Abdominal Key

Fig. 28.1 A subepithelial lesion identified in the proximal rectum in a patient with a prior history of sigmoid colon cancer What is the Differential Diagnosis of Subepithelial Lesions? The…

Benign (no malignant potential) Premalignant or malignant Serous cystadenomaa Intraductal papillary mucinous neoplasm Pseudocyst Mucinous cystic neoplasm Lymphoepithelial cyst Solid pseudopapillary neoplasm Retention cyst Cystic neuroendocrine tumor Mucinous nonneoplastic cyst…

Fig. 32.1 EUS identifies an 18 × 12 mm cystic lesion with solid peripheral component in the tail of the pancreas, which clearly communicates with the main pancreatic duct and did…

Fig. 2.1 a Probe-confocal laser endomicroscopy ( pCLE) image of normal bile duct with reticular network of thin dark branching bands and light gray background. b pCLE image of bile…

Fig. 25.1 White light endoscopy showing near circumferential mass in distal esophagus (Courtesy Dr. Tamas Gonda, Columbia University Medical Center, New York, NY) Diagnosis of Esophageal Cancer Esophageal cancer is…

Indications Primary diagnosis of pancreatic masses Differentiation of cystic pancreatic lesions Evaluation of unexplained periluminal lymphadenopathy Diagnosis of gastrointestinal intramural lesions Staging of digestive and pulmonary malignancies Sampling of peritoneal…

Disease Pregnancy trimester Laboratory abnormalities Hyperemesis gravidarum First Elevated AST, ALT Intrahepatic cholestasis of pregnancy Second and third trimester and postpartum Elevated serum bile acids Elevated AST, ALT, Bilirubin Normal…

Common indications  Lymphadenopathy  Lung cancer nodal staging  Esophageal cancer tumor Nodal staging  Mediastinal mass Uncommon indications  Mediastinal vascular abnormalities  Mediastinal cystic lesions  Thyroid mass/lesion  Mediastinal collections FNA fine-needle aspiration, FNB…

Fig. 4.1 Patient being positioned semi-prone in the operating room for ERCP Other positions that are used for ERCP include left lateral and supine. Although the left lateral position is…

Complication Frequency Pancreatitis 5–25 % Bleeding 1–2 % Perforation <1 % Cholecystitis <1 % Cholangitis Rare Death Rare ERCP Endoscopic retrograde cholangiopancreatography Post-ERCP Pancreatitis Post-ERCP pancreatitis (PEP) is the most…