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Related Concept Videos

Cholecystitis01:20

Cholecystitis

Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...
Endoscopic Procedures V: ERCP01:26

Endoscopic Procedures V: ERCP

Endoscopic Retrograde Cholangiopancreatography (ERCP) is a diagnostic procedure that combines endoscopy and fluoroscopy to diagnose and treat conditions related to the bile ducts, pancreatic ducts, and gallbladder. This procedure is beneficial for identifying and addressing blockages, gallstones, strictures, and tumors within the biliary or pancreatic systems. ERCP is both diagnostic and therapeutic, offering the ability to visualize and treat identified problems in one session.
Patient...
Acute Pancreatitis I: Introduction01:25

Acute Pancreatitis I: Introduction

Acute pancreatitis is the sudden inflammation of the pancreas caused by the early activation of digestive enzymes, leading to the autodigestion of pancreatic tissue. This results in local inflammation and, in severe cases, systemic complications.EtiologyUnderstanding the underlying causes is crucial, as identifying the etiology guides treatment and anticipates complications. Acute pancreatitis can be triggered by various factors, typically grouped into the following clinical categories.Biliary...
Acute Pancreatitis II: Clinical Manifestations and Management01:30

Acute Pancreatitis II: Clinical Manifestations and Management

Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...
Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
Gallbladder01:17

Gallbladder

The gallbladder is a small, pear-shaped organ that plays a crucial role in our digestive system. Measuring about 10 cm in length, it is comparable in size to a kiwi fruit and is located in a hollow area on the lower surface of the liver. The gallbladder's primary function is to store and concentrate bile, a fluid produced by the liver that aids in digestion.
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins the common...

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Related Experiment Video

Updated: May 25, 2026

The Role of Indocyanine Green Fluorescence in Complex Laparoscopic Cholecystectomy Navigation
03:27

The Role of Indocyanine Green Fluorescence in Complex Laparoscopic Cholecystectomy Navigation

Published on: January 31, 2025

Hepatobiliary scintigraphy in acute cholecystitis.

Mark Tulchinsky1, Patrick M Colletti, Thomas W Allen

  • 1Division of Nuclear Medicine, Department of Radiology, Milton S. Hershey Medical Center, Pennsylvania State University, Hershey, PA 17033, USA. mtulchin@psu.edu

Seminars in Nuclear Medicine
|February 2, 2012
PubMed
Summary

Hepatobiliary scintigraphy is a reliable imaging method for diagnosing acute cholecystitis (AC). This review explores technique variations to optimize its use in various clinical scenarios for accurate AC diagnosis.

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Last Updated: May 25, 2026

The Role of Indocyanine Green Fluorescence in Complex Laparoscopic Cholecystectomy Navigation
03:27

The Role of Indocyanine Green Fluorescence in Complex Laparoscopic Cholecystectomy Navigation

Published on: January 31, 2025

Area of Science:

  • Nuclear Medicine
  • Diagnostic Imaging
  • Gastroenterology

Background:

  • Hepatobiliary scintigraphy is a well-established imaging modality.
  • It is effective for both calculous and acalculous acute cholecystitis (AC).
  • It serves as a crucial diagnostic tool when ultrasound findings are inconclusive or in high-risk patients.

Purpose of the Study:

  • To review technique variations of hepatobiliary scintigraphy.
  • To provide guidance on selecting the optimal approach for diagnosing acute cholecystitis (AC).
  • To address diverse clinical situations and management philosophies regarding AC.

Main Methods:

  • Review of hepatobiliary scintigraphy technique variations.
  • Analysis of its application in diagnosing acute cholecystitis (AC).
  • Consideration of clinical context and patient factors.

Main Results:

  • Hepatobiliary scintigraphy demonstrates high efficacy in diagnosing acute cholecystitis (AC).
  • Specific technique variations can be tailored to different clinical needs.
  • It provides definitive diagnostic information when other methods are equivocal.

Conclusions:

  • Hepatobiliary scintigraphy remains a valuable tool for acute cholecystitis (AC) evaluation.
  • Understanding technique variations enhances diagnostic accuracy and clinical utility.
  • This review offers a framework for optimizing hepatobiliary scintigraphy in AC diagnosis.