Periodontitis is getting more and more serious after scraping treatment, which may be related to poor oral hygiene, immature technology, systemic factors, etc. The details are as follows: 1. Poor oral hygiene: after periodontitis scraping, if the patient has poor oral hygiene and does not have the habit of brushing his teeth every day, plaque will easily appear. Periodontitis also requires maintenance treatment in addition to periodontitis scraping. 2. Technical immaturity: treatment in regular medical institutions, generally does not appear gum tissue damage. If the periodontal scraping practitioner’s technology is not mature, may be in the scraping process destroyed gum tissue, scraping the patient’s condition will gradually aggravate. 3. Systemic factors: periodontitis may not be caused by local factors, but by allergic diseases and other systemic factors, such as diabetic periodontitis, periodontal degeneration. Therefore, after periodontitis scraping treatment, there will still be pus in the gums and the occurrence of periodontal pockets. There are many factors affecting the severity of periodontitis after scraping, so you should visit the hospital in time to clarify the specific cause and follow the doctor’s instructions.