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Table 3 LCH disease status assessment

From: Exploration of treatment in childhood Langerhans cell histiocytosis based on inflammatory and malignant symptoms: a pilot study

Non-active disease (NAD)

 Complete Response (CR)

All symptoms and signs subsided

Active disease (AD)

 Partial Response (PR)

Symptoms and signs improved, no new lesions

 Stable disease

Some symptoms and signs persist without new lesions

 Progressive diseasea

Progression of pre-existing symptoms and signs and/or emergence of new lesions

  1. aProgression of isolated bone damage is defined as appearance of new bone lesions or lesions in other organs
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Orphanet Journal of Rare Diseases

ISSN: 1750-1172