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Novel ultralow positioning of the umbilical artery catheter: A prospective pilot study

Anna Tomaszkiewicz

Anna Tomaszkiewicz

  • Department of Neonatology, Poznan University of Medical SciencesPoznan, Poland
  • Past address: Department of Neonatology, Ujastek Medical CenterCracow, Poland
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Tomaszkiewicz, Anna
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Piotr Szymański

Piotr Szymański

  • Past address: Department of Neonatology, Ujastek Medical CenterCracow, Poland
  • Department of Neonatology, R. Czerwiakowski HospitalCracow, Poland
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Szymański, Piotr
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Piotr Kruczek

Piotr Kruczek

  • Past address: Department of Neonatology, Ujastek Medical CenterCracow, Poland
  • Department of Neonatology, R. Czerwiakowski HospitalCracow, Poland
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Kruczek, Piotr
  
Nov 30, 2024
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Article Category: Research Paper
Published Online: Nov 30, 2024
Page range: 1 - 6
Received: Nov 23, 2023
Accepted: Feb 14, 2024
DOI: https://doi.org/10.15557/jou.2024.0024
Keywords
© 2024 Anna Tomaszkiewicz et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

UAC position: standard high position (left) and novel ultralow position (right). CT – celiac trunk; SMA – superior mesenteric artery; RA – renal artery
UAC position: standard high position (left) and novel ultralow position (right). CT – celiac trunk; SMA – superior mesenteric artery; RA – renal artery

Fig. 2.

Ultralow position of the UAC with the catheter tip in the umbilical artery
Ultralow position of the UAC with the catheter tip in the umbilical artery

Fig. 3.

Ultrasound image after removal of a UAC in the high position due to thrombosis. The thrombus extends to the superior pole of the kidney; the inferior pole of the kidney is outside the frame
Ultrasound image after removal of a UAC in the high position due to thrombosis. The thrombus extends to the superior pole of the kidney; the inferior pole of the kidney is outside the frame

Baseline characteristics of the study cohorts

Standard high UAC position (n = 50) Novel ultralow UAC position (n = 38) p value
Gestational age (weeks), median, IQR 30 (27–32) 30 (27–35) 0.510
Gestational age (weeks), maximum 41 40
Gestational age (weeks), minimum 23 25
Birth weight (g), mean ±SD 1486 ± 687 1545 ± 805 0.720
Birth weigh (g), maximum 4430 4150
Birth weigh (g), minimum 410 560
Reason for catheterization:
Prematurity* 47 (94%) 35 (92%) 0.484
Perinatal asphyxia 2 (4%) 2 (5.3%)
Congenital defects 1 (2%) 1 (2.6%)
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Medicine, Basic Medical Science, Basic Medical Science, other
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