Ringworm is the most prevalent cause of a circular rash on the skin, although other conditions can also leave this unique pattern. A doctor determines the source of a rash by inspecting it and inquiring about symptoms. They may advise taking oral medicine, using a topical lotion, or avoiding triggers.
Learn
more about the conditions that might cause this rash and how to address them in
this article.
Ringworm,
contrary to its name, is a fungal skin ailment caused by a fungus rather than a
worm or other parasite.
The
illness was named for the rash it generates, which is generally circular and
has a thin elevated ring around the border that resembles a worm.
The
circular rash may be a few millimetres broad at first, but it can spread if
left untreated. It may appear as a circular, flat area, and the centre of the
rash usually heals first.
Ringworm
rash appears red or pink on lighter skin and silver or brown on darker skin.
The
skin around the rash may become dry or scaly, and the rash itself may become
highly irritating.
Ringworm
can arise on any region of the body, and if it appears on the scalp, soles of
the feet, palms, groyne, or nails, the rash may not be ring-shaped. Ringworm
can cause an athlete's foot and jock itch.
The
circular rash may occur days or weeks after the attack, and it may resemble a
bull's eye.
A
person with lighter skin may see three rings surrounding the bite: a red circle
nearest to the bite, a lighter ring, and another red ring. The appearance may
alter on darker skin – look for a raised ring surrounding the bite.
The
rash generally grows larger over time. It may cause discomfort, burning, or
itching, as well as being warm to the touch.
A
tick may bite anywhere on the body and prefers exposed or heated places. Bite
wounds on the lower leg, armpit, groyne, and back are frequent.
About
half of those infected with Lyme disease have flu-like symptoms before
developing the rash.
A
course of antibiotics can treat Lyme disease in its early stages.
After
being outside, check your skin for tick bites. Remove a tick as soon as
possible, without crushing it, and make certain that the tick is completely
removed.
Learn
more about Lyme disease rash by clicking here
Dermatitis
due to contact
Contact
dermatitis is an allergic response to the skin.
The
skin may deepen or redden, and it may become uncomfortable or dry. Contact
dermatitis can also cause skin swelling or blistering.
The
size of the rash is determined by how much skin has been exposed to the
allergen.
If
the thing causing the response is spherical, the rash may be round. For
example, if a person is allergic to nickel, wearing a nickel watch may result
in a circular rash on the wrist.
The
most efficient strategy to treat contact dermatitis is to identify the allergy
or irritant and prevent contact with it.
It
might help to use sensitive skin products and to carefully read the labels of
soaps and personal care products for common allergies and irritants.
Swelling
and irritation can be reduced using over-the-counter treatments.
Learn
more about contact dermatitis by clicking here.
Hives
are allergic reactions to heat, food, medicine, viral infections, and other
stimuli.
When
the skin expands into welts, hives emerge. These are lumps or patches that are
red or skin-coloured and may itch or burn.
Hives
can arise and vanish on any area of the body, and they can be severe. Hives or
areas of hives may be round and resemble insect bites in certain persons.
Antihistamines
can minimise swelling and prevent hives caused by allergen exposure.
If
hot weather causes hives, wear loose clothes and use sunscreen. It may also be
beneficial to dampen the skin with a moist washcloth.
More
hive remedies may be found here.
Granuloma
annulare is uncommon. It causes pimples to create a ring-shaped or circular
rash.
The
rash is most commonly seen on the hands, arms, or feet. It can spread over the
body less often, or smaller patches might unite to form bigger ones.
Although
the causes are unknown, granuloma annulare can form as a result of skin injury
or a viral infection.
Granuloma
annulare has no symptoms other than the rash and is not communicable.
The
illness normally goes away on its own, although it might continue for years.
Steroid injections or lotions may aid in the healing process.
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