Dermatopathic lymphadenopathy
In pathology, dermatopathic lymphadenopathy, is lymph node pathology due to skin disease.
Cause
Also known as lipomelanotic reticulosis or Pautrier-Woringer disease, represents a rare form of benign lymphatic hyperplasia associated with most exfoliative or eczematoid inflammatory erythrodermas, including pemphigus, psoriasis, eczema, neurodermatitis, and atrophia senilis.Diagnosis
Dermatopathic lymphadenopathy is diagnosed by a lymph node biopsy. It has a characteristic pattern of histomorphology and immunohistochemical staining:- Paracortical histiocytosis
- Melanin-laden macrophages
- Eosinophils
- Plasma cells