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Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5820_Библиотеки_им_академика_М_И_Перельмана.pdf
Image Protocols for Abdominal Doppler and Color Flow Studies n 460
Examples of Various Venous Blood Flow Patterns and Duplex Protocols
10
cm/s
10
A
B
40
cm/s
Venous Doppler spectral waveforms demonstrating the pulsatile flow
pattern found in a hepatic vein (A) and the minimally phasic flow
pattern found in the main portal vein (B).
Gray-scale version of the color Doppler spectral waveform
demonstrating absence of respiratory phasicity.
Doppler spectral waveforms recorded within the
renal parenchyma demonstrating the blood flow
pattern consistent with renal vein thrombosis.
Image Protocols for Abdominal Doppler and Color Flow Studies n 461
Examples of Gynecological and Obstetric
Doppler Spectral Waveforms
1
x
2
Gray-scale version of the color Doppler spectral
waveforms from the uterine artery in a nongravid
woman. (Courtesy Philips Medical Ultrasound,
Seattle, Wash.)
PART VII
Image Protocols for Abdominal Doppler and Color Flow Studies n 462
Gray-scale version of the color Doppler spectral waveform demonstrating absence of
respiratory phasicity. (Courtesy Janice Hickey-Scharf, Picton, Ont., Canada.)
Gray-scale versions of the color Doppler spectral waveforms from umbilical arteries demonstrating variation in
the level of vascular resistance. (Courtesy Janice Hickey-Scharf, Picton, Ont., Canada.)
Image Protocols for Abdominal Doppler and Color Flow Studies n 463
PART VII
Image Protocols for Abdominal Doppler and Color Flow Studies n 464
Image Examples of Various Studies
Abdominal Venous Flow Study
Gray-scale version of color flow Doppler in
hepatic veins.
Gray-scale version of color flow Doppler in the
portal vein.
Obstetrical Study
PART VII
Gray-scale version of color Doppler in the 3-vessel
umbilical cord.
Image Protocols for Abdominal Doppler and Color Flow Studies n 465
Gray-scale version of color flow Doppler in the
4-chamber fetal heart.
Image Protocols for Abdominal Doppler and Color Flow Studies n 466
Gynecological Study
Gray-scale version of a color Doppler spectral
display of blood in an active ovary.
Scrotal Study
Gray-scale version of color flow Doppler in a
testicular artery.
SECTION TWO □ Image Protocol for
Cerebrovascular Duplex Scanning
PART VII
Image Protocol for Cerebrovascular Duplex Scanning n 468
Criteria
• Do not share the results of the study with the patient. Legally, only physicians can
give a diagnosis.
Cerebrovascular Study
1. Longitudinal B-Mode image of the right proximal common carotid artery.
Labeled: SAG RT PCCA
Image Protocol for Cerebrovascular Duplex Scanning n 469
2. Spectral waveforms from the right proximal
common carotid artery with peak systolic and
end diastolic velocities measured.
100
50
cm/s
Labeled: RT PCCA
PART VII