7) Serum tryptase during an episode of erythema marginatum was measured by FEIA.
9) Its role in the erythema marginatum has not been examined.
We could not demonstrate anaphylatoxin activity in serum samples from two patients with erythema marginatum.
Electron microscopic examination of erythema marginatum has not been reported previously.
The effect of danazol therapy on the occurrence of erythema marginatum and angioedema is of interest.
In summary, we have demonstrated that bradykinin is heavily deposited in the stromal tissue and endothelial cells of a patient with erythema marginatum associated with hereditary angioedema.
Erythema marginatum preceding hereditary angioedema.