What is Gangrenosum?
Pyoderma gangrenosum (pie-o-DUR-muh gang-ruh-NO-sum) is a rare condition that causes large, painful sores (ulcers) to develop on your skin, most often on your legs. The exact causes of pyoderma gangrenosum are unknown, but it appears to be a disorder of the immune system.
Is pyoderma gangrenosum fatal?
Pyoderma gangrenosum (PG) is a rare, chronic, recurrent, idiopathic ulcerative disorder of the skin that can cause pain, disfigurement, and even death (Bolognia et al., 2008). It is a noninfectious neutrophilic dermatosis.
What does pyoderma gangrenosum feel like?
Pyoderma gangrenosum (PG) is a chronic, recurrent skin disorder in which patients get small red bumps or blisters that can grow and join together to become large open sores, or ulcers. The number of ulcers that patients get can vary from a few in mild cases to many in more severe ones.
What is Pyodermatitis?
Pyodermatitis-pyostomatitis vegetans is a rare but characteristic pustular eruption of the mouth and skin folds consistently associated with inflammatory bowel diseases such as ulcerative colitis and less commonly Crohn disease.
What causes sweety?
Sweet’s syndrome, also called acute febrile neutrophilic dermatosis, is an uncommon skin condition. It causes fever and a painful skin rash that appears mostly on the arms, face and neck. The cause of Sweet’s syndrome isn’t known, but it’s sometimes triggered by an infection, illness or medication.
What is the primary function of the epidermis?
The epidermis acts as a barrier that protects the body from ultraviolet (UV) radiation, harmful chemicals, and pathogens such as bacteria, viruses, and fungi. Historically, it was thought that the function of the epidermis was to regulate fluid and protect the body from mechanical injury.
What is the most superficial layer of the epidermis?
The stratum corneum is the most superficial layer of the epidermis and is the layer exposed to the outside environment (see Figure 5.14). The increased keratinization (also called cornification) of the cells in this layer gives it its name. There are usually 15 to 30 layers of cells in the stratum corneum.
What is the outermost layer of the epidermis?
The stratum corneum is the outer layer of the skin (epidermis). It serves as the primary barrier between the body and the environment. The epidermis is made up of five layers: stratum basale: the deepest layer of epidermis, made up of cuboidal and columnar cells
What is the thickness of the epidermis?
The thickness of the epidermis varies depending on where on the body it is located. It is at its thinnest on the eyelids, 1 measuring just half a millimeter, and at its thickest on the palms and soles at 1.5 millimeters.