Document 45y1zJOa7xQzDNO9NpXQYk0x

Electrocardiogram--Cardiac rate 72. P-R interval 0.16 second. \ oltage 4 mm. Diagnosis--Asbestosis, slight. Case Number 447--White male; aged 47 years. ' Chief Complaints--(1) Cough; (2) Shortness of breath. Past Medical History--Usual childhood diseases. Gonorrhea, 1922. Occupational History--Farmer until 29 years of age. Laborer steel works, 2 years. Laborer grain mill, 1 year. Preparation room asbestos mill, 15 years. FIGURE 6. ELECTROCARDIOGRAPHIC TRACING OF CASE NUMBER A073O FIGURE 7. ELECTROCARDIOGRAPHIC TRACING OF CASE NUMBER 447 Physical Examination--General appearance fair. Skin clear. Height 59 inches. Weight 120 pounds (greatest weight 125 pounds). No clubbing of fingers. No asbestos warts. Nail beds not cyanotic. Chest, normal shape; per cussion normal; respiratory murmur within normal limits; vocal resonance unaltered; sibilant and sonorous rales. Heart, no apparent enlargement; no murmurs. Pulse rate before, immediately after, and two minutes after 26