Similarities and differences between PLCH in children and adults
Children | Adults | |
Sites involved | Mostly as part of multisystem LCH | Mostly isolated PLCH |
Smoking | Not generally associated with smoking | Nearly universally associated with smoking |
Pneumothoraces | Less common as first presentation | More common as first presentation |
Radiological findings | Involvement of the costophrenic angle and lower lung fields | Sparing of the costophrenic angle and lower lung fields |