Author has made the studies on the pH of pus in the 53 suppurative disesed patients who had admitted to department of ora surgery, Infirmary of Sch33 of D3ntistry, Seoul National University.
The results were obtained as follows;
1. The average pH of pus in the patients with suppurative oral diseases was 6.46 and the pH of pus was ranging 5.0 to. 7.2.
2. The pH value of pus was not significant between the males(pH: 6.58) and females(pH: 6.40).
3. The pH vaule of pus in patients treated by antibiotics trend to slightly alkaline than that of untreated patients.
4. The pH vaule of pus in the pericoronitis, periodontal abscess and other localized &al infections were slightly alkaline than buccal abscess and osteomyelitis, and acute suppurative diseases of jaws, was more acid than chronic diseases.
In general, it was seemed the early stages, of inflammation was alkaline, and the later stages was acid.
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