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Eczema (Atopic Dermatitis)

Eczema (atopic dermatitis) is a chronic condition causing dry, intensely itchy, inflamed skin. It often runs in families alongside asthma and allergies and flares in cycles.

Dermatologic
Eczema, also called atopic dermatitis, is a chronic condition that makes skin dry, inflamed, and intensely itchy. It usually begins in childhood but can appear at any age, and it tends to run in families along with asthma and hay fever — a trio known as the atopic march. Eczema flares and quiets in cycles, and while it cannot be cured, consistent skin care and modern medications control it well for most people. Causes and Risk Factors: Eczema stems from a combination of a weakened skin barrier and an overactive immune response. Key contributors include:
  • Genetics: Inherited differences in skin-barrier proteins let moisture out and irritants in; a family history of eczema, asthma, or allergies raises risk.
  • Immune overactivity: The immune system responds too strongly to minor irritants and allergens, producing inflammation and itch.
  • Environmental triggers: Harsh soaps, fragrances, wool, sweat, heat and humidity changes, dust mites, and pet dander commonly set off flares.
  • Stress and skin infections: Emotional stress and bacterial overgrowth on damaged skin both worsen symptoms.
  • Climate: Heat, sweating, and humid summers can trigger flares, while air conditioning dries the skin, so many patients adjust their skin-care routine seasonally.
Symptoms: Eczema looks different at different ages, but hallmark features include:
  • Intense itching: Often worse at night; scratching further damages the barrier and fuels the itch-scratch cycle.
  • Dry, scaly, inflamed patches: In adults these favor the folds of the elbows and knees, the hands, eyelids, and neck.
  • Thickened, leathery skin: Long-standing rubbing and scratching produce toughened areas called lichenification.
  • Oozing or crusting: Honey-colored crusts or sudden worsening can signal a bacterial infection that needs treatment.
  • Sleep loss and irritability: Nighttime itching erodes sleep quality, which affects mood, focus, and quality of life for patients and families alike.
Diagnosis: There is no single test for eczema; the diagnosis rests on the appearance of the rash, its pattern over time, and personal or family allergy history. Your clinician may consider related conditions such as contact dermatitis — an allergic or irritant reaction to something touching the skin — and may recommend patch testing or allergy evaluation when a specific trigger is suspected. Blood testing is not usually required, though it may be considered when the diagnosis is unclear or allergies appear to play a major role. Treatment: Daily care of the skin barrier is the foundation, with medications added as needed:
  • Moisturize consistently: Fragrance-free creams or ointments applied at least daily, and always after bathing, lock in moisture.
  • Gentle skin habits: Short lukewarm showers, mild cleansers, and soft breathable fabrics reduce irritation.
  • Topical anti-inflammatory medicines: Corticosteroid creams treat flares; steroid-sparing options such as calcineurin inhibitors help delicate areas like the face.
  • Advanced therapy: For moderate to severe eczema, the injectable biologic dupilumab targets the immune signals behind the disease and can be life-changing for people whose eczema resists topical care.
  • Treating infection: Flares complicated by bacterial infection may need antibiotics, and dilute bleach baths are sometimes recommended to reduce bacteria on frequently infected skin.
See a clinician promptly if your skin develops spreading redness, warmth, pus, fever, or clusters of painful blisters, which can indicate infection needing urgent treatment. Well-controlled eczema means better sleep, comfort, and confidence. The internal-medicine team at Zimmer Medical Group can build a step-by-step treatment plan and coordinate dermatology or allergy referrals when needed — schedule a visit to stop the itch-scratch cycle.

Related Medications

Commonly prescribed medications for this condition

DupilumabTacrolimus

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