Search results
Results from the WOW.Com Content Network
The diagnosis of AGEP may be forthright in typical cases in which an individual: has taken a drug known to cause the disorder; develops multiple sterile pustules overlying large areas of red swollen skin starting a few days after initial drug intake; and has a histology of biopsied lesions that shows pustules just below the skin's Stratum ...
Lung abscess is a type of liquefactive necrosis of the lung tissue and formation of cavities (more than 2 cm) [1] containing necrotic debris or fluid caused by microbial infection. This pus -filled cavity is often caused by aspiration, which may occur during anesthesia, sedation, or unconsciousness from injury.
Impetigo is a contagious bacterial infection that involves the superficial skin. [2] The most common presentation is yellowish crusts on the face, arms, or legs. [2] Less commonly there may be large blisters which affect the groin or armpits. [2]
A boil, also called a furuncle, is a deep folliculitis, which is an infection of the hair follicle.It is most commonly caused by infection by the bacterium Staphylococcus aureus, resulting in a painful swollen area on the skin caused by an accumulation of pus and dead tissue. [1]
The roof of the pustule is parakeratotic stratum corneum, and the floor is formed of keratinocytes, which may or may not be acantholytic. [6] Neutrophils begin to fill the pustule. Toxins are produced by S. aureus and target desmoglein, which is a desmosomal cell-cell adhesion molecule found in the upper levels of the epidermis.
Erosive pustular dermatitis of the scalp presents with pustules, erosions, and crusts on the scalp of primarily older Caucasian females, and on biopsy, has a lymphoplasmacytic infiltrate with or without foreign body giant cells and pilosebaceous atrophy. [2]: 650 [3]: 761 The exact cause of erosive pustular dermatitis of the scalp is unknown.
It does not contain fluid but may progress to a pustule or vesicle. [2] A papule is smaller than a nodule; it can be as tiny as a pinhead and is typically less than 1 cm in width, according to some sources, [2] [3] and 0.5 cm according to others. [4] When merged together, it appears as a plaque. [4]
The duration of symptoms before diagnosis ranges from 2 weeks to several years, The average period was at least 12 months, but it has recently decreased to 3 and 6 months. [5] Presentation depends on disease stage, location, and complications such as neurological deficits and abscesses.