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What is rosacea?

Rosacea: Types, Causes, and Remedies

A dermatologist can help you get the right care. This care can help prevent the rosacea from worsening. Livingood Award and Lectureship Marion B. Amazing facts about your skin, hair, and nails How do animals protect their skin Skin dictionary Camp Discovery Good Skin Knowledge lesson plans and activities Parent resources Video library Find a dermatologist Why see a board-certified dermatologist? Ask a Dermatologist. Home Public and patients Diseases and treatments Acne and rosacea Is that acne or rosacea? This presentation evolved rapidly and was aggravated by sun exposure.

The patients were all treated with medication for rosacea but showed no improvement. These patients originally presented with limited skin involvement in the absence of any systemic sign or symptoms of SLE. Dermatomyositis DM is an inflammatory myopathy characterized by varying degrees of muscle weakness and distinctive skin erythema Figure 1 ; however, some patients lack muscular involvement and initially present with skin manifestations only. Sontheimer16 described criteria for defining skin involvement in DM.

With the exception of the heliotrope rash, facial erythema has drawn little attention in prior studies of DM-associated skin manifestations. Therefore, Okiyama et al17 performed a retrospective study on the skin manifestations of DM in 33 patients. The investigators observed that MVE in the seborrheic area of the face was most frequent. Figure 1. Macular violaceous erythema of the face in a patient with dermatomyositis. Figure 2.

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Polymorphous light eruption manifesting as erythematous papules over the cheek and dorsal aspect of the nose. Polymorphous light eruption PMLE , the most common of the idiopathic photodermatoses, is characterized by erythematous papules, papulovesicles, and plaques on sun-exposed surfaces Figure 2.

The areas of the skin that are most commonly affected are the face, neck, outer aspects of the arms, and dorsal surfaces of the hands. The etiology of PMLE is unknown, though it is likely to be multifactorial.

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Similarities between PMLE and rosacea include exacerbation by sun exposure and a higher prevalence in fair-skinned individuals. In contrast to rosacea, the onset of the erythema in PMLE is abrupt, appearing quickly after sun exposure and subsiding within 1 to 7 days. Furthermore, patients with PMLE may experience systemic flulike symptoms after sun exposure. Seborrheic dermatitis is a chronic relapsing papulosquamous skin disease most commonly involving sebum-rich areas such as the scalp and face. The prevalence of seborrheic dermatitis is higher in human immunodeficiency virus—positive individuals and in patients with neurologic conditions such as Parkinson disease.

The pathogenesis of seborrheic dermatitis has been linked to the yeast of Malassezia species, immunologic abnormalities, and activation of complements.

A clinical diagnosis usually is made based on a history of waxing and waning in severity and by the sites of involvement. Similar to rosacea, seborrheic dermatitis is a chronic and relapsing erythematous rash with well-demarcated erythematous patches, papules, or plaques; however, unlike rosacea, the distribution varies from minimal asymptomatic scaliness of the scalp to more widespread involvement eg, scalp, ears, upper aspect of the trunk, intertriginous areas.

Also, although macular erythema and scaling involving the perinasal area Figure 3 may be seen in either rosacea or seborrheic dermatitis, a greasy quality to the scales and involvement of other sites such as the scalp, retroauricular skin, and eyebrows suggest a diagnosis of seborrheic dermatitis.

Acne vulgaris is the most common skin disease in the United States. Acne vulgaris typically affects the areas of skin with the highest density of sebaceous follicles including the face, upper aspect of the chest, and back. Inflammatory lesions in both acne vulgaris and rosacea may be clinically identical; however, unlike acne vulgaris, rosacea is characterized by a complete absence of comedones.

A prominent centrofacial distribution also favors rosacea. As a general rule, acne peaks in adolescence, years before papulopustular rosacea usually becomes prominent.


However, some acne patients who are prone to flushing and blushing may develop rosacea later in life. A recent study in the Journal of Drugs in Dermatology ; featured long-term data regarding use of brimonidine gel, which was Rosacea is a common clinical diagnosis that encompasses a variety of presentations, predominantly involving the centrofacial skin. Reported to Rosacea is a common chronic disorder that predominantly manifests as facial erythema, telangiectasia, and flushing.

Other primary clinical Skip to main content.

An update on the treatment of rosacea

The Great Mimickers of Rosacea. The authors report no conflict of interest. Practice Points Rosacea is characterized by frequent flushing; persistent erythema ie, lasting for at least 3 months ; telangiectasia; and interspersed episodes of inflammation with swelling, papules, and pustules. Rosacea is most commonly seen in adults older than 30 years and is considered to have a strong hereditary component, as it is more commonly seen in individuals of Celtic and Northern European descent as well as those with fair skin.

Rosacea Characteristics Rosacea is a chronic disorder affecting the central parts of the face that is characterized by frequent flushing; persistent erythema ie, lasting for at least 3 months ; telangiectasia; and interspersed episodes of inflammation with swelling, papules, and pustules. Common Rosacealike Conditions Systemic Lupus Erythematosus Systemic lupus erythematosus SLE is a chronic inflammatory disease that has protean clinical manifestations and follows a relapsing and remitting course.

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