Mind the Gap atlas
Eczema (atopic dermatitis) on Black skin
Key cue: Eczema on Black skin reads grey, violaceous, or darker-than-surrounding rather than red. Follicular-bump pattern and lichenification are common. The post-flare dark marks often worry families most.
Atopic dermatitis is a chronic, relapsing inflammatory skin disease with an intensely pruritic course. It affects 10-20% of children and about 10% of adults, and is both more common and more severe in Black children — who have a 1.7× higher prevalence and are more likely to require systemic therapy (Silverberg J Allergy Clin Immunol 2013).
What it actually looks like
Textbook says
Textbook: erythematous, scaly, pruritic patches at flexures (antecubital, popliteal fossae), ill-defined edges, oozing and crusting in acute flares, lichenification (thickened skin with exaggerated skin lines) in chronic disease. Images show red patches on pale skin.
On Black skin
The AAD and J Am Acad Dermatol skin-of-colour reviews document distinct phenotypes on Black skin:
- Erythema reads as violaceous, grey, or simply darker-than-surrounding — not red. Use palpation and the history of itch to guide diagnosis, not colour.
- Follicular (papular) eczema — small skin-coloured or hyperpigmented bumps centred around hair follicles — is a common pattern, especially on the trunk and extensor surfaces (opposite of the flexural textbook picture). This can be mistaken for keratosis pilaris.
- Lichenification (thickened skin with exaggerated markings) is particularly common and shows as darker, tough-feeling plaques.
- Post-inflammatory hyper- and hypopigmentation often persists long after the active inflammation has resolved and is frequently what brings patients in. Address it separately with time, sun protection, and (in some cases) topical lightening agents.
- Black children have higher rates of severe, widespread eczema and benefit disproportionately from early, aggressive topical therapy (moisturiser + mid- to high-potency topical steroid) and from systemic therapy (dupilumab) when indicated.
What to look for
- Intensely itchy skin that has been flaring on and off (itch is the diagnostic hallmark, regardless of skin tone).
- Rough, thickened, or darker patches — palpate and look closely at flexures, but also the trunk and extensor surfaces.
- Small follicular bumps that are itchy.
- Darker 'left-over' patches after flares.
- Family or personal history of asthma, hay fever, or food allergy (atopic triad).
When to seek care
Schedule a dermatology or primary-care visit in the next few weeks for chronic or bothersome eczema. Seek same-day care for signs of bacterial superinfection (honey-coloured crusts, pustules, fever) or for widespread eruption of small grouped blisters (eczema herpeticum — a true emergency).
Common misdiagnosis
Black patients with atopic dermatitis are frequently misdiagnosed with psoriasis (which also appears violaceous), tinea (fungal infection), or simple 'dry skin'. Dermatology referral can clarify quickly. Post-inflammatory hyperpigmentation is sometimes misread as a separate diagnosis when it is simply the trace of resolved eczema.
See it for yourself — curated external imagery
We don't host clinical photos here. The links below go to peer-reviewed or open-access sources (Mind the Gap, DermNet NZ, PubMed Central, and similar). Each opens in a new tab.
- Mind the Gap handbook — atopic dermatitis plate showing follicular and lichenified patterns.
- DermNet NZ — Atopic dermatitis — extensive image set including skin-of-colour examples.
- AAD — Atopic dermatitis patient resources with images across skin tones.
- Skin of Color Society — Eczema.
References
- Silverberg JI. Public health burden and epidemiology of atopic dermatitis. Dermatol Clin. 2017;35(3):283-289. PMID: 28577797.
- Kaufman BP, Guttman-Yassky E, Alexis AF. Atopic dermatitis in diverse racial and ethnic groups — variations in epidemiology, genetics, clinical presentation and treatment. Exp Dermatol. 2018;27(4):340-357. PMID: 29457272.
- Vachiramon V, Tey HL, Thompson AE, Yosipovitch G. Atopic dermatitis in African American children: addressing unmet needs of a common disease. Pediatr Dermatol. 2012;29(4):395-402. PMID: 22257137.
Medical disclaimer
Educational content only. This is not a substitute for in-person evaluation. If you are worried about yourself or someone you love, see a clinician — and if you are concerned about an emergency sign described here, call 911 or your local emergency number. We do not host clinical imagery; the external references are for reader self-education and are not owned by or affiliated with Black Health.