41 results found
Article
Esophageal balloon tamponade device
An esophageal balloon tamponade device is a form of balloon catheter designed to exert direct pressure on bleeding gastro-esophageal varices in order to obtain hemostasis. It is considered a temporizing measure in hemodynamically unstable patients in whom endoscopic (or angiographic) interventio...
Article
Fluoroscopic evaluation of esophagectomy
Fluoroscopic evaluation of esophagectomy is an important study, given the high rate of complication following esophagectomy (~10-20% rate of leak). Although the approach will differ slightly depending on the type of esophagectomy performed, the principles are similar.
Procedure
Preprocedural e...
Article
Ivor Lewis procedure
Ivor Lewis procedure (also known as a gastric pull-up) is a type of esophagectomy, an upper gastrointestinal tract operation performed for mid and distal esophageal pathology, usually esophageal cancer.
Due to the necessity of removing a significant length of the esophagus, the stomach is "pull...
Article
McKeown procedure
The McKeown procedure ("tri-incisional esophagectomy") is a type of esophagectomy, that is similar in concept to an Ivor Lewis procedure, but it tends to be used for esophageal lesions that are higher in the esophagus.
Procedure
laparotomy
stomach mobilized, the esophagus
"gastric tube" may ...
Article
Radiologically inserted gastrostomy (RIG)
A Radiologically inserted gastrostomy (RIG), or percutaneous radiological gastrostomy (RPG), is a procedure where a gastrostomy tube is inserted percutaneously into the stomach under fluoroscopic guidance, principally to provide nutritional support for patients with swallowing disorders 1. Gastr...
Article
Medical devices in the abdomen and pelvis
Medical devices in the abdomen and pelvis are important to be recognized, just like medical devices of the chest. We often ignore these devices, considering them to be incidental and non-pathological, however it is essential to be aware of potential complications.
Gastrointestinal devices
tube...
Article
Review areas on chest radiograph
Review areas on a chest radiograph are common areas for missed findings, and special attention should be paid to them:
lung apices: masses (e.g. Pancoast tumor), pneumothorax
behind the heart: consolidation, masses, hiatus hernia 2
below the diaphragm: free gas, lines and tubes (e.g. nasogast...
Article
Complications following gastric banding
There are many complications that can occur following gastric banding. It is helpful to divide these into early and late post-surgical complications.
Clinical presentation
Although the exact mode of presentation can vary depending on the underlying complication common modes of presentation tha...
Article
Isthmus (disambiguation)
Isthmus (plural: isthmi) is an anatomical term and refers to a slender structure joining two larger components. Some of these uses of the word isthmus are now rarely used or only seen in older texts and articles:
isthmus (aorta)
isthmus (auditory tube)
isthmus (auricle of the ear)
isthmus (c...
Article
Gastropleural fistula
A gastropleural fistula is a pathological communication between the stomach and the pleural cavity.
Clinical presentation
Gastropleural fistula usually presents acutely, and may be related to a recent history of surgery. However, depending on the size of the fistula, patients with gastropleura...
Article
Nasogastric tube positioning
Assessment of nasogastric (NG) tube positioning is a key competency of all doctors as unidentified malpositioning may have dire consequences, including death.
Radiographic features
Plain radiograph
A correctly placed nasogastric tube should 10:
descend in the midline, following the path of ...
Article
Gastric band erosion
Gastric band erosion or penetration is a potentially serious complication following laparoscopic gastric band surgery for obesity.
Epidemiology
Gastric band erosion is a delayed complication observed in between 0.3-14% of patients 1,2.
Clinical presentation
Patients often present non-specif...
Article
Buried bumper syndrome
Buried bumper syndrome is a rare but important complication in patients with a percutaneous gastrostomy (PEG) tube, occurring by migration of the internal bumper along its track. The tube may get lodged anywhere between the gastric wall and the skin and lead to life-threatening complications tha...
Article
Abdominal compartment syndrome
Abdominal compartment syndrome is a disease defined by the presence of new end-organ dysfunction secondary to elevated intra-abdominal pressure. Radiological diagnosis is difficult and usually suggested when a collection of imaging findings are present in the appropriate clinical setting or if t...
Article
Esophageal intubation
Esophageal intubation refers to the incorrect placement of an endotracheal tube in the esophagus. Within minutes its consequences can be catastrophic with the seriousness of its outcome depending largely on the timeliness of its diagnosis.
Epidemiology
Accidental esophageal intubation can happ...
Article
Evaluation of endotracheal tube position
Endotracheal tubes (ETT) are wide-bore plastic tubes that are inserted into the trachea to allow artificial ventilation. Tubes come in a variety of sizes and have a balloon at the tip to ensure that gastric contents are not aspirated into the lungs. Adult tubes are usually approximately 1 cm in ...
Article
Lines and tubes: neonatal (chest radiograph)
Neonatal lines and tubes are widely used in the NICU (neonatal intensive care unit) in the management of critically ill neonates. Examples include:
nasogastric (NG) tube
endotracheal (ET) tube
central venous line
umbilical artery catheter
umbilical vein catheter
Nasogastric tube
The NG tu...
Article
Water-soluble contrast challenge
A water-soluble contrast challenge (more widely known as a Gastrografin challenge) is a combined diagnostic study and therapeutic intervention utilized in the evaluation and management of small bowel obstruction. It is used when clinical or imaging features determine there to be small bowel obst...
Article
Intestinal malrotation
Intestinal malrotation is a congenital anatomical anomaly that results from an abnormal rotation of the gut as it returns to the abdominal cavity during embryogenesis.
In incomplete rotation, the midgut does not rotate more than 180°, thus cephalad (prearterial or proximal) portion of the midgu...
Article
Phlegmonous gastritis
Phlegmonous gastritis, also known as phlegmonitis of the stomach, is an uncommon, life-threatening condition which is due to diffuse infection of the submucosa of the stomach.
Epidemiology
Although the gastric form is the commonest type of phlegmonitis seen in the gastrointestinal tract, it r...
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