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A member asked:
I have erythema nodosum on both right and left legs. i don't know what it is from. i have two cats. could they have caused it?
A doctor has provided 1 answer
Erythema Nodosum: In about half of cases, the exact cause of erythema nodosum is unknown. Some cases may occur with: infections. Some of the more common ones are: streptococcus (most common) cat scratch disease chlamydia coccidioidomycosis hepatitis b histoplasmosis leptospirosis mononucleosis (ebv) mycobacteria mycoplasma psittacosis syphilis tuberculosis tularemia yersinia pregnancy.
Answered 12/4/2020
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