Estimation of serum calcium levels in apheresis platelet donors

INTRODUCTION: Apheresis is practiced widely to collect single donor platelets (SDPs). This procedure utilizes an anticoagulant acid citrate dextrose to prevent clotting of blood in the extracorporeal circuit which chelates divalent ions like calcium. This alters the calcium homeostasis resulting in...

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Main Authors: P. Arpitha, Ravindra Prasad Thokala
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2024-01-01
Series:Asian Journal of Transfusion Science
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Online Access:https://journals.lww.com/10.4103/ajts.ajts_20_22
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author P. Arpitha
Ravindra Prasad Thokala
author_facet P. Arpitha
Ravindra Prasad Thokala
author_sort P. Arpitha
collection DOAJ
description INTRODUCTION: Apheresis is practiced widely to collect single donor platelets (SDPs). This procedure utilizes an anticoagulant acid citrate dextrose to prevent clotting of blood in the extracorporeal circuit which chelates divalent ions like calcium. This alters the calcium homeostasis resulting in hypocalcemia causing acute adverse events. AIM: The study aimed to know the calcium homeostasis in apheresis platelet donors. MATERIALS AND METHODS: This cross-sectional study was conducted from January 2020 to December 2020 in the department of transfusion medicine. The sample size was 50. Donors who walk in for voluntary SDP donation were selected. Total and ionized calcium, pH, and serum albumin for all the donors at baseline and ionic calcium at the end of the procedure and 30 min after the procedure were measured. RESULTS: According to statistical analysis of the ionic calcium level at pre procedure, immediate post procedure and 30 minutes post procedure, there was decrease in the value immediate post procedure and values returned to baseline within 30 minutes. The levels of pH change were analyzed. On comparing the preprocedure and immediate postprocedure values, there was a significant lowering of pH value from the baseline (P = 0.5), indicating acute lowering of pH immediate postprocedure. Hence, most of the citrate metabolism can be achieved within 30 min after completion of the apheresis procedure. CONCLUSION: SDP collection is essentially a safe procedure with minimal adverse effects. Toxicity of citrate is not much pronounced. Recovery of calcium levels is within 30 min of completion of plateletpheresis.
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spelling doaj-art-80ce2695de7c44659f6abb27da2d37642025-01-20T09:24:30ZengWolters Kluwer Medknow PublicationsAsian Journal of Transfusion Science0973-62471998-35652024-01-01181626610.4103/ajts.ajts_20_22Estimation of serum calcium levels in apheresis platelet donorsP. ArpithaRavindra Prasad ThokalaINTRODUCTION: Apheresis is practiced widely to collect single donor platelets (SDPs). This procedure utilizes an anticoagulant acid citrate dextrose to prevent clotting of blood in the extracorporeal circuit which chelates divalent ions like calcium. This alters the calcium homeostasis resulting in hypocalcemia causing acute adverse events. AIM: The study aimed to know the calcium homeostasis in apheresis platelet donors. MATERIALS AND METHODS: This cross-sectional study was conducted from January 2020 to December 2020 in the department of transfusion medicine. The sample size was 50. Donors who walk in for voluntary SDP donation were selected. Total and ionized calcium, pH, and serum albumin for all the donors at baseline and ionic calcium at the end of the procedure and 30 min after the procedure were measured. RESULTS: According to statistical analysis of the ionic calcium level at pre procedure, immediate post procedure and 30 minutes post procedure, there was decrease in the value immediate post procedure and values returned to baseline within 30 minutes. The levels of pH change were analyzed. On comparing the preprocedure and immediate postprocedure values, there was a significant lowering of pH value from the baseline (P = 0.5), indicating acute lowering of pH immediate postprocedure. Hence, most of the citrate metabolism can be achieved within 30 min after completion of the apheresis procedure. CONCLUSION: SDP collection is essentially a safe procedure with minimal adverse effects. Toxicity of citrate is not much pronounced. Recovery of calcium levels is within 30 min of completion of plateletpheresis.https://journals.lww.com/10.4103/ajts.ajts_20_22apheresiscalcium homeostasisionic calcium
spellingShingle P. Arpitha
Ravindra Prasad Thokala
Estimation of serum calcium levels in apheresis platelet donors
Asian Journal of Transfusion Science
apheresis
calcium homeostasis
ionic calcium
title Estimation of serum calcium levels in apheresis platelet donors
title_full Estimation of serum calcium levels in apheresis platelet donors
title_fullStr Estimation of serum calcium levels in apheresis platelet donors
title_full_unstemmed Estimation of serum calcium levels in apheresis platelet donors
title_short Estimation of serum calcium levels in apheresis platelet donors
title_sort estimation of serum calcium levels in apheresis platelet donors
topic apheresis
calcium homeostasis
ionic calcium
url https://journals.lww.com/10.4103/ajts.ajts_20_22
work_keys_str_mv AT parpitha estimationofserumcalciumlevelsinapheresisplateletdonors
AT ravindraprasadthokala estimationofserumcalciumlevelsinapheresisplateletdonors