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An observational study was designed to research the bacteriology and pathogen drug sensitivity of chronic dacryocystitis in China and optimize antibiotic therapy.
For patients diagnosed with chronic dacryocystitis，we will collect the secretions after lacrimal passage irrigation, note the characters of the secretions and send the secretions for bacteria culture, analysis and pathogen drug sensitivity.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| bacterial culture and analysis | Diagnostic Test | Specimens were collected with soft-tipped applicators of sterile cotton swabs after syphilis of lacrimal passages. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Bacterial agents | Specimens will be collected after irrigation of the lacrimal passage and be sent for bacterial culture and bacterial analysis. | 2 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Sensitivity test | The drugs tested include Penicilin, Amikacin, Azithromycin, Cefoxitin, Levofloxacin，Ofloxacin, Cefuroxime and Tobramycin. | 2 weeks |
| The colour of lacrimal sac secretion | The colour of lacrimal sac secretion will be identified by the doctor during the irrigation of the lacrimal passage. |
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Inclusion Criteria:
Exclusion Criteria:
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The study will be conducted among patients with chronic dacryocystitis attending Zhongshan Ophthalmic Center.
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Zhang Xiulan, M.D. | Contact | 02087335367 | zhangxl2@mail.sysu.edu.cn |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Clinical Research Center | Recruiting | Guangzhou | Guangdong | 510000 | China |
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| ID | Term |
|---|---|
| D003607 | Dacryocystitis |
| ID | Term |
|---|---|
| D007766 | Lacrimal Apparatus Diseases |
| D005128 | Eye Diseases |
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Secretions from the lacrimal punctum
| 2 weeks |
| The character of lacrimal sac secretion | The lacrimal sac secretion will be classified as mucus or pus. | 2 weeks |