Acne neonatorum (Baby acne) refers to a condition that affects roughly 20% of newborn babies.
The history of acne reaches back to the dawn of recorded history.
Acne cosmetica refers to acne caused by or made worse by cosmetics.
Acne keloidalis nuchae refers to a condition of unknown etiology marked by the presence of perifollicular papules and nodules on the nape of the neck.
In Ancient Egypt, it is recorded that several pharaohs were acne sufferers.
Acne is an important and sometimes overlooked state, which if left untreated could lead to a lifetime of disease sequelae, such as scarring and skin hyperpigmentation.
Acne lesions are commonly referred to as pimples, spots, or zits.
On the other hand, as undesirable as acne is for the sufferer, it is almost always a temporary condition, with effects that diminish and disappear over time.
Exactly why some people get acne and some do not is not fully known.
Physical acne scars are often referred to as "icepick" scars.
Acne vulgaris is an inflammatory disease of the skin, caused by changes in the pilosebaceous units (skin structures consisting of a hair follicle and its associated sebaceous gland).
When used generically, the term "acne" refers to acne vulgaris.
A combination of treatments can greatly reduce the amount and severity of acne in many cases.
Acne rosacea is a chronic cutaneous condition affecting the chin, cheeks, nose, and forehead.
The response for most people diminishes over time and acne thus tends to disappear, or at least decrease, after one reaches his or her early twenties.
Acne medicamentosa refers to acne that is caused or aggravated by medication.
One study has estimated the incidence of suicidal ideation in patients with acne as high as 7.1 percent Acne usually appears during adolescence, when people already tend to be most socially insecure.
From Ancient Greece comes the English word "acne" (meaning "point" or "peak").
Baby acne usually clears up within a few weeks, but it can linger for months.
Acne scars generally fall into two categories: physical scars and pigmented scars.
Infants usually develop neonatal acne because of stimulation of the baby's sebaceous glands by lingering maternal hormones after delivery.
Acne vulgaris is the most common form of acne.
Acne is a group of skin rashes that have different causes but present with similar lesions.
The condition was first described in German industrial workers in 1897 by Von Bettman, and was initially believed to be caused by exposure to toxic chlorine (hence the name "chloracne").
Phage therapy has been proposed to kill Propionibacterium acnes and has seen some use.
Laser surgery has been in use for some time to reduce the scars left behind by acne, but research is now being done on lasers for prevention of acne formation itself.
Acne scars are difficult and expensive to treat, and it is unusual for the scars to be successfully removed completely.
Acne conglobata refers to a chronic form of inflammatory acne marked by communicating blackheads, communicating cysts, abscesses, papules, pustules, and draining sinus tracts.
Pike are also called "Jackfish" in North America and informally "Slough Shark" in Western Canada.
The substances that may cause chloracne are now collectively known as "chloracnegens."
Other medications can produce 'acneiform' eruptions (usually pimply bumps and pustules that look like acne).
Severe acne often leaves small scars where the skin gets a "volcanic" shape.
Once chloracne has been identified, the primary action is to remove the patient and all other individuals from the source of contamination.
Acne fulminans (acne maligna) is a rare and severe form of acne involving a sudden onset of bleeding and ulcerative acne lesions spreading over the face, back, and chest.
Commonly mistaken for baby acne, tiny bumps on a baby's face after birth that disappear within a few weeks are called milia and are unrelated.
Once this defect in the keratinization process leads to these cells blocking the pore, the oil build up within the pore provides a favorable environment for the bacteria Propionibacterium acnes to multiply uncontrollably.
Chloracne is an acne-like eruption of blackheads, cysts, and pustules associated with over-exposure to certain halogenic aromatic hydrocarbons, such as chlorinated dioxins and dibenzofurans.