Histology of Pulmonary Asbestosis

Tma Jiawr* Risd lassitude.The physial signa in her chest were those of fibrosis of the rht lng.In July, 1922, signs of cavitation were ioticed, the sputum became more profuse, with sweats and irregular temperature, and she died on March 14th, 1924.An x-ray plate showed extensive fibrosis, more marked in the right lung, two calcareous glands at the root of the left lung, and two small calcareous particles in the base of the left lower lobe.Macraocopical Appearances. RightLunig.-The pleura is thickened over the entire surface of the lung, and shows the remains of dense adhesions to the chest wall and pericardium.The lung is firm and small.The glands at the root of the lung are large, and on sectioni are black, show a thickened capsule, and some calcareous particles.On section, the lung is seen to be fibrosed and to a large extent airless, the lung tissue being replaced by fibrous tissue.Dense strands of