Unusual presentations of Churg Strauss syndrome in paediatrics: a tale of 2 masses from one centre experience

Results Case 1 A 15 year old girl with worsening asthma and rhinitis presented with a persistent 10x6 cm breast lump 6 months after starting Montelukast. Chest X-rays and CT scan were normal, maxillary sinuses congested, with absolute eosinophilia of 2.4 x 10/l, ESR normal, no proteinuria). On needle biopsy, dilated ducts contained necrotic eosinophilic debris, intense infiltrate of eosinophils and plasma cells without granulomatous infiltration or vasculitis. Despite withdrawing Montelukast the mass persisted but treatment with steroids was successful.