What medical conditions cause water blisters?
Bullous pemphigoid (BUL-us PEM-fih-goid) is a rare skin condition that causes large, fluid-filled blisters. They develop on areas of skin that often flex — such as the lower abdomen, upper thighs or armpits. Bullous pemphigoid is most common in older adults.
What is the difference between a blister and a bulla?
Vesicles are small blisters less than 5 mm in diameter. A bulla is a larger blister. Note that the plural of bulla is bullae. Blisters may break or the roof of the blister may become detached forming an erosion.
What are the differential diagnosis of bullous pemphigoid?
As BP may have a polymorphic presentation with non-bullous manifestations and blisters, a wide range of differential diagnosis should be considered: pemphigus foliaceus, pemphigus herpetiformis, linear IgA bullous dermatosis, epidermolysis bullosa acquisita, bullous lupus erythematosus, eczema, urticaria, prurigo.
What are bubbles under the skin?
They’re bubbles that pop up when fluid collects in pockets under the top layer of your skin. They can be filled with pus, blood, or the clear, watery part of your blood called serum. Most are shaped like circles. Depending on the cause, your blister could itch or hurt a lot or a little.
What is pemphigus vulgaris?
What is pemphigus vulgaris? Pemphigus is a rare group of autoimmune diseases. It causes blisters on the skin and mucous membranes throughout the body. It can affect the mouth, nose, throat, eyes, and genitals. Pemphigus vulgaris is the most common type of pemphigus.
What are bullae in the epidermis?
Bullae are blisters >1 cm in diameter containing serous or seropurulent fluid. When bullae are located within the epidermis, they present with thin and flaccid walls, which rupture resulting in erosions, scale, and crusts.
What is Bulla blistering disease?
A blistering disease is a condition in which there are fluid-filled skin lesions. Vesicles are small blisters less than 5 mm in diameter. A bulla is a larger blister. Note that the plural of bulla is bullae. Blisters may break or the roof of the blister may become detached forming an erosion.
What are primary and secondary vesicular-bullous skin lesions?
Primary vesicular-bullous skin lesions include vesicles and bullae. Secondary lesions may include scale, crust, milia, and scarring. These conditions are classified by depth of skin involvement. Berger TG, James WD, Elston DM.
What is the difference between bullae and erosions?
Bullae. Bullae are blisters >1 cm in diameter containing serous or seropurulent fluid. When bullae are located within the epidermis, they present with thin and flaccid walls, which rupture resulting in erosions, scale, and crusts. Erosions are the result of loss of the superficial layers of the epidermis and…
