Idiopathic Lymphocytic Interstitial Pneumonia
OVERVIEW
Idiopathic Lymphocytic Interstitial Pneumonia (LIP) is a lymphocytic infiltration of the alveolar interstitium and airspaces with no known cause.1 LIP is classified as a rare interstitial pneumonia.2 Patients with LIP rarely experience progression of the disease to pulmonary fibrosis.3
EPIDEMIOLOGY/RISK FACTORS
LIP is:
- More common in women3,4
- Mostly diagnosed in individuals in their 50s3
LIP makes up approximately 1% of idiopathic interstitial pneumonias (IIP).5