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Department: MERAD-Radiology (includes Radiation Oncology)
Course: 526-Abdominal Imaging

Course Coordinator: Dr. Joseph Ayoub
Course Faculty: Dr. Joseph Ayoub,Dr. Arun Nachiappan
Elective Location: BTGH
Periods Elective offered:
Min. Number of Students:  Max: 2
Course Level: Clinical Elective: Counts toward 32-credit graduation requirement
Credit: 8
Pre-requisites: Must have completed 570-506 or 570-508 prior
Visiting Student Elective: Yes
Open to International Students: Yes
Grading: Pass/Fail Only
Faculty Approval: Yes

Time Commitment Percentage of time expected
Regular Hours (Mon-Fri): 8am - 5pm Inpatient Ward:
Night Call: Inpatient consultations:
Number on-call nights: Outpatient clinics:
Weekends: Surgery:
Statement of Goals:
COURSE OFFERED: July, August, September, October, January, March, June 1. Gain a basic understanding of the physics and techniques used in abdominal imaging 2. Recognize and evaluate abdominal anatomy on imaging studies by using a systemic approach a. Recognize appropriate positions of lines and tubes i. NG tube ii. Dobhoff b. Location of various organs and organ systems i. Hepatobiliary ii. Renal iii. Gastrointestinal iv. +/- Reproductive c. Identification of abdominal vasculature i. Branches of aorta ii. Areas that would be affected by the occlusion of an artery d. Bones i. Vertebrae ii. Ribs iii. Pelvis 3. Learn basic abnormal findings a. KUB i. Bowel gas patterns ii. Pneumoperitoneum iii. Abnormal calcifications iv. Spine/hips/pelvis v. Organomegaly vi. Mass effect vii. Ascites b. CT i. Bowel distention ii. Bowel gas patterns iii. Free fluid in peritoneum iv. Abnormal calcifications v. Renal calculi versus phleboliths vi. Effects of inflammation visualized on abdominal CT 4. Recognize characteristic findings for common trauma and acute conditions: a. Perforation/free air b. Hepatic/splenic lacerations c. Renal trauma d. Acute appendicitis e. Cholecystitis f. Diverticulitis 5. Go through the entire CT and U/S learning modules located in CT/US inpatient radiology service room 6. Gain an appreciation for and understanding of which imaging modalities to use for the abdomen for different situations a. When do you use oral contrast? b. When to order upright vs. decubitus vs. supine KUB? c. When to order barium or water-soluble contrast images? d. What does an Upper GI eval? Barium swallow? Esophogram? Small bowel follow through? contrast enema? e. When to use IV contrast for CT
Learning Activities
Readings: Squires Fundamentals of Radiology  Chapters 11-14 Chapter 11: How to Study the Abdomen Chapter 12: Bowel gas patterns, free fluid, and free air Chapter 13: Contrast Study and CT of the Gastrointestinal Tract Chapter 14: The Abdominal Organs Conferences: Students are encouraged to attend daily radiology noon conferences. Daily: Students will be assigned on a weekly basis to the BTGH CT/US reading room or GI fluoroscopy room. Students are expected to work with both residents and attendings to get exposed to the different form of abdominal imaging, and their varying uses. Class: There will be one mandatory class. Dr. Ayoub will assign an appropriate powerpoint presentation.
Evaluation Methods
Grade based on written evaluations by attending physicians and residents, with a minimum of two evaluations (one resident, and one attending). Students will also prepare a powerpoint presentation of a case they experienced in the rotation.
When and Where to report on first day of service:
Report to the Abdominal Imaging reading room at BTGH on the first day of the rotation at 8am. Wear professional clothing (no scrubs) with your white coat.
For additional information regarding this elective contact:
Contact Name: Becky Baxter
Contact Phone: 713-798-6362
Contact Fax: 713-798-8359
Contact Location:
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