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:
Treatment.
The treatment is based on the underlying cause.