DMS 113 - Introduction to Vascular Sonography

Credits: 1
Instructional Contact Hours: 1

Looks at basic vascular ultrasound with emphasis on normal anatomy, imaging techniques, and basic pathology.

Prerequisite(s): DMS 101W, DMS 103, DMS 104 and DMS 106W each with a minimum grade of “B” (3.0) and LW 206A with a minimum grade of “C” (2.0)
Corequisite(s): DMS 112, DMS 114, DMS 115, DMS 116W, and DMS 117W and LWA 206B
Lecture Hours: 15 Lab Hours: 0
Meets MTA Requirement: None
Pass/NoCredit: No

Outcomes and Objectives

Demonstrate knowledge of basic Doppler techniques and functions.
1. Describe the components of a Doppler waveform
2. List the function for Doppler applications to include:
  1. Gain
  2. Scale
  3. Filter
  4. Cursor and gate
  5. Angle correct
  6. Color maps
  7. Steering
  8. RI, PI, S/D, and RAR formulas
  9. Turbulent flow
Demonstrate knowledge of normal anatomy and sonographic appearance for the carotid artery.
1. Identify normal and relational anatomy
2. Discuss transducer and equipment requirements
3. Discuss proper scan orientation
4. Identify normal Doppler waveforms
5. Discuss the protocol for a carotid artery Doppler
Demonstrate knowledge of pathology and its correlation to waveform appearances for the carotid artery.
1. Discuss Doppler waveforms for vessels with stenosis
2. Describe plaque and corresponding sonographic findings
3. Describe the ICA / CCA ratio
Demonstrate knowledge of normal anatomy and sonographic appearance for lower extremity vessels.
1. Identify normal and relational anatomy
2. Discuss transducer and equipment requirements
3. Discuss proper scan orientation
4. Identify normal Doppler waveforms
5. Discuss the protocol for lower extremity Doppler
Demonstrate knowledge of pathology and its correlation to waveform appearances for lower extremity vessels.
1. Define thrombus
2. Discuss Doppler waveforms for vessels with thrombus
3. Describe plaque and corresponding sonographic findings
4. Describe the ICA / CCA ratio
Demonstrate knowledge of anatomy and sonographic appearances of normal abdominal vessels.
1. Discuss transducer design and equipment requirements
2. Discuss proper scan orientation
3. Describe how to take measurements and indicate normal ranges
4. Identify normal and relational anatomy for the following abdominal vessels:
  1. Aorta
  2. IVC
  3. Hepatic veins
  4. Portal venous system
  5. SMA, IMA
  6. Celiac
  7. Hepatic artery
  8. Renal arteries and veins
5. Identify normal waveform appearances for abdominal vessels
Demonstrate knowledge of pathology and its correlation to waveform appearances for abdominal vessels.
1. Define aneurysm
2. Discuss Doppler waveforms for vessels with aneurysm
3. Define stenosis
4. Discuss Doppler waveforms for vessels with stenosis
5. Describe mesenteric ischemia and the vascular sonographic findings
Demonstrate knowledge of abdominal organ transplants as related to sonographic imaging.
1. Discuss renal transplantation and corresponding anastomoses
2. Discuss the protocol for renal transplant sonogram
3. Describe a basic renal transplant protocol
4. Describe sonographic findings for renal transplant rejection
5. Discuss liver transplantation and corresponding anastomoses
6. List complications for abdominal organ transplants with sonographic findings
Demonstrates understanding of the role of the sonographer in evaluating scanning protocol modifications based on the sonographic findings and differential diagnosis.
1. Demonstrate ability to recognize indications and contraindications for the exam and exam modification
2. Demonstrate ability to correlate patient history with sonographic findings and make exam modifications as necessary
3. Demonstrate ability to correlate exam findings with patient history to produce a differential list
Demonstrates understanding of the role of the sonographer in patient management.
1. Demonstrates the ability to take a complete patient history according to the exam ordered
2. Demonstrates the ability to correlate patient history with related imaging, other testing and lab procedures and outcomes