lung disease specific cell type lymphangioleiomyomatosis disease specific cell type 2014-03-02T21:08:53Z BTO:0005578 BrendaTissueOBO LAM cell Lymphangioleiomyomatosis is a rare lung disease that results in a proliferation of disorderly smooth muscle growth (leiomyoma) throughout the lungs, in the bronchioles, alveolar septa, perivascular spaces, and lymphatics, resulting in the obstruction of small airways (leading to pulmonary cyst formation and pneumothorax) and lymphatics (leading to chylous pleural effusion). Marion