Article

[Ligamentum arcuatum syndrome: color doppler ultrasound diagnosis in abdominal pain of unknown origin in young patients].

Medizinische Klinik I, Klinikum Bayreuth.
Ultraschall in der Medizin (impact factor: 2.4). 09/1998; 19(4):157-63. DOI:10.1055/s-2007-1000482 pp.157-63
Source: PubMed

ABSTRACT To assess the diagnostic potential and accuracy of CDS in the diagnosis and management of visceral artery stenosis in young patients with abdominal pain.
126 patients < 45 y with abdominal pain were examined by CDS. Other diseases were excluded before. Systolic (Vmax.sys.) and end diastolic (Vmax.diast.) peak velocities in exspiration and inspiration were measured in the celiac (CA) and superior mesenteric artery (SMA). Vmax.syst. > 1.8 m/s in exspiration and inspiration was regarded as a respiratory fixed stenosis. This was followed by intraarterial digital subtraction angiography (i.a. DSA) including visualization of the pancreaticoduodenal artery (PDA), and, if fixed stenosis was confirmed, by operation. CDS was again performed in the follow-up.
CA stenosis were found in 19 patients (mean age 28.9 y). 4 were respiratory fixed, 2 combined with SMA stenoses or occlusion, all proved by i.a. DSA. The others had no evidence of fixed CA stenoses. The 4 operated patients were postoperatively immediately well. One with intermediate pain again had a stenosis in the SMA-bypass which was successfully treated by PTA. The others were treated with dietary procedures and regularly controlled by CDS.
Ligamentary CA stenosis in young patients is rare, but may lead to considerable abdominal pain and weight loss. Hemodynamicly significant stenoses are proved by CDS with respiratory fixed Vmax.syst. > 1.8 m/s and Vmax.diast. > or = 1 m/s; i.a. DSA often shows a retrograde perfusion of the PDA. Such patients should be treated surgically. CDS should be performed in the follow-up.

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    Article: From the Patient Position and Phase of Respiration Affect the Doppler Waveform in the Celiac Artery
    [show abstract] [hide abstract]
    ABSTRACT: Introduction.—Multiple factors might affect the velocity recording in the celiac ar-tery (CA), causing a compression syndrome. Reports that focused on the phase of respiration found that the CA is highly compressed during the phase of expiration. Few reports in the litera-ture have focused on body position during Doppler scanning of the CA. The aim of this study was to evaluate the effect of patient position as well as the phase of respiration on velocity recording in the CA. Methods.—Thirty male subjects were entered prospectively into the study. Peak systolic velocity and vessel diameter at the origin of the CA at different body position and different phases of respiration were recorded by the use of duplex ultrasound while the subject was fasting. Results.—There were 30 healthy men; their average age was 25.5 ± 5.30 (±SD, years), and their average body mass index was 24.8 ± 3.1 (±SD, kg/m 2). The average diameter of CA in supine position and expiration was 0.70 ± 0.10 (±SD, cm), and the average peak systolic velocity was 111.2 ± 29.7 (±SD, cm/s). Moreover, the average diameter of CA in standing position in expiration was 0.75 ± 0.10 (±SD, cm), and the average peak systolic velocity was 96.8 ± 25.2 (±SD, cm/s). Paired Student t test for the effect of body position and phase of respiration in the peak systolic velocities and the diameter of the CA was performed and demonstrated statistical signifi cance (p < 0.05). Conclusion.—The CA peak systolic velocity varies between 2 positions in healthy young men, which may have implications for disease detection and needs further study.
    Journal for Vascular Ultrasound 01/2010; 34:21-26.
  • Source
    Article: From the Patient Position and Phase of Respiration Affect the Doppler Waveform in the Celiac Artery
    [show abstract] [hide abstract]
    ABSTRACT: Introduction.—Multiple factors might affect the velocity recording in the celiac ar-tery (CA), causing a compression syndrome. Reports that focused on the phase of respiration found that the CA is highly compressed during the phase of expiration. Few reports in the litera-ture have focused on body position during Doppler scanning of the CA. The aim of this study was to evaluate the effect of patient position as well as the phase of respiration on velocity recording in the CA. Methods.—Thirty male subjects were entered prospectively into the study. Peak systolic velocity and vessel diameter at the origin of the CA at different body position and different phases of respiration were recorded by the use of duplex ultrasound while the subject was fasting. Results.—There were 30 healthy men; their average age was 25.5 ± 5.30 (±SD, years), and their average body mass index was 24.8 ± 3.1 (±SD, kg/m 2). The average diameter of CA in supine position and expiration was 0.70 ± 0.10 (±SD, cm), and the average peak systolic velocity was 111.2 ± 29.7 (±SD, cm/s). Moreover, the average diameter of CA in standing position in expiration was 0.75 ± 0.10 (±SD, cm), and the average peak systolic velocity was 96.8 ± 25.2 (±SD, cm/s). Paired Student t test for the effect of body position and phase of respiration in the peak systolic velocities and the diameter of the CA was performed and demonstrated statistical signifi cance (p < 0.05). Conclusion.—The CA peak systolic velocity varies between 2 positions in healthy young men, which may have implications for disease detection and needs further study.
    Journal for Vascular Ultrasound 01/2010; 34:21-26.
  • Source
    Article: Subject body mass index affects Doppler wavefor in celiac artery by duplex ultrasound
    The Open Cardiovascular Medicine Journal 05/2013; 7:40-45.

Keywords

19 patients
 
CDS
 
celiac
 
considerable abdominal pain
 
diagnostic potential
 
dietary procedures
 
diseases
 
end diastolic
 
Hemodynamicly significant stenoses
 
intraarterial digital subtraction angiography
 
occlusion
 
pancreaticoduodenal artery
 
retrograde perfusion
 
SMA stenoses
 
SMA-bypass
 
stenosis
 
superior mesenteric artery
 
visceral artery stenosis
 
Vmax.syst
 
young patients