What is the cause of erythema multiforme?
What is the cause of erythema multiforme?
What causes erythema multiforme? Most often, this skin problem is caused by the herpes simplex virus. Other causes are: Fungal and bacterial infections, such as mycoplasma pneumoniae.
What is the cause of rheumatic fever?
Rheumatic fever may develop after strep throat or scarlet fever infections that are not treated properly. Bacteria called group A Streptococcus or group A strep cause strep throat and scarlet fever. It usually takes about 1 to 5 weeks after strep throat or scarlet fever for rheumatic fever to develop.
What are the causes of 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 medications can cause erythema multiforme?
Certain medications can also cause someone to develop erythema multiforme:
- nonsteroidal anti-inflammatory drugs (NSAIDs)
- antibacterial medications.
- penicillin and penicillin-based antibiotics.
- seizure medications.
- anesthesia drugs.
- barbiturates.
Can scarlet fever cause autoimmune disease?
Rheumatic fever is a complex disease that affects the joints, skin, heart, blood vessels, and brain. It occurs mainly in children between the ages of 5 to 15. It is an autoimmune disease that may occur after an infection with strep (streptococcus) bacteria. Strep infections include strep throat and scarlet fever.
What is erythematous Hyperemic?
Specialty. Dermatology. Erythema (from the Greek erythros, meaning red) is redness of the skin or mucous membranes, caused by hyperemia (increased blood flow) in superficial capillaries. It occurs with any skin injury, infection, or inflammation. Examples of erythema not associated with pathology include nervous …
What is the difference between scarlet fever and rheumatic fever?
Scarlet fever is an illness that is caused by a bacterial infection. Rheumatic fever is an inflammatory condition that can develop if scarlet fever is not identified and treated early.
What is annular erythema?
Annular erythema is not a diagnostic term but rather a description of a spreading erythematous eruption with an annular (ring-shaped) appearance. If the expansion of the rash is not uniform it may become arciform (arc-like) or polycyclic (two or more connected rings).
What is erythematous skin rash?
Erythema marginatum is a rare skin rash that occurs with rheumatic fever. This type of fever is caused by streptococcus bacterial infection. It is characteristic rash to diagnose rheumatic fever. Erythema marginatum is also called as erythema annulare. The rash infection can be caused by drug allergy, chemical allergy or without any known reason.
What is an erythematous rash?
Erythema chronicum migrans is a circular rash that often appears in the early stages of Lyme disease. Approximately 70 to 80 percent of people with Lyme disease will have this rash. While you might know it as a bull’s-eye rash, it can also appear as a solid circle.
What is erythema rash?
Erythema migrans is a large rash, usually measuring about 2 to 2.5 inches and expanding gradually. It can reach up to 12 inches or more. The rash appears where you were bitten by a tick somewhere between 3 and 30 days after the bite. For most people, it will appear within 7 to 10 days.
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