Advance in diagnosis and treatment of pulmonary lymphangitic carcinomatosis

Pulmonary lymphangitie carcinomatosis is a particular kind of metastasis lung cancer,having untypical clinical characteristics. The diagnosis of pulmonary lymphangitic carcinomatosis depends on histological pathology,which easily results in misdiagnosis and missed diagnosis. This review emphasizes the advance in the diagnosis and treatment of PLC. Key words: Pulmonary lymphangitic carcinomatosis;  Metastasis lung cancer; Carcinoma of unknown primary;  HRCT ;  18 F-FDG PET