GI Tract Flashcards
The normal intestinal wall is between ______ mm
3 and 5 mm
Intestinal pathology creates a sonographic pattern known as
1) Target
2) Pseudokidney sign
The segment of esophagus between the diaphragm and the stomach is called
gastroesophageal junction
What is the most common cause of acutely painful abdomen
Acute appendicitis
The right lower quadrant location of the most tender area in the early stages of appendicitis is called
McBurney’s point
Sono criteria for diagnosing an inflammatory appendix includes
1) non-compressible appendix
2) 6 mm diameter
3) appendicolith (fecalith)
What is characterized by hypertrophy of the circular muscle resulting in elongation of the pylorus and constriction of the canal
Hypertrophic pyloric stenosis
Ultrasound is the method of choice for diagnosing HPS. Diagnostic criteria includes:
Pyloric muscle thickness > 3 mm
Pyloric channel length > 12 m
Pyloric cross section > 15 mm
Increased levels of what are found in patients with colon carcinoma
CEA
What is the inflammation of diverticulum
Diverticulitis (colonic outpouchings)
Diverticulum commonly involves what part of the colon
Sigmoid colon
Mechanical small-bowel obstruction can be caused by
1) intraluminal (food bolus)
2) bowel wall lesion
3) exrinsic (adhesions, hernia) Most common
Prolonged bowel obstruction can result in
1) bowel ischemia
2) bowel necrosis
3) septicemia
4) perforation
5) peritonitis
What presents in newborns with the onset of vomiting within hours of birth
Duodenal atresia
Ultrasound eval of duodenal atresia will demonstrate
1) polyhydraminos
2) fluid-filled stomach
3) fluid-filled proximal duodenum
