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How come when I scratch my skin it turns purple?
Purpura occurs when small blood vessels burst, causing blood to pool under the skin. This can create purple spots on the skin that range in size from small dots to large patches. Purpura spots are generally benign, but may indicate a more serious medical condition, such as a blood clotting disorder.
How come when I scratch my tiny bumps appear?
Dermatographia is a condition also known as skin writing. When people who have dermatographia lightly scratch their skin, the scratches redden into a raised wheal similar to hives. These marks usually disappear within 30 minutes.
Can itchy skin cause bruising?
Excessively hard scratching of an itch can also lead to a bruise. In the absence of other conditions, however, it’s unclear why a bruise may itch as it heals.
Is Purpura an emergency?
Purpura fulminans is a rare, life-threatening disease state, classically defined as a cutaneous marker of disseminated intravascular coagulation, which can be present in both infective and non-infective disease states [1].
How do you know if Purpura is serious?
The rash often becomes widespread, so for example conjunctiva can occur as well as pinpointing on the skin, and in more severe cases the mucosal surfaces may bleed. Other signs include worsening abdominal pain, increased vomiting, liver enlargement, high haematocrit with low platelet count, lethargy or restlessness.
Why does my body itch all of a sudden?
Causes of itchy skin include: Skin conditions. Examples include dry skin (xerosis), eczema (dermatitis), psoriasis, scabies, parasites, burns, scars, insect bites and hives. Internal diseases.
When should I be worried about itchy skin?
See your doctor or a skin disease specialist (dermatologist) if the itching: Lasts more than two weeks and doesn’t improve with self-care measures. Is severe and distracts you from your daily routines or prevents you from sleeping. Comes on suddenly and can’t be easily explained.
Why can I scratch my skin off in the shower?
Xerosis cutis. “Xerosis cutis” simply means that your skin is too dry. Soaking your skin in hot water for extended periods of time can strip your skin of its natural oils, irritating skin that already lacks moisture. Sometimes that results in itching after a shower.
Why does my skin scratch off after a shower?
Dry skin is often the cause of itching after taking a shower. The water from the shower can strip away the skin’s natural oils, causing dryness and itching. Treatment may not always be as simple as applying a lotion or a moisturizer.