Eczema is a chronic inflammatory skin condition that causes dryness, itchiness and recurrent flare-ups. 

Many people wonder, “What causes eczema?” The truth is that eczema is a long-term condition influenced by genetics, immune responses and skin barrier weakness.

It affects infants, children and adults, with symptoms ranging from mild dryness to severe itching that disrupts sleep and daily life. When managed early, eczema symptoms can be significantly reduced, helping patients avoid infections, scarring and persistent discomfort.

Signs & Symptoms

Eczema symptoms vary by age, skin type and severity.

Baby Eczema (Infantile Atopic Dermatitis) Symptoms

  • Dry, red, inflamed or scaly patches on the cheeks, scalp, trunk or limbs
  • Itching that may cause fussiness or sleep disturbance
  • Oozing or crusting in severe flare-ups
  • Rough or bumpy skin texture
  • Increased irritation with heat, drooling, fragrances or harsh detergents
  • Skin that becomes quickly irritated due to a developing skin barrier

Adult Eczema (Adult Atopic Dermatitis) Symptoms

  • Dry, itchy and inflamed patches on the hands, eyelids, neck, elbows or knees
  • Skin thickening (lichenification) from chronic scratching
  • Recurrent flare-ups triggered by stress, sweat, irritants or weather changes
  • Cracks, bleeding or pain in affected areas during severe flares
  • Darkened or discoloured patches after inflammation
  • Associated allergy or asthma symptoms in some adults

If symptoms persist, a proper evaluation can confirm whether it is eczema or a rash from another condition.

Causes & Risk Factors

Eczema results from a combination of genetics, immune overactivity and environmental triggers.

Key contributors include:

  • Genetics and family history, especially of eczema, asthma or allergies
  • Weak skin barrier, allowing irritants and allergens to penetrate
  • Allergens such as dust mites, pollen or pet dander
  • Irritants, including soaps, detergents, fragrances and harsh skincare
  • Stress, heat or sweating, which commonly trigger flare-ups
  • Food allergies, more common in babies and young children

Diagnosis

Eczema is primarily diagnosed through a detailed clinical assessment, as there is no single test that confirms the condition on its own. A specialist evaluates the appearance, distribution and chronic pattern of the rash to distinguish eczema from other skin conditions such as fungal infections or psoriasis.

Common diagnostic tests include:

  • Physical examination: Assesses the location, texture, thickness, redness and severity of the skin lesions.
  • Patient history: Reviews personal and family history of allergies, asthma and previous eczema flare-ups.
  • Allergy testing: Identifies food or environmental allergens that may trigger or worsen symptoms.
  • Skin swabs: Performed when infection is suspected to detect bacterial or viral involvement.
  • Patch testing: Helps identify contact allergens such as metals, fragrances or skincare products that may mimic or worsen eczema.

An accurate diagnosis allows targeted treatment planning, prevents repeated flare-ups and reduces the risk of long-term skin damage, infection or scarring.

Types of Eczema

Eczema presents in several forms, each with different triggers, patterns and treatment approaches. Identifying the exact eczema type helps specialists personalise skincare, medication and long-term management strategies.

1. Atopic Dermatitis

This is the most common form of eczema and is strongly linked to genetics and immune system sensitivity. It usually begins in childhood and is associated with asthma or allergic rhinitis. 

Affected skin is dry, itchy, inflamed and prone to recurrent flare-ups. Scratching can lead to skin thickening, infections and sleep disturbance due to persistent itching.

2. Contact Dermatitis

This type occurs when the skin reacts to allergens or irritants such as soaps, detergents, fragrances, metals (like nickel) or chemicals. 

It causes redness, itching, blistering or scaling at the site of contact. Symptoms usually improve once the trigger is identified and avoided. Patch testing helps confirm the cause.

3. Dyshidrotic Eczema (Pompholyx Eczema)

This form affects the hands and feet, causing small, deep-seated blisters that are intensely itchy and painful. 

It is often triggered by stress, sweating, hot weather or exposure to metals. Pompholyx eczema on the feet may make walking uncomfortable during flare-ups. Peeling and cracking usually follow after the blisters dry up.

4. Nummular Eczema

Characterised by round, coin-shaped patches that are itchy and inflamed, often on the arms or legs. These lesions can resemble fungal infections, but do not respond to antifungal treatment. 

It is more common in adults and often worsens in dry climates or during colder months. Skin dryness is a major contributing factor.

5. Seborrheic Dermatitis

This form affects oily areas such as the scalp, eyebrows, sides of the nose, chest and behind the ears. It presents with flaky, greasy scales and redness and is commonly known as dandruff when it affects the scalp. 

It is linked to yeast overgrowth and immune response. Symptoms often worsen during stress or illness.

Treatments

Treatment focuses on reducing inflammation, repairing the skin barrier and managing flare-ups.

Common approaches include:

  • Moisturisers and emollients: Strengthen and restore the skin barrier to reduce dryness and flare-ups
  • Topical steroids or calcineurin inhibitors: Reduce inflammation during active eczema episodes
  • Antihistamines: Help relieve itching, especially at night
  • Antibiotics: Prescribed when eczema becomes infected with bacteria
  • Phototherapy: Used for moderate to severe eczema that does not respond well to topical treatments
  • Lifestyle adjustments: Avoiding triggers, using gentle skincare products, managing stress and maintaining consistent moisturising routines

Ready to learn what might help you? Learn more about Eczema Treatments on this treatment page.

Complications

Without proper management, eczema may lead to:

  • Skin infections from scratching
  • Chronic skin thickening due to repeated irritation
  • Sleep disruption from intense itching
  • Allergic conditions such as asthma or hay fever
  • Emotional distress, especially in children
  • Pigmentation changes, especially in darker skin tones

Prevention

You can reduce flare-ups with consistent skin care and environmental control.

Maintain daily moisturising routines

Use fragrance-free, gentle cleansers

Avoid known triggers such as heat, sweat or harsh products

Wear breathable fabrics like cotton

Reduce exposure to allergens

Manage stress and get adequate sleep

Living With Eczema

Daily adjustments can significantly improve comfort and reduce flare-ups.

Helpful strategies include:

  • Keeping the skin well moisturised
  • Using cool compresses during flare-ups
  • Choosing hypoallergenic skincare and detergents
  • Taking short, lukewarm showers
  • Building stress-relief routines
  • Joining support groups for long-term encouragement

Navigating Eczema in Singapore

The Problem and Types of Eczema

Eczema is common due to the hot, humid climate, which can worsen skin irritation, sweating and flare-ups. Patients struggle with persistent itch, redness, cracked skin and sleep disturbance, especially during severe episodes. Eczema affects both children and adults and may appear differently depending on triggers such as allergens, stress or skin infections. 

The most common type is atopic dermatitis, but contact dermatitis, dyshidrotic eczema and seborrheic dermatitis are also frequently seen. Some patients experience overlapping types, which can complicate diagnosis and treatment. Identifying the exact type of eczema is essential for selecting the most effective long-term treatment plan.

Consultation to Ongoing Care

Management of eczema in Singapore begins with a consultation at a dermatology clinic for a full skin assessment and trigger evaluation. The specialist reviews flare patterns, family history, environmental exposures and previous treatment response. Treatment may include moisturisers, topical anti-inflammatory medications, antihistamines or immune-modulating therapy depending on severity. 

Patients with frequent infections may require antibiotics or antifungal treatment as part of eczema control. Long-term care focuses on strengthening the skin barrier, avoiding triggers and preventing recurring inflammation. With consistent follow-up, many patients achieve good symptom control and fewer flare-ups.

When to Seek Help

You should seek medical attention if eczema symptoms worsen despite regular moisturising and home treatment. Persistent itching, cracked skin, bleeding or signs of infection such as swelling, pus or fever require prompt evaluation. 

Eczema in Singapore can worsen quickly due to sweat, heat and secondary infections if left unmanaged. Children with poor sleep, feeding disruption or behavioural distress should be assessed early. Adults experiencing work disruption or worsening hand eczema should also seek review. Early specialist care improves comfort, prevents complications and supports long-term skin health.

Find an Eczema Specialist in Singapore

You do not have to manage eczema on your own. An experienced specialist can help identify triggers, confirm your diagnosis and recommend treatments tailored to your skin condition.

Whether you’re managing baby eczema, mild adult symptoms or severe chronic flare-ups, professional guidance offers clearer next steps.

Get in touch with an eczema specialist today. You can contact us via WhatsApp to book an appointment or ask any questions.

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