In some cases, chronic hives may be related to an underlying illness, such as a thyroid disease or, rarely, cancer.Jun 9, 2020
What does a cancer rash look like?
While many skin cancers may not have any symptoms, some can be itchy. Basal cell skin cancer can appear as an itchy, reddish patch. Melanoma can also occasionally appear as dark spots or moles that itch. Mycosis fungoides, which is a form of T cell lymphoma, also presents as red, itchy spots on the skin.
What diseases have hives as a symptom?
The most common autoimmune conditions seen with hives include thyroid disease, rheumatoid arthritis, and Type 1 diabetes. You can also experience hives if you have lupus, vasculitis, and liver diseases. If you have an autoimmune condition, you usually have other symptoms in addition to hives.
What kind of cancer causes skin rashes?
Mycosis fungoides is a type of lymphoma—the most common form of blood cancer. When someone has mycosis fungoides, malignant cells in the blood travel to the skin. The most common mycosis fungoides symptoms causes lesions that appear as a scaly, itchy rash.
What type of cancer can cause hives?
Several cases of malignant tumors have been reported in association with urticaria, including leukemias and lymphomas,17,18 myeloma,19 testicular cancer,20 ovarian carcinoma,21 lung cancer,22 colon cancer,23 and thyroid carcinoma.
When should I be worried about hives?
If you think your hives or angioedema was caused by a known allergy to food or a medication, your symptoms may be an early sign of an anaphylactic reaction. Seek emergency care if you feel your tongue, lips, mouth or throat swelling or if you're having trouble breathing.
How can you tell if a rash is cancerous?
What does a cancerous rash look like? Cancerous rashes, marks, and moles can vary in their appearance. If you notice a red, scaly patch on your skin that itches, cracks, or bleeds — and doesn't seem to be healing — there is a chance it could be cancerous.
How can you tell if a rash is serious?
- The rash is all over your body.
- You have a fever with the rash.
- The rash is sudden and spreads rapidly.
- The rash begins to blister.
- The rash is painful.
- The rash is infected.
What does a rash from lymphoma look like?
Rash and itching Lymphoma can sometimes cause an itchy rash. Rashes are most commonly seen in lymphomas of the skin. They may appear as reddish or purple scaly areas. These rashes often occur in skin folds and can be easily confused with other conditions like eczema.
What kind of viral infection causes hives?
Viral infections associated with acute urticaria include acute viral syndromes, hepatitis (A, B, and C), Epstein-Barr virus, and herpes simplex virus. Streptococcal infection (see the photograph below) has been reported as the cause of 17% of acute urticaria cases in children.
Can hives indicate something serious?
While hives can be a general annoyance, it's rarely a sign of something serious and is simply a temporary reaction to an allergy. However, allergic reactions can be life-threatening, and hives may accompany more serious reactions like anaphylaxis.