Pulmonary alveolar microlithiasis (PAM) is a rare disease with autosomal recessive inheritance. Herein. a 20-year-old lady referred to the hospital with a dry cough for two years. The chest X-ray findings were bilateral reticulonodular opacities in both lungs and honeycomb appearance suspicious for miliary tuberculosis and idiopathic pulmonary fibrosis. https://www.redeturismobrasil.com/product-category/equipment/