Eczema most commonly appears as dry, itchy patches of skin that can range from red and flaky to thickened and cracked, depending on how long the flare has been active and what type of eczema you have. The look also varies significantly by skin tone, stage of the condition, age, and body location, which is why eczema can be surprisingly hard to recognize at first glance.
The General Look of Eczema
At its most basic, eczema produces patches of dry, rough skin that itch. On lighter skin, these patches are typically red. The skin around the affected area often looks swollen and inflamed. If you scratch (which is hard to resist), the area can crack, weep clear fluid, bleed, and eventually crust over. Over weeks or months of repeated flares, the skin may thicken and harden, developing exaggerated lines that give it a leathery texture. Dermatologists call this thickening “lichenification,” and it’s one of the clearest signs that eczema has become chronic.
Acute, Subacute, and Chronic Stages
Eczema doesn’t look the same at every stage of a flare. In the acute phase, you’ll see swollen, inflamed patches that may develop tiny fluid-filled bumps. These can burst and leave the skin wet and crusty. During the subacute phase, the weeping settles down but the skin stays red and scaly, sometimes with light crusting. Chronic eczema looks quite different: thick, dry plaques with pronounced skin lines and persistent scaling. If you’ve had eczema in the same spot for months, the skin there will likely look noticeably thicker and darker than the surrounding area.
How It Looks on Different Skin Tones
Most descriptions of eczema focus on redness, but that’s really only accurate for lighter skin. On brown, dark brown, and Black skin, the redness can be difficult or impossible to see. Instead, eczema flares tend to look darker brown, purple, or ashen grey. Because this doesn’t match the “red rash” most people expect, eczema in darker skin tones is frequently missed or misdiagnosed.
If the color change is subtle, other visual cues become more important: swelling, warmth to the touch, visible dryness or scaling, and oozing. After a flare resolves, darker-skinned individuals are also more likely to see lasting pigment changes. The healed skin may look noticeably lighter or darker than the surrounding area, and these changes can take weeks to months to fade.
Where It Shows Up by Age
Eczema favors different parts of the body depending on your age. In infants, it commonly appears on the cheeks, scalp, and outer surfaces of the arms and legs. Children tend to develop it in the creases of the elbows, behind the knees, and around the wrists and ankles. Adults typically see flares in those same flexural areas, but also on the hands, eyelids, and neck.
The texture of eczema shifts with age, too. Children are more likely to have oozing, weepy patches and subtle bumps around hair follicles. Adults tend to show signs of chronic disease: thicker, dryer plaques and more prominent hand eczema. Adults also develop a lighter, slightly scaly patch on the cheeks or upper arms (called pityriasis alba) less often than children do.
Types of Eczema and How They Differ
Dyshidrotic Eczema
This type affects the palms, sides of the fingers, and soles of the feet. It looks distinctly different from typical eczema. Instead of broad dry patches, you’ll see clusters of small, deep-seated blisters that sit beneath the skin’s surface. These blisters are often compared to tapioca pudding because of their uniform, round, slightly translucent appearance. They can merge into larger blisters, and when they eventually dry and peel, the skin underneath is raw and tender. The itch can be intense, and the blisters sometimes recur in cycles.
Nummular Eczema
Nummular (or discoid) eczema is easy to spot once you know what to look for. It forms coin-shaped, well-defined oval or round patches, typically ranging from 1 to 10 centimeters across. These lesions are usually symmetrical (appearing on both legs or both arms, for example) and look distinctly different from the irregular, poorly defined patches of atopic eczema. Each spot is scaly and inflamed, and it can sometimes be confused with ringworm because of its circular shape.
Seborrheic Dermatitis
This form targets areas with a lot of oil glands: the scalp, central face, eyebrows, the sides of the nose, behind the ears, and the upper chest. It produces salmon-colored patches covered in a greasy, yellowish, flaky crust rather than the dry white scales of other eczema types. About 88% of adult cases involve the face, and 70% affect the scalp.
In babies, this is the classic “cradle cap”: a firm, yellowish, greasy crust that typically starts on the crown and front of the scalp. It can spread to cover the entire scalp and sometimes extends to the diaper area, neck folds, and armpits. It looks alarming to new parents but is generally not uncomfortable for the baby.
Signs of Infected Eczema
Broken, scratched eczema skin is vulnerable to bacterial infection, and the visual change is noticeable. Normal eczema weeping produces clear fluid. Infected eczema produces pus-filled bumps and a distinctive honey-colored or yellowish-brown crust over the sores. The surrounding skin often becomes more swollen, warm, and painful rather than just itchy. You may also see the rash spreading rapidly beyond its usual boundaries, or notice red streaks extending outward from the affected area. These are signs the infection needs treatment, not just moisturizer.
What Eczema Does Not Look Like
Eczema patches have soft, poorly defined edges in most cases (nummular eczema being the exception). If you see a rash with a very sharp, raised border forming a ring, that’s more likely a fungal infection. Eczema also doesn’t produce uniform, silvery-white scales the way psoriasis does. Psoriasis plaques tend to be thicker, more clearly demarcated, and covered with layers of silvery buildup, whereas eczema scales are finer and the patches blend more gradually into surrounding skin. And unlike hives, eczema patches don’t appear and disappear within hours. They settle in and stay for days, weeks, or longer.