An abscess is a place of accumulation of the creamy white, yellow, or greenish fluid, known as pus, surrounded by reddened tissue. It is the result of the body's inflammatory response to a foreign body or a bacterial, viral, parasitic, or fungal infection. The most common parts of the body affected ...
The atrophy of the skin may involve the epidermis, or the dermis, or both. It is the thinning process associated with decreased number of cutaneous cells. Sometimes the normal skin markings may be lost. Dermal atrophy may give rise to a depression in the skin.
Blisters are actually vesicles and bullae. Vesicles are circumscribed epidermal elevations in the skin containing clear fluid and mesuring less than 0.5 cm. in diameter. If the lesion has a diameter greater than 0.5 cm, it is called a bulla.
Crusts("scabs") result when serum, blood, or purulent exudate dries and it is a hallmark of pyogenic infection. Crusts are yellow when they have arisen from dried serum; green or yellow-green when formed from purulent exudate; and brown or dark red when formed from blood.
A cyst is a closed sac that contains liquid or semisolid material. On palpation the cyst is usually resilient. Cysts can grow almost anywhere in your body or on your skin. Most cysts are benign, or non-cancerous.
Is literaly the study of the skin; the branch of medicine that deals with the diagnosis, treatment and prevention of diseases of the skin, hair, nails, oral cavity and genitalis; a field with both medical and surgical aspects.
Is the layer of the skin that is situated beneath the epidermis; it contains blood and lymph vessels, hair follicles, and glands that produce sweat, which helps regulate body temperature, and sebum, an oily substance that helps keep the skin from drying out.
Is the outer layer of the skin; it is mostly made up of flat, scale-like cells called squamous cells, under these cells are round cells called basal cells. The deepest part of the epidermis contains melanocytes, cells that produce melanin, which gives the skin its color.
