people see significant improvement in their symptoms. Early treatment is important to prevent scarring and reduce the severity of flare-ups.

While there's no specific HS diet, some people find that reducing dairy products, refined sugars, and processed foods helps their symptoms. Each person may have different trigger foods. Keeping a food diary can help you identify what might worsen your condition.

Without treatment, HS often does progress and become more severe. However, with proper medical care and lifestyle changes, many people can control their symptoms effectively. Early treatment is key to preventing the condition from advancing to more serious stages.

HS typically affects areas where skin rubs together, but it can be associated with other health conditions. Some people with HS also develop inflammatory bowel disease, arthritis, or other autoimmune conditions. Regular check-ups help monitor for these related health issues.

Last Updated: April 4th, 2026
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