HRCT findings in Langerhans cell histiocytosis: Early stage: - Small irregular or stellate nodules in centrilobular location. Late stage (more commonly seen) - Cystic airspaces Cysts have bizarre shapes, they may coalesce and than become larger. - Upper and mid lobe predominance. - Recurrent pneumothorax. On the left early stage Langerhans cell histiocytosis with small nodules. There are no cysts visible. #Clinical #Radiology #CTChest #LCH #LangerhansCellHistiocytosis #Early #Histiocytosis #RadiologyAssistant
