MO717EFFECT ON BLOOD PRESSURE OF UNCOMPENSATED 130 MM SODIUM DIALYSATE IN CAPD PATIENT WITH RESISTANT HYPERTENSION

2021 ◽  
Vol 36 (Supplement_1) ◽  
Author(s):  
Silvio Borrelli ◽  
Mario Bonomini ◽  
Arduino Arduini ◽  
Roberto Palumbo ◽  
Luigi Vecchi

Abstract Background and Aims In peritoneal dialysis (PD) blood pressure (BP) control is largely unsatisfied mainly due to sodium retention. Currently, sodium removal in PD patients depends substantially on ultrafiltration. Lowering sodium in PD solution might improve sodium removal by diffusion, though the real benefit of low PD solution remains still undetermined. Method In this case report, we used a novel uncompensated glucose-based PD solution (DextroCore LS, Iperboreal Pharma, Italy) containing 130 mM sodium to treat resistant hypertension in 78-year-old female treated by CAPD (3 dwells glucose 1.5% a day, Na 132). Results At baseline, Ambulatory BP monitoring (ABPM) showed 24h-BP (152/81 mmHg), diurnal BP (151/83 mmHg) and nocturnal BP (153/75 mmHg), with inversion of circadian rhythm in systolic BP (systolic night/day ratio: 1.02), despite the use of three anti-hypertensive (doxazosin 4mg, amlodipine 10 mg, telmisartan 80 mg) and diuretic (furosemide 250 mg) at adequate doses. She had no signs of hypervolemia. We switched from standard PD (132 mM/L) to low sodium PD solution using 1.5% glucose bags with sodium concentration of 130 mM. CAPD schedule was confirmed. Second ABPM after six months reported a reduction 24h BP (131/73 mmHg), diurnal (134/75 mmHg) and nocturnal BP (122/67 mmHg), with restoring of circadian BP rhythm. No change in body weight, UF and residual diuresis was found. Diet and therapy prescriptions were unmodified. No side effects were reported. Conclusion Six-months PD treatment with uncompensated glucose-based PD solution containing 130 mM sodium in all daily dwells has allowed to reduce systolic BP (-16 mmHg) in a CAPD patient affected by resistant hypertension, with no change in ultrafiltration and residual diuresis.

2021 ◽  
Vol 2 (1) ◽  
pp. 1-3
Author(s):  
Friedrich K. Port

Low sodium dialysate was commonly used in the early year of hemodialysis to enhance diffusive sodium removal beyond its convective removal by ultrafiltration. However, disequilibrium syndrome was common, particularly when dialysis sessions were reduced to 4 h. The recent trend of lowering the DNa from the most common level of 140 mEq/L has been associated with intradialytic hypotension and increased risk of hospitalization and mortality. Higher DNa also has disadvantages, such as higher blood pressure and greater interdialytic weight gain, likely due to increased thirst. My assessment of the evidence leads me to choose DNa at the 140 level for most patients and to avoid DNa below 138. Patients with intradialytic symptoms may benefit from DNa 142 mEq/L, if they can avoid excessive fluid weight gains.


2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Luigi Vecchi ◽  
Mario Bonomini ◽  
Roberto Palumbo ◽  
Arduino Arduini ◽  
Silvio Borrelli

Abstract Introduction Blood Pressure (BP) control is largely unsatisfied in End Stage Kidney Disease (ESKD) principally due to sodium retention. Peritoneal Dialysis (PD) is the most common type of home dialysis, using a peritoneal membrane to remove sodium, though sodium removal remains challenging. Methods This is a case-study reporting two consecutive ESKD patients treated by a novel peritoneal PD solution with a mildly reduced sodium content (130 mmol/L) to treat hypertension. Results In the first case, a 78-year-old woman treated by Continuous Ambulatory PD (CAPD) with standard solution (three 4 h-dwells per day 1.36% glucose 132 mmol/L) showed resistant hypertension confirmed by ambulatory blood pressure monitoring (ABPM), reporting 24 h-BP: 152/81 mmHg, day-BP:151/83 mmHg and night-ABP: 153/75 mmHg, with inversion of the circadian systolic BP rhythm (1.01), despite use of three anti-hypertensives and a diuretic at adequate doses. No sign of hypervolemia was evident. We then switched from standard PD to low-sodium solution in all daily dwells. A six-months low-sodium CAPD enabled us to reduce diurnal (134/75 mmHg) and nocturnal BP (122/67 mmHg), restoring the circadian BP rhythm, with no change in ultrafiltration or residual diuresis. Diet and drug prescription were unmodified too. The second case was a 61-year-old woman in standard CAPD (three 5 h-dwells per day) suffering from hypertension confirmed by ABPM (mean 24 h-ABP: 139/84 mmHg; mean day-ABP:144/88 mmHg and mean night-ABP:124/70 mmHg). She was switched from 132-Na CAPD to 130-Na CAPD, not changing dialysis schedule. No fluid expansion was evident. During low-sodium CAPD, antihypertensive therapy (amlodipine 10 mg and Olmesartan 20 mg) has been reduced until complete suspension. After 6 months, we repeated ABPM showing a substantial reduction in mean 24 h-ABP (117/69 mmHg), mean diurnal ABP (119/75 mmHg) and mean nocturnal ABP (111/70 mmHg). Ultrafiltration and residual diuresis remained unmodified. No side effects were reported in either cases. Conclusions This case-report study suggests that mild low-sodium CAPD might reduce BP in hypertensive ESKD patients.


1982 ◽  
Vol 5 (1) ◽  
pp. 17-24 ◽  
Author(s):  
F. Locatelli ◽  
L. Pedrini ◽  
R. Ponti ◽  
R. Costanzo ◽  
S. Di Filippo ◽  
...  

Forty three uremic patients on regular hemodialysis treatment (4 hours 3 times/week) were dialyzed for a period of 28.95 ± 14.46 months with a dialysate sodium concentration (NaD) of 142 mEq/l, similar to their plasma water sodium concentration corrected for the Donnan factor («physiological» NaD). Blood pressure (BP) and body weight (BW) dropped significantly. During two following periods, lasting 18 and 14 months, with NaD 148 mEq/l, similar to the patients’ plasma water sodium concentration («pharmacologically high» NaD), cardiovascular stability improved and BP did not show significant increase. Using «physiological» and «pharmacologically high» NaD the removal of water and sodium by convection improves the cardiovascular stability and the patients’ well being, without bringing about the feared long-term cardiovascular side effects, if an appropriate dry body weight is achieved, because of better correction of the cellular overhydration.


2013 ◽  
Vol 154 (6) ◽  
pp. 203-208 ◽  
Author(s):  
Gábor Simonyi ◽  
J. Róbert Bedros ◽  
Mihály Medvegy

It is well known that hypertension is an independent cardiovascular risk factor. Treatment of hypertension frequently includes administration of three or more drugs. Resistant hypertension is defined when blood pressure remains above target value despite full doses (the patient’s maximum tolerated dose) of antihypertensive medication consisting of at least three different classes of drugs including a diuretic. Pharmacological treatment of hypertension is often unsuccessful despite the increasing number of drug combinations. Uncontrolled hypertension, however, increases the cardiovascular risk. Device treatment of resistant hypertension is currently testing two major fields. One of them the stimulation of baroreceptors in the carotid sinus and the other is radiofrequency ablation of sympathetic nerve fibers around renal arteries to reduce blood pressure in drug resistant hypertension. Orv. Hetil., 2013, 154, 203–208.


GYNECOLOGY ◽  
2018 ◽  
Vol 20 (2) ◽  
pp. 9-13
Author(s):  
A R Khachaturian ◽  
E V Misharina ◽  
M I Yarmolinskaya

Androgen-dependent dermopathy, as well as premenstrual syndrome of varying severity in young women, can cause emotional depression, difficulties in social adaptation and even depressive disorders. The aim of the study was to study the safety and efficacy of using a combined oral contraceptive (COC) Dimia® containing 20 μg ethinyl estradiol and 3 mg drospirenone in young women, as well as its therapeutic effects in androgen-dependent dermopathy. Materials and methods. The study included 57 young women aged 23.1±2.2 years with signs of androgen-dependent dermopathy. The evaluation of the change in the character of menstrual bleeding, the anthropometric parameters (body weight, waist circumference and hips), the therapeutic effect of the drug on the symptoms of androgen-dependent dermopathy, as well as the dynamics of arterial pressure, hemoglobin level, serum iron have been studied. The psycho-emotional state was assessed using the SAN questionnaire (well-being-activity-mood). Results. During 6 months of observation, there was no significant change in the body mass index, waist circumference, and hips, and the drug did not affect the blood pressure numbers. Against the background of taking the drug, there was an increase in the parameters of iron metabolism (hemoglobin content, serum iron). After 3 months of taking the contraceptive with drospirenone, the number of patients with a complaint about the abundance of menstruation decreased more than twofold (from 22.8 to 10.5%), and after 6 months of taking the drug no patient noted the profuse nature of menstruation. Before the start of taking COC with drospirenone, 57.9% of women reported painful menstrual bleeding. Against the background of taking the contraceptive within 3 months, this complaint was stopped in all patients. Sufficient efficacy of treatment of androgen dependent dermopathy in young women with the help of a microdosed drospirenone-containing combined oral contraceptive is estimated from the dermatological acne index. The analysis of the SAN questionnaire made it possible to reveal the improvement in the psychoemotional state of patients on the background of taking the drug. The conclusion. The results obtained proved the effectiveness and safety of the microclinized COC Dimia®. The drug has no significant effect on body weight, blood pressure, provides reliable control of the cycle and a decrease in menstrual bleeding, which results in stabilization of iron metabolism in the body. Dimia® is effective in the treatment of androgen-dependent dermopathy and can be recommended to young women for starting contraception.


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