The constancy of the relation between pressure and flow in the upper urinary tract of the pig
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The constancy of the relation between pressure and flow in the upper urinary tract of the pig. / Krebs, Lone; Mortensen, Jens.
I: Urologia Internationalis, Bind 45, Nr. 6, 01.01.1990, s. 317-320.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - The constancy of the relation between pressure and flow in the upper urinary tract of the pig
AU - Krebs, Lone
AU - Mortensen, Jens
PY - 1990/1/1
Y1 - 1990/1/1
N2 - The long-term constancy of the pressure-flow relationship of the upper urinary tract of the pig was studied in 8 pyeloureteral units and the short-term constancy in 10 units. No constancy was found for neither pelvic baseline pressure nor for pelvic perfusion pressure with an interval of 10 weeks. Pelvic pressure is a very unstable parameter with time but variating within the normal range. Contrarily, a good constancy was found for both baseline and perfusion pressure when 3 consecutive pressure-flow procedures performed with an interval of 30 min were compared to each other. It is concluded that the short-term constancy of the pressure-flow relationship may allow in vivo investigations of the function - if any - of drugs upon the pyeloureter.
AB - The long-term constancy of the pressure-flow relationship of the upper urinary tract of the pig was studied in 8 pyeloureteral units and the short-term constancy in 10 units. No constancy was found for neither pelvic baseline pressure nor for pelvic perfusion pressure with an interval of 10 weeks. Pelvic pressure is a very unstable parameter with time but variating within the normal range. Contrarily, a good constancy was found for both baseline and perfusion pressure when 3 consecutive pressure-flow procedures performed with an interval of 30 min were compared to each other. It is concluded that the short-term constancy of the pressure-flow relationship may allow in vivo investigations of the function - if any - of drugs upon the pyeloureter.
KW - Baseline pressure
KW - Constancy upper urinary tract
KW - Perfusion pressure
UR - http://www.scopus.com/inward/record.url?scp=0025603775&partnerID=8YFLogxK
U2 - 10.1159/000281728
DO - 10.1159/000281728
M3 - Journal article
C2 - 2288046
AN - SCOPUS:0025603775
VL - 45
SP - 317
EP - 320
JO - Urologia Internationalis
JF - Urologia Internationalis
SN - 0042-1138
IS - 6
ER -
ID: 228148398