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Fluid replacement in patients undergoing neurosurgery

Not Applicable
Recruiting
Conditions
Patients with intracranial tumor or aneurysm
E04.525.190
C10.228.140.300.510.600
Registration Number
RBR-2592hd
Lead Sponsor
Faculdade de Medicina de Botucatu, Universidade Estadual Paulista, UNESP
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
Not specified
Target Recruitment
Not specified
Inclusion Criteria

Patients undergoing neurosurgery, tumor resection, or aneurysm clamping and who are 18 years of age and older and classified as physical status ASA I, II, and III, according to the American Society of Anesthesiologists classification.

Exclusion Criteria

Patients or legal representative who do not accept to participate in the study, with refusal to sign the consent form; patients under 18 years old; any other neurosurgical procedure other than tumor resection or aneurysm clipping (head trauma, ventriculo-peritoneal shunt, etc.), patients with chronic kidney injury, pre-existing abnormality of acid-base and electrolyte disorder, pregnant women and patients in use of previous diuretics.

Study & Design

Study Type
Intervention
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
To verify the alteration of the acid-base and hydroelectrolytic balance by means of arterial blood gas measurement (PaO2, PaCO2, BE, HCO3), plasma electrolytes (Na +, K +, calcium, mg ++) and plasma lactate
Secondary Outcome Measures
NameTimeMethod
Hemodynamic stability verified by measuring blood pressure, heart rate, oxygen saturation and expired CO2 pressure<br>Presence of acute kidney injury assessed by diuresis and plasma creatinine<br>Surgical condition assessment performed by the surgeon<br>Presence of postoperative complications (extubation time (min)<br>ICU stay (days)<br>Length of hospital stay (days)<br>Mortality at 24 hours, seven, 30 and 90 days
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