The investigators designed a monitoring and control table of a citrate treatment on a specific monitor. This is the Baxter "Prismaflex" monitor, with 8.2 software version. Dialysis bath liquids marketed by Baxter: Biphozyl are used. Citrate liquid (1:18) Regiocit is used. The dialysis treatment monitor (CVVHD) is programmed, with a blood / citrate pumps at a rate of 1:10 (1 ml / min of blood: 10 ml / h of dialysis fluid) The starting dose of citrate will be 3.5 mmol / l and the calcium compensation will be 100% Working hypothesis: The patient undergoing citrate anticoagulation according to the designed algorithm will respond with ion stability and pH during the treatment, in addition to achieving an effective cleaning process.
Study design: quasi-experimental design. two groups: 1. Usual protocol with Multifiltrate monitor and citrate (136 mmol/l) 2. Intervention group. New protocol with Prismaflex monitor and citrate (18 mmol/l) Study population Inclusión/exclusion criteria: Adult patients (regardless of their underlying pathology), who develop acute renal failure, admitted to the ICU of St Pau Hospital with the Intensive Medicine medical team, who require citrate anticoagulation in continuous dialysis therapy and are treated with Baxter "Prismaflex" monitor. Patients who meet the criteria described above will be followed up in this study. Expected sample size: It is estimated that with 24/12 (group1/2) patients will be enough to achieve our goal Methodology. Information sources: The start of the treatment with Baxter citrate will be given according to the patient's need and subject to a basic medical decision. From here the research team will enter. The investigation team will never influence the medical decision. Since such a treatment is started, the main investigator will assign a number to the dialysis circuit and will be followed, every six hours, for the most important variables. The rest of the variables will be collected at least once a day and according to the patient's situation.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
66
match concentrated and dilute citrate protocol
Fundació de Gestió Sanitària de l'Hospital de la Santa Creu i Sant Pau
Barcelona, Spain
Dialysis flow
Speed at which the dialysis fluid pump is programmed in the circuit and measured in milliliters / hour
Time frame: 6 hours
Blood flow
Speed at which the blood pump is programmed in the dialysis circuit and measured in milliliters / min
Time frame: 6 hours
Citrate dose
Relationship that exists between the liquid we infuse (which contains 18mmol / L citrate) and the blood pump. It is measured in mmol citrate / liter of blood
Time frame: 6 hours
Calcium dose
Amount of calcium that is replenished to the patient when the dialyzed blood is returned. It is measured in%.
Time frame: 6 hours
Filter operating hours
They correspond to the hours that go from the beginning of the circuit until the end of the circuit in which the fungible is discarded. It can be several days
Time frame: number of hours
Arterial pH
Corresponds to the patient's arterial blood pH figure at the time of observation
Time frame: 6 hours
Arterial bicarbonate
It is the bicarbonate figure found in arterial blood. It is measured in mmol / l.
Time frame: 6 hours
Post-filter ionic calcium
Corresponds to the value of ionic calcium by taking the sample at the blood outlet of the dialysis filter. It is measured in mmol / l.
Time frame: 6 hours
Ionic Calcium Patien
It is the ionic calcium value of the patient in a systemic way, preferably arterial. It is measured in mmol / l
Time frame: 6 hours
Total calcium
Total calcium value. It is measured in mmol / l
Time frame: 6 hours
Total Ca / Ionic Ca Ratio
Relationship between the total calcium and the ionic one of the patient
Time frame: 24 hours
Match
Value of this ion in the patient. It is measured in mmol / l.
Time frame: 24 hours
Magnesium
Value of this ion in the patient. It is measured in mmol / l.
Time frame: 24 hours
Sodium
Value of this ion in the patient. It is measured in mmol / l.
Time frame: 24 hours
Potassium
Value of this ion in the patient. It is measured in mmol / l.
Time frame: 24 hours
Urea
Urea level of the patient at the time of observation
Time frame: 24 hours
Creatinine
Creatinine level of the patient at the time of observation
Time frame: 24 hours
INR
INR level of the patient at the time of observation
Time frame: 24 hours
Lactate
Lactate level of the patient at the time of observation
Time frame: 24 hours
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