What is Erythrasma rash?

Erythrasma is a common chronic skin condition affecting the skin folds. The slowly enlarging patches of pink to brown dry skin are caused by an infection by the bacterium Corynebacterium minutissimum

Corynebacterium minutissimum

Corynebacterium minutissimum is a species of Corynebacterium associated with erythrasma, a type of skin rash. It can be distinguished from similar-appearing rashes by exposing the area to the light of a Wood's lamp; C. minutissimum produces porphyrins that fluoresce coral-red.

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Corynebacterium minutissimum - Wikipedia

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What causes erythrasma?

Erythrasma is caused by the Corynebacterium minutissimum bacteria. The bacteria normally live on the skin and can grow in warm, moist areas. That's why it's commonly found in folds of the skin.

How do you get rid of erythrasma?

Does erythrasma go away?

An erythrasma infection is typically self-limiting and will often resolve on its own without treatment. While complications are rare, erythrasma can sometimes co-occur with contact dermatitis, a fungal infection, or an unrelated bacterial infection.

Is erythrasma contagious to others?

It is very contagious. But symptoms often don't affect the whole body. In most cases this is not serious. It responds well to treatment.

Rebecca Rash

How do you get erythema?

Erythema is a type of skin rash caused by injured or inflamed blood capillaries. It usually occurs in response to a drug, disease or infection. Rash severity ranges from mild to life threatening.

What is the difference between erythrasma and jock itch?

Jock itch presents as a rash with a scaly, pink border, which may become itchy and painful. To distinguish jock itch from erythrasma, a bacterial skin disease, a clinician may perform a test called a Wood's lamp examination; erythrasma, but not jock itch, will produce a coral red fluorescence.

Is erythrasma self-limiting?

Erythrasma is usually self-limiting. It can be complicated by contact dermatitis, lichenification, postinflammatory pigmentation, and coinfection with other bacteria, yeasts, and dermatophytes. Serious complications are very rare.

How do you treat corynebacteria?

Antibiotics are the treatment of choice for nondiphtherial corynebacteria infections. Many species and groups are sensitive to various antibiotics, including penicillins, macrolide antibiotics, rifampin, and fluoroquinolones. However, antibiotic susceptibility can vary, and susceptibility testing is recommended.

Does fungal infection go away?

A mild yeast infection may go away on its own, but this is rare. It is always a good idea to treat a yeast infection, even if it is mild. If yeast infections are not treated properly, they are more likely to return. Treatments for yeast infections soothe the affected area and target the overgrown Candida fungus.

Where is Corynebacterium found in the body?

They are ubiquitous and can be found on the skin and in the upper respiratory and gastrointestinal tracts. The primary pathogen in this group is Corynebacterium diphtheriae, the etiologic agent of diphtheria. Additional corynebacteria include 45 species, 30 of which on rare occasion cause human disease.

Is doxycycline an antibiotic?

Doxycycline: antibiotic to treat bacterial infections - NHS.

What disease is caused by Corynebacterium?

Diphtheria is an infection caused by strains of bacteria called Corynebacterium diphtheriae that make toxin. Diphtheria spreads from person to person, usually through respiratory droplets, like from coughing or sneezing.

What is Interigo?

Intertrigo is a common inflammatory skin condition that is caused by skin-to-skin friction (rubbing) that is intensified by heat and moisture. It usually looks like a reddish rash. Trapped moisture, which is usually due to sweating, causes the surfaces of your skin to stick together in your skin folds.

What does erythroderma mean?

Erythroderma (literally, "red skin"), also sometimes called exfoliative dermatitis, is a severe and potentially life-threatening condition that presents with diffuse erythema and scaling involving all or most of the skin surface area (≥90 percent, in the most common definition).

How do you tell if a rash is fungal or bacterial?

Skin infections caused by viruses usually result in red welts or blisters that can be itchy and/or painful. Meanwhile, fungal infections usually present with a red, scaly and itchy rash with occasional pustules.

How do I know if my rash is fungal?

What are symptoms of a fungal rash? A fungal rash is often red and itches or burns. You may have red, swollen bumps like pimples or scaly, flaky patches.

What are 3 causes of erythema?

What does erythema look like on the skin?

The rash: starts as small red spots, which may become raised patches a few centimetres in size. often has patches that look like a target or "bulls-eye", with a dark red centre that may have a blister or crust, surrounded by a pale pink ring and a darker outermost ring. may be slightly itchy or uncomfortable.

Is erythema cancerous?

Erythema nodosum may be a cutaneous marker of malignancy, most often lymphoma or leukemia. Rarely, other malignancies may be associated with erythema nodosum, including carcinoid and colorectal and pancreatic cancers. Erythema nodosum also can indicate disease progression.

What does Corynebacterium do to the skin?

C. minutissimum is believed to be the cause of erythrasma, a relatively common and localised infection of the stratum corneum that produces reddish-brown scaly patches in intertriginous sites.

Where does Corynebacterium come from?

Habitat. Corynebacterium species occur commonly in nature in soil, water, plants, and food products. The nondiphtheiroid Corynebacterium species can even be found in the mucosa and normal skin flora of humans and animals.

Is Corynebacterium contagious?

Diphtheria is a highly contagious and potentially life-threatening bacterial disease caused by Corynebacterium diphtheriae. There are two types of diphtheria: respiratory and cutaneous.

Who should not take doxycycline?

Doxycycline should not be used in children under 8 years of age except for inhalational anthrax, Rocky Mountain spotted fever, or if your doctor decides it is needed.

What should you avoid when taking doxycycline?

Do not take iron supplements, multivitamins, calcium supplements, antacids, or laxatives within 2 hours before or after taking doxycycline. Avoid taking any other antibiotics with doxycycline unless your doctor has told you to. Doxycycline could make you sunburn more easily.