Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Lamellar bodies
Introduction
Lamellar bodies (or keratinosomes) are secretory organelles found in type II pneumocytes. The phospholipids stored there, based on choline, serve as pulmonary surfactant after being released from the cell.