What symptom does head seborrheic dermatitis have

summary

Recently, I found two patches of alopecia areata on my left forehead and back neck. But the doctor said it was caused by seborrheic dermatitis. I went to the hospital for treatment, and now the dermatitis is better. So, what symptom does head seborrheic dermatitis have, understand together.

What symptom does head seborrheic dermatitis have

First: it mainly appears in small pieces and half white scales at the beginning. With the development of time, it develops into large patches with clear boundary. The color at the bottom is dark red, accompanied by mild pruritus. In severe patients, it appears as round patches of greasy scales, accompanied by exudate. When the whole head is in this situation, it will give off a foul smell, accompanied by desquamation What's going on.

Second: often from the head spread. There are mainly yellow and red scales on the affected area, diffuse erythema and desquamation on the eyebrow and surrounding parts, and then the eyebrow will fall off. Eyelid blepharitis occurs because of involvement, and even erosive ulcer occurs in severe patients. Because the itching is uncomfortable, scar will be left after scratching, which is more common in women, and oil spill otitis externa is more common in the elderly.

Third: it is common in middle-aged men. At the beginning, the hair follicle mouth of the beard will appear mild redness and swelling, with small brown scab, so it is called beard sore. The beard sore is stubborn and difficult to cure. With the severity of the disease, pustules will appear at the hair follicle mouth, and bright red symptoms will appear around the affected area.

matters needing attention

Here, I would like to give you some warm tips, don't stay up late to adjust work and rest, eat more vegetables, eat less fried barbecue, keep in a good mood, less angry, keep clean, pay attention to personal hygiene.