════════════════════════════╤══════════════════════════════════════════ │ Total (All Types) (82) ────────────────────────────┼────────────────────────────────────────── │ │ │ │ Sero- │ Sero- fibrino- │Fibrinous fibrinous purulent Empyema Total ────────────────────────────┼────────────────────────────────────────── Strep. hemolyticus │ 5 8 6 2 21 Strep. non-hemolyticus │ 2 2 3 7 Strep. “viridans” │ 1 1 2 Strep. mucosus capsulatus │ 1 1 Pneumococcus Type II. │ 4 2 3 1 10 Pneumococcus Type III. │ 2 3 5 Pneumococcus Type IV. │ 6 7 4 1 18 Pneumococcus (Type │ undetermined) │ 1 1 2 4 B. influenzæ │ 7 5 5 17 Staphylococci │ 4 4 7 1 16 B. mucosus capsulatus │ 1 1 2 Number of cases of pleurisy │ 17 20 21 2 60 Percent of cases showing │ excess of Pleural fluid. │ 52.4% ════════════════════════════╧══════════════════════════════════════════ ════════════════════════════╤════════╤════════ │ │ ────────────────────────────┼────────┼──────── │ Total │ │ number │ │of cases│ │ with │Effusion │positive│present │cultures│percent. ────────────────────────────┼────────┼──────── Strep. hemolyticus │ 29│ 55% Strep. non-hemolyticus │ 12│ 42% Strep. “viridans” │ 2│ 50% Strep. mucosus capsulatus │ 1│ 100% Pneumococcus Type II. │ 11│ 54% Pneumococcus Type III. │ 7│ 71% Pneumococcus Type IV. │ 18│ 67% Pneumococcus (Type │ │ undetermined) │ 8│ 37.5% B. influenzæ │ 19│ 52% Staphylococci │ 19│ 63% B. mucosus capsulatus │ 3│ 67% Number of cases of pleurisy │ │ Percent of cases showing │ │ excess of Pleural fluid. │ │ 52.4% ════════════════════════════╧════════╧════════ [Illustration: FIG. XLIX. AUTOPSY NO. 122. HIGHER POWER ILLUSTRATION OF EPITHELIAL PROLIFERATION AS ILLUSTRATED IN FIGURE XLVIII. ]