Acneiform eruption
Acneiform eruption refers to a group of dermatoses including acne vulgaris, rosacea, folliculitis, and perioral dermatitis. Restated, acneiform eruptions are follicular eruptions characterized by papu...
Perifolliculitis capitis abscedens et suffodiens
Dissecting cellulitis of the scalp, also known as dissecting scalp cellulitis, dissecting folliculitis of the scalp, perifolliculitis capitis abscedens et suffodiens of Hoffman, perifolliculitis absce...
Occupational acne
Occupational acne is caused by several different groups of industrial compounds, including coal tar derivatives, insoluble cutting oils, and chlorinated hydrocarbons (chlornaphthalenes, chlordiphenyls...
Morbihan's disease
Persistent edema of rosacea (also known as "Chronic upper facial erythematous edema," "Morbihan's disease," or "Rosaceous lymphedema") is a hard, nonpitting edema found on the areas involved, those ma...
Periorificial dermatitis
Periorificial dermatitis is a cutaneous condition characterized by a combination of perioral dermatitis and periocular dermatitis.
Glandular rosacea
In Glandular rosacea, men with thick sebaceous skin predominate, a disease in which the papules are edematous, the pustules often 0.5 to 1.0cm in size, with nodulocystic lesions often present.
Halogen acne
Halogen acne is caused by iodides, bromides and fluorides (halogens) that induce an acneiform eruption similar to that observed with steroids.
Acne aestivalis
Acne aestivalis (also known as Mallorca acne) is a special form of polymorphous light eruption. It is a monomorphous eruption consisting of multiple, uniform, red, papular lesions, reported to occur a...
Neonatal acne
Neonatal acne (also known as "Acne infantum," "Acne neonatorum", and "Neonatal cephalic pustulosis" (not to be confused with "Benign cephalic histiocytosis")) is an acneiform eruption that occurs in n...
Neonatal acne - Wikipedia
Granulomatous rosacea
Lupoid rosacea (also known as "Granulomatous rosacea," "Micropapular tuberculid", or "Rosacea-like tuberculid of Lewandowsky") is characterized by the development of epithelioid (lupoid) granulomas in...
Folliculitis keloidis nuchae
Acne keloidalis nuchae (also known as "Acne keloidalis", "Dermatitis papillaris capillitii", "Folliculitis keloidalis", "Folliculitis keloidis nuchae", and "Nuchal keloid acne") is a destructive scarr...
Neonatal cephalic pustulosis
Neonatal acne (also known as "Acne infantum," "Acne neonatorum", and "Neonatal cephalic pustulosis" (not to be confused with "Benign cephalic histiocytosis")) is an acneiform eruption that occurs in n...
Steroid rosacea
Steroid induced rosacea is an iatrogenic condition (induced by the physician or patient) from the use of either systemic steroid or topical steroids. It is nearly identical to steroid induced acne fr...
Acne keloidalis
Acne keloidalis nuchae (also known as "Acne keloidalis", "Dermatitis papillaris capillitii", "Folliculitis keloidalis", "Folliculitis keloidis nuchae", and "Nuchal keloid acne") is a destructive scarr...
Vascular rosacea
Erythrotelangiectatic rosacea (also known as "Erythematotelangiectatic rosacea" and "Vascular rosacea") is characterized by prominent history of prolonged (over ten minutes) flushing reaction to vario...
Hidradenitis suppurativa
Hidradenitis suppurativa (HS) is a rare, chronic skin disease characterized by clusters of abscesses or subcutaneous boil-like "infections" (oftentimes free of actual bacteria) that most commonly affe...
Ophthalmic rosacea
Ocular rosacea is a manifestation of rosacea that affects the eyes and eyelids. Signs and symptoms generally consist of redness, irritation or burning of the eyes. Affected individuals may also feel t...
Chloracne
Chloracne is an acne-like eruption of blackheads, cysts, and pustules associated with over-exposure to certain halogenated aromatic compounds, such as chlorinated dioxins and dibenzofurans. The lesion...
Chloracne - Wikipedia
Papulopustular rosacea
Papulopustular rosacea (also known as "Inflammatory rosacea") manifests a strikingly red central face accompanied by erythematous papules often surrounded by a pinpoint pustule.
Acute febrile ulcerative acne
Acne fulminans (also known as "Acute febrile ulcerative acne") is a severe form of the skin disease, acne, which can occur after unsuccessful treatment for another form of acne, acne conglobata. The c...
Dissecting cellulitis of the scalp
Dissecting cellulitis of the scalp, also known as dissecting scalp cellulitis, dissecting folliculitis of the scalp, perifolliculitis capitis abscedens et suffodiens of Hoffman, perifolliculitis absce...
Granulomatous perioral dermatitis
Perioral dermatitis (also called periorifical dermatitis), is skin disease characterised by multiple small (1 – 2 mm) papules, pustules and vesicles which are localized to the perioral skin (arou...
Granulomatous perioral dermatitis - Wikipedia
Lupus miliaris disseminatus faciei
Lupus miliaris disseminatus faciei is a disease with a similar appearance to acne vulgaris.
Acne rosacea
Rosacea /roʊˈzeɪʃiə/ is a chronic skin condition characterized by facial redness, small and superficial dilated blood vessels on facial skin, papules, pustules, and swelling. Rosacea affects all ages ...
Pomade acne
Pomade acne occurs when some of the pomade that is applied to the scalp is also applied to the forehead and is responsible for the development of multiple, closely packed comedones close to the hairli...
Pyoderma faciale
Pyoderma faciale (also known as "Rosacea fulminans") is a conglobate, nodular disease springing up abruptly on the face.
Acne varioliformis
Acne miliaris necrotica (also known as "Acne varioliformis") consists of follicular vesicopustules, sometimes occurring as solitary lesions that are usually very itchy.
Mallorca acne
Acne aestivalis (also known as Mallorca acne) is a special form of polymorphous light eruption. It is a monomorphous eruption consisting of multiple, uniform, red, papular lesions, reported to occur a...
Phymatous rosacea
Phymatous rosacea is a cutaneous condition characterized by overgrowth of sebaceous glands. "Phyma" is the Greek word for swelling, mass, or bulb, and these can occur in various areas of the face and...
Acne keloidalis nuchae
Acne keloidalis nuchae (also known as "Acne keloidalis", "Dermatitis papillaris capillitii", "Folliculitis keloidalis", "Folliculitis keloidis nuchae", and "Nuchal keloid acne") is a destructive scarr...
Acne miliaris necrotica
Acne miliaris necrotica (also known as "Acne varioliformis") consists of follicular vesicopustules, sometimes occurring as solitary lesions that are usually very itchy.