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Effect of Dexamethasone on Postoperative Inflammatory Factors

Not Applicable
Conditions
Inflammation
Interventions
Registration Number
NCT04981093
Lead Sponsor
General Hospital of Ningxia Medical University
Brief Summary

This topic foe randomized prospective study.Detection of elderly patients with lunmbar spinal postoperative inflammatory substances in the blood and drainage of liquid level ,clear whether low-dose dexamethasone can inhibit the inflammation, the observation of elderly patients with lumbar spinal postoperative drainage star, to explor whether low-dose dexamthasone can reduce postoperative incision drainage, thus impove the postoprative drainage tube pull rate within three days, which in turn reduce because of the place a retrograde infection caused by drainage tube.

Detailed Description

A total of 100 patients undergoing posterior lumbar disc fusion were randomly divided into control group (group C,n=50) and dexamethasone group (group D,n=50). Group D was given 0.15mg/kg dexamethasone (2ml) intravenously after anesthesia induction. Group C was also intravenously injected with 2ml normal saline after anesthesia induction.On this basis, monitor the main results and secondary results

Recruitment & Eligibility

Status
UNKNOWN
Sex
All
Target Recruitment
120
Inclusion Criteria
  • Adult patients ≥65years of age
  • American Society of Anesthesiologists (ASA) physical status 2-4
  • Elective or expedited non-cardiac surgery of at least 2 hours dura- tion under general anaesthesia
  • Requiring a hospital stay of at least one postoperative night
  • A surgical skin incision >5 cm in length or multiple incisions with a total incision length of >5 cm
Exclusion Criteria

·

  • Poorly controlled diabetes (HbA1c>9.0%)
  • Endovascular procedure with a small (<5 cm length) skin incision Ophthalmic surgery
  • Planned dexamethasone (or other corticosteroid) therapy (eg, history of intractable PONV, maxillofacial surgery, intracranial neurosurgery)
  • Recent (<2 weeks since end of treatment) infective episode requir- ing treatment with antibiotics
  • Chronic antibiotic therapy (eg, for bronchiectasis, cystic fibrosis etc)

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Group DexamethasoneDexamethasone InjectionGroup dexamethasone patients received intravenous injection after anesthesia induction Injection 0.15mg/kg dexamethasone (2ml)
Group SalineNormal salineGroup Control patients were also given 2ml of normal saline intravenously after induction of anesthesia
Primary Outcome Measures
NameTimeMethod
the change of Inflammatory mediators in the drainage fluid6 hours after surgery, the morning of 1, 2, and 3 days after surgery

CRP(mg/ L) in postoperative drainage fluid was observed

the change of drainage fluid volume6 hours after surgery, the morning of 1, 2, and 3 days after surgery

Drainage fluid (ml)was collected and the volume of drainage fluid was recorded

Until the drainage tube was pulled out,

Secondary Outcome Measures
NameTimeMethod
the change of blood inflammatory mediators6 hours after surgery, the morning of 1, 2, and 3 days after surgery

Fasting blood was collected from each enrolled patient preoperatively, 6 hours after surgery and on the morning of 1, 2, and 3 days after surgery

Fasting blood, blood samples were centrifuged (1500r/min, 15min) and serum was separated and placed in -80℃ deep low temperature refrigerator for measurement. The observation technique

After the blood CRP(mg/l)

the change of blood routine white blood cell count6 hours after surgery, the morning of 1, 2, and 3 days after surgery

Fasting blood was collected from each enrolled patient preoperatively, 6 hours after surgery and on the morning of 1, 2, and 3 days after surgery

Fasting blood, blood samples were centrifuged (1500r/min, 15min) and serum was separated and placed in -80℃ deep low temperature refrigerator for measurement. The observation technique

After the blood blood routine white blood cell count

Trial Locations

Locations (1)

General Hospital of Ningxia Medical University

🇨🇳

Yinchuan, Ningxia, China

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