Lecture 19: Imaging of Abdomen Flashcards
What structures can be seen at the T11 level?
Spleen Stomach Liver Aorta IVC
What structures can be seen at the T12 level?
Pancreas Spleen Kidneys (left) Gallbladder Portal Triad SMA Aorta IVC Small Bowel
What structures can be seen at the T12-L1 level?
Kidneys Gallbladder Biliary Tree SMA Left Renal Vein Aorta IVC Small Bowel Colon
What structures can be seen at the L3-L4 level?
Right Kidney
Small Bowel
Ascending and Descending Colon
Abdominal Musculature
What can be used to diagnose and treat problems of the bile and pancreatic ducts?
ERCP
What is normally used to diagnose gallstones?
Ultrasound
What is the best method to view arteries?
Digital subtraction arteriography
What x-ray view is best for assessing SMA and nutcracker syndromes?
Mid-saggital view
What is Superior Mesenteric Artery Syndrome?
Horizontal part of duodenum compressed b/t aorta and SMA
-blockage of duodenum
What is Nutcracker Syndrome?
Left renal vein compressed b/t aorta and SMA
-can lead to hematuria
What is Zenker’s diverticulum?
Pouch that can form in esophageal wall adjacent to inferior pharyngeal constrictor and cricopharyngeus muscle
-can trap food and cause bad breath
What is ulcerative colitis?
Long-lasting inflammation in digestive tract
- spasms of longitudinal muscles
- irreversible fibrosis
- loss of haustral markings
What causes gallstones?
High concentration of cholesterol or bilirubin
Inefficient emptying of gallbladder
What is a Shatzki’s ring?
Narrowing of esophagus by a ring of mucosal or muscular tissue close to stomach
-difficulty passing food
What is Hirschsprung’s disease?
Abnormal colonic dilation or distention
- absence of NC migration and ganglionic plexus
- cannot make bowel movement
