case_images: PMC10823318_01
case_images: (A) Right arm with annular and serpiginous, edematous, yellowish plaques with erythematous borders. (B) Sparse perivascular and interstitial polymorphous infiltrate composed of neutrophils, eosinophils, and lymphocytes (H&E, 200x).
case_images: omad142f1.jpg
case_images: PMC10823318_01_omad142f1.jpg
case_images: f1
case_images: Physical examination showed multiple yellow urticarial plaques on the back, right arm (Fig. 1A), and left thigh. Histopathology revealed perivascular and interstitial dermatitis consistent with urticaria (Fig. 1B).