What does pityriasis rosea look like?

Pityriasis rosea is a skin condition that begins as a single, large pink oval-shaped patch found on the trunk of the body called the “herald patch.” The herald patch is followed one to two weeks later with a profusion of smaller scaling pink lesions on the torso.

What is a rash that looks like a circle?

Ringworm. Despite its name, ringworm is a fungal skin infection — it is not caused by a worm or any other parasite. The infection got its name because it causes a rash that is usually circular, with a thin raised ring around the edge that may look like a worm.

What does a bacterial rash look like?

Bacterial skin infections often begin as small, red bumps that slowly increase in size. Some bacterial infections are mild and easily treated with topical antibiotics, but other infections require an oral antibiotic.

What is the cause of pityriasis rosea?

The exact cause of pityriasis rosea is unclear. Some evidence indicates the rash may be triggered by a viral infection, particularly by certain strains of the herpes virus. But it’s not related to the herpes virus that causes cold sores. Pityriasis rosea isn’t believed to be contagious.

Is pityriasis rosea a STD?

It also is not due to any known type of allergic reaction. This condition is not a sign of any type of internal disease. Since it is neither contagious nor sexually transmitted, there is no reason to avoid close or intimate contact when one has this eruption.

What can be mistaken for pityriasis rosea?

The pityriasis rosea rash is similar to the rash seen in other skin conditions, including ringworm of the skin, tinea versicolor, eczema, and psoriasis. A rash similar to pityriasis rosea also can be caused by syphilis and by certain medicines such as antibiotics.

What do autoimmune rashes look like?

Autoimmune rashes can look like scaly red patches, purplish bumps, or more. The appearance of autoimmune rashes will be different, depending on which autoimmune condition is triggering the skin rash. For example, cutaneous lupus may cause a scaly red patch that does not hurt or itch.

What does tick bite rash look like?

The signature rash of a Lyme tick bite looks like a solid red oval or a bull’s-eye. It can appear anywhere on your body. The bull’s-eye has a central red spot, surrounded by a clear circle with a wide red circle on the outside. The rash is flat and usually doesn’t itch.

What autoimmune diseases cause a rash?

These are the most common autoimmune diseases that may cause rashes on your skin:

• Lupus.
• Sjogren’s syndrome.
• Dermatomyositis.
• Psoriasis.
• Eczema.
• Hypothyroidism & myxedema.
• Celiac disease.
• Scleroderma.

What does a sepsis rash look like?

People with sepsis often develop a hemorrhagic rash—a cluster of tiny blood spots that look like pinpricks in the skin. If untreated, these gradually get bigger and begin to look like fresh bruises. These bruises then join together to form larger areas of purple skin damage and discoloration.

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.

Is pityriasis rosea autoimmune disease?

Although a virus is believed to cause pityriasis rosea, the disorder is not thought to be contagious. Some researchers have theorized that autoimmune factors may play a role in the development of pityriasis rosea. Autoimmunity is when the body’s immune system mistakenly attacks healthy tissue for unknown reasons.

What causes long oval shaped red marks on skin?

Discoid eczema causes round or oval-shaped, red patches of skin on your body. So discoid refers to the disc shape of the eczema patches. Discoid eczema is also called nummular dermatitis. Nummular literally means coin-shaped, another way of describing the shape of the patches of eczema.

Are skin rashes like hives?

Skin rashes sometimes look and feel like hives . Other times, no bumps on the skin will form. Skin rashes can be scaly, red, and raw-looking. They may be dotted with blisters, plaques, or welts. They may also hurt, itch, or make skin feel warm to the touch. Sometimes, the areas of affected skin may also become swollen.

Does pityriasis rosea come back?

Living with pityriasis rosea. In most cases, pityriasis rosea goes away on its own and does not come back. It could last 1 to 3 months. Heat can worsen the rash and itching.

Can pityriasis rosea be caused by stress?

Yes, stress can aggravate and cause pityriasis rosea. Stress has also been found to increase the symptoms associated with pityriasis rosea.