In the past few years there have been a number of reports of healed miliary tuberculosis and chronic miliary tuberculosis, these two terms being rather loosely applied to the cases under discussion. Some of the authors have assumed the two conditions to be the same, while others appear to have made but slight distinction. The two cases here reported will probably help differentiate these two types of lesions—healed and chronic. Case 1. (Fig. 1.) C. W., male, white, age 38. Family history: Father living and well; mother died during childbirth; one brother living and well. No history of tuberculosis, cancer, etc. Chief complaint: Swelling of arm; smothering feeling in chest; shortness of breath. Has had dyspnea ever since he was gassed in 1918; type of gas unknown. In May, 1919, began to have pain in arm. The blood vessels became hard and very prominent. Now entire arm is swollen from the fingers to the shoulder. Physical examination: Blood pressure, systolic 136, diastolic 80; pulse 80. Well nourished. Hea...