Insect Bite Reaction

Epidemiology and Etiology:

Common sites:

Gross features:

Histologic features:

• marked edema
• in papillary dermis may mimic subepidermal bulla, but you see strands of collagen and capillaries within
• perivascular and periadnexal eosinophils from superficial to deep dermis

Immunophenotype:

Marker:

Sensitivity:

Specificity:

Molecular features:

Other features:

References: