Jazzar Gastrointestinal and Liver Disease Center

Welcome to the newly named Jazzar Gastrointestinal and Liver Disease Center at the prestigious Burjeel Day Surgery Center, Al Reem, Abu Dhabi.

Our center is led by the renowned Dr. Ahmed Jazzar, an American Board Certified Consultant in Gastroenterology. With over 23 years of global expertise encompassing the breadth and depth of gastroenterology and interventional endoscopy, he brings a wealth of knowledge in diagnosing and treating diseases pertaining to the entire gastrointestinal tract, pancreas and liver.

Dr. Jazzar’s proficiency extends to advanced endoscopic procedures including, but not limited to, Upper Endoscopy, Colonoscopy, Endoscopic Retrograde Cholangiopancreatography (ERCP), and Endoscopic Ultrasound (EUS). His extensive career heralds him as a celebrated educator, esteemed consultant, and published author in this specialty. Recognized by the American Board of Internal Medicine, he is a Fellow of both the American College of Gastroenterology and American College of Physicians, as well as a respected Member of the American Society of Gastrointestinal Endoscopy and United Network for Organ Sharing.

Services & Expertise

At the Jazzar Gastrointestinal and Liver Disease Center, our mission is to provide exceptional, world-class care through our range of services. These include the diagnosis and management of conditions such as:

A1AD-related cirrhosis and liver disease
Abdominal angina
Achalasia and other esophageal motility disorders
Acid-Peptic Disease
Alagille syndrome and other cholestatic liver diseases
Alpha-1 antitrypsin deficiency – liver disease in children and lung disease in adults
Amebic liver abscess
Ampullary cancer
Amyloidosis involving the gastrointestinal tract
Anal fissures, fistulas, and abscesses
Ascites and other complications from cirrhosis
Autoimmune Hepatitis
Autoimmune hepatitis–Primary biliary cirrhosis overlap syndrome
Autoimmune pancreatitis
Balantidiasis
Barrett’s Esophagus
Bile duct cancer (Cholangiocarcinoma)
Bile duct tumors
Biliary dyskinesia
Budd-Chiari Syndrome
Carcinoid Syndrome
Celiac Disease
Cholangitis and Other Infections of the Biliary System
Choledochal cysts
Cholestasis
Chronic intestinal failure
Chronic Intestinal Pseudo-obstruction
Chronic pancreatitis induced by autoimmune disorders, alcohol misuse, or unknown causes
Cirrhosis and Other Liver Diseases
Collagenous Colitis and Lymphocytic Colitis
Colonic polyps and prevention of colorectal cancer
Common variable immunodeficiency
Complications and aftercare following gastrointestinal surgery
Complications of percutaneous endoscopic gastrostomy (PEG) tubes
Complications related to ostomies and pouches
Congenital sucrase-isomaltase deficiency
Constipation and disorders of defecation
Cytomegalovirus (CMV) colitis
Diarrhea
Diverticular Disease
Drug-induced liver injury
Dumping syndrome
Enterocutaneous fistulas
Eosinophilic Esophagitis and other allergic gastrointestinal disorders
Eosinophilic gastroenteritis
Erdheim–Chester disease
Esophageal Varices
Esophageal web or Plummer–Vinson syndrome
Fecal incontinence and other disorders of anorectal function
Feeding and Swallowing Difficulties
Fibrolamellar Hepatocellular Carcinoma and other rare types of liver cancer
Foveolar cell metaplasia
Functional abdominal pain
Functional gastrointestinal disorder, including dyspepsia
Functional Gut Disorders including Irritable Bowel Syndrome (IBS)
Gallbladder and Biliary Tract Disease
Gallbladder cancer
Gallbladder polyps
Gallstone Ileus
Gardner’s syndrome
Gastric antral vascular ectasia (GAVE Syndrome or watermelon stomach)
Gastric volvulus
Gastroduodenal ulcers and Strictures
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal bleeding
Gastrointestinal Cancers including Stomach, Liver, Pancreatic, and Colon Cancers
Gastrointestinal Complications of Diabetes
Gastrointestinal complications of eating disorders
Gastrointestinal complications of human immunodeficiency virus (HIV) and acquired immunodeficiency syndrome (AIDS)
Gastrointestinal complications of systemic diseases such as lupus, scleroderma, and rheumatoid arthritis
Gastrointestinal disorders in pregnancy
Gastrointestinal disorders related to opioid use
Gastrointestinal issues related to Cystic Fibrosis
Gastrointestinal lymphomas
Gastrointestinal manifestations of Immunodeficiency disorders
Gastrointestinal neuroendocrine neoplasms and Carcinoid Syndrome
Gastroparesis
Gaucher’s disease (and other lipid storage diseases)
Gilbert’s Syndrome (mild hyperbilirubinemia)
Graft-vs-host disease in the gastrointestinal tract
H pylori infection and its complications
Hematemesis (Vomiting Blood)
Hematochezia (Blood in Stool)
Hemochromatosis (Iron overload)
Hemorrhoids
Hepatic Artery Thrombosis
Hepatic encephalopathy
Hepatic Vein Thrombosis
Hepatitis and Other Infectious Liver Diseases
Hepatitis D and Hepatitis E
Hepatopulmonary syndrome and Portopulmonary hypertension
Hepatorenal Syndrome
Hereditary gastrointestinal cancer syndromes
Hirschsprung’s disease
Hyper IgM Syndrome – a condition that can affect the liver and gastrointestinal system
Hyperoxaluria and oxalosis

Infectious diseases of the gastrointestinal tract, including parasitic infections, bacterial infections, and viral hepatitis
Inflammatory Bowel Diseases such as Crohn’s Disease and Ulcerative Colitis
Intestinal parasites
Intestinal pseudo-obstruction
Intrahepatic Cholestasis
Ischemic hepatopathy
Lactose Intolerance and other carbohydrate metabolism disorders
Linitis plastica
Liver abscesses and cysts
Liver transplantation and post-transplantation care
Malabsorption Syndromes
Mallory-Weiss syndrome
Maple syrup urine disease
Meckel’s Diverticulum
Melena
Ménétrier’s disease
Mesenteric Ischemia
Metabolic and bariatric disorders
Microscopic colitis
Motility disorders like colonic inertia
Niemann-Pick disease, Type C
Non-Alcoholic Fatty Liver Disease (NAFLD) and Non-Alcoholic Steatohepatitis (NASH)
Non-alcoholic Fatty Pancreatic Disease
Non-celiac gluten sensitivity
Nutritional issues including vitamin and mineral deficiencies like B12 and iron deficiency anemia
Obesity and its gastrointestinal complications
Ogilvie syndrome (Acute colonic pseudo-obstruction)
Ornithine transcarbamylase deficiency
Ostomy-related problems (dermatitis, retraction, prolapse, etc.)
Pancreatic cysts
Pancreatic Disorders including Acute and Chronic Pancreatitis
Pancreatic fistula
Pancreatic Neuroendocrine Tumors
Pancreatic Pseudocysts
Parasitic Diseases like Liver Fluke Infection, Strongyloidiasis
Parasitic infections like amoebiasis, giardiasis, and cryptosporidiosis
Parastomal hernia
Pediatric Gastroenterological diseases (in cooperation with pediatric specialists)
Peliosis hepatis (randomly distributed blood-filled cavities throughout the liver)
Peptic Ulcer Disease
Peutz-Jeghers syndrome
Pneumatosis Intestinalis
Porphyria, a group of rare genetic disorders that can affect the nervous system and the skin
Portosystemic shunts
Postcholecystectomy Syndrome
Post-colitis cystitis
Post-ERCP pancreatitis
Post-gastric bypass hypoglycemia
Postoperative gastrointestinal complications
Postradiation enteropathy
Post-surgical complications affecting the gastrointestinal tract
Prevention and surveillance of gastrointestinal cancers
Primary and Secondary Biliary Cirrhosis
Primary Biliary Cholangitis (PBC) and Primary Sclerosing Cholangitis (PSC)
Primary Hyperoxaluria (causing recurring kidney and bladder stones)
Protein-losing enteropathy
Pseudomembranous colitis and other infectious colitis
Pyloric stenosis
Radiation Enterocolitis
Rectal prolapse
Refractory or complicated gastroesophageal reflux disease
Rumination Syndrome
Scleroderma – which can cause many different symptoms, including gastrointestinal ones
Short Bowel Syndrome
Shwachman–Diamond Syndrome (exocrine pancreatic insufficiency)
Small bowel bacterial overgrowth syndrome
Smoking and alcohol-related gastrointestinal diseases
Sphincter of Oddi dysfunction
Swallowing disorders like oropharyngeal dysphagia
Tropical enteropathy
Tropical sprue
Tyrosinemia (Type I, Type II)
Unexplained weight loss
Urea cycle disorders
Vascular disorders of the intestine, such as ischemic colitis
Whipple’s disease
Wilson’s Disease, Hemochromatosis, and other hereditary liver diseases
Yellow fever (a viral disease affecting the liver)
Yellow Jaundice
Zenker’s Diverticulum
Zieve’s syndrome
Zollinger-Ellison Syndrome and other neuroendocrine tumors

Advanced Technology Services

Our center prides itself on the use of cutting-edge technology and modern care practices. At the Jazzar Gastrointestinal and Liver Disease Center, our vision is to provide unparalleled clinical expertise that meets international standards. We foster an environment where the health and comfort of our patients are prioritized above all.

Endoscopic Retrograde Cholangiopancreatography (ERCP): This procedure combines the use of endoscopy and fluoroscopy to diagnose and treat certain problems of the biliary or pancreatic ductal systems, such as gallstones, strictures or leaks.
Endoscopic Ultrasound (EUS): It combines endoscopy and ultrasound to obtain images and information about the digestive tract and the surrounding tissue and organs, including the lungs.
3D Imaging for Endoscopy: Advanced 3D systems provide depth perception that can enhance certain endoscopic procedures.
Advanced Endoscopic Imaging (i-Scan, FICE): A technology that combines digital signal processing and optical filtering to enhance the quality of images during an endoscopy.
Anorectal Manometry: This diagnostic test provides information about anorectal function for patients with constipation or fecal incontinity.
Balloon-occluded Retrograde Transvenous Obliteration (BRTO): A procedure often used to manage gastric varices.
Radiofrequency Ablation: A therapeutic option for eradicating Barrett’s esophagus and preventing progression to esophageal cancer.
BilioPancreatic Diversion with Duodenal Switch (BPD/DS): A complex weight-loss surgery that reduces the stomach’s size and bypasses a significant portion of the intestines.
BRAVO PH system for GERD: A capsule-based ambulatory pH test that measures pH in the esophagus and assists in evaluating the frequency and duration of acid reflux to better understand a patient’s symptoms.
Cholangioscopy & Pancreatoscopy: Direct visualization of the bile ducts and pancreatic ducts with small-caliber endoscopes for diagnostic and therapeutic interventions.
Chromoendoscopy: A technique where dyes are instilled onto the gastrointestinal mucosa to enhance visualization.
Colonic Manometry: A diagnostic procedure to understand the bowel function in patients with severe constipation and other colon-related conditions.
Confocal Laser Endomicroscopy (CLE): A technique that generates cross-sectional images of the gastrointestinal tract at the cellular level.
Cryotherapy: Utilizes extreme cold for the ablation of dysplastic tissue in the GI tract, such as in Barrett’s esophagus or early-stage esophageal cancer.
Digital Cholangioscopy: Provides direct visualization of bile ducts for diagnosis and management of bile duct stones and strictures.
Endoluminal and Laparoscopic Full-thickness Plication for GERD: This is a minimally invasive alternative to traditional surgery for the treatment of gastroesophageal reflux disease (GERD).
Endoluminal Full-thickness Resection (EFTR): A newer technique for removing larger lesions and early-stage tumors from the gastrointestinal tract.
Endoscopic Mucosal Resection (EMR): A procedure to remove precancerous and cancerous lesions in the digestive tract.
Endoscopic Retrograde Cholangiopancreatography (ERCP) with SpyGlass: A minimally invasive technique allowing direct visualization and treatment of pancreatobiliary system.
Endoscopic Sleeve Gastroplasty (ESG): A newer type of endoscopic weight loss procedure.
Endoscopic Submucosal Dissection (ESD): An advanced technique used to remove gastrointestinal, esophageal, stomach, and early-stage colon cancers.
Endoscopic Ultrasound Guided Biopsies (EUS-FNA and EUS-FNB): Minimally invasive technique used to obtain samples of lesions or structures within or adjacent to the gastrointestinal tract.
Endoscopic Vacuum Therapy (EVT): Primarily employed for complicated upper gastrointestinal leaks and perforations.
Fiducial Marker Placement: Prior to radiation therapy, endoscopic ultrasound-guided placement of fiducial markers may be performed to help accurately target tumors.
Full Spectrum Endoscopy (FUSE): An endoscopic technology that provides a 330-degree view, which improves the ability to visualize the GI tract and potentially increases the detection rate of lesions during colonoscopy.
Functional Luminal Imaging Probe (FLIP): This technology measures the geometric and pressure patterns in hollow organs of the GI tract, which can be useful for evaluating the function of the esophagus and the sphincter.
G-POEM (Gastric Peroral Endoscopic Myotomy): A newer, minimally invasive procedure to help treat gastroparesis symptoms.

Hemorrhoidal Banding: A non-surgical treatment option for hemorrhoids.
Hepatic Elastography (FibroScan): Non-invasive method to assess liver stiffness, which closely corresponds to the degree of liver fibrosis.
Hepatoportoenterostomy (Kasai Procedure): A surgical treatment method for biliary atresia.
High-definition Endoscopes and Narrow Band Imaging (NBI): High-definition scopes coupled with NBI can enhance visualization of mucosal patterns and vasculature, improving the detection of dysplasia and cancer.
Hydrogen Breath Testing: A diagnostic method to evaluate carbohydrate malabsorption and bacterial overgrowth in the small intestine.
Intragastric Balloon Placement: A non-surgical weight loss treatment option for obesity.
Laparoscopic Adjustable Gastric Banding (LAGB): A weight-loss procedure that involves placing a band around the upper part of the stomach to create a small pouch to hold food.
Lumen-Apposing Metal Stents (LAMS): Used for drainage of pancreatic pseudocysts and certain types of walled-off necrosis.
Magnetic Sphincter Augmentation (MSA): A surgical treatment for GERD where a ring of tiny magnetic beads is wrapped around the junction of the stomach and esophagus.
Motility Testing: These are tests that measure how well the digestive tract works, used for diseases like gastroesophageal reflux disease, GERD, constipation and incontinence.
Narrow Band Imaging (NBI): It’s an imaging modality offering enhancement for endoscopic screening, providing the possibility to detect lesions not visible under traditional white light.
Natural Orifice Transluminal Endoscopic Surgery (NOTES): Experimental surgical methodology with the goal to reduce the invasiveness of surgical procedures.
Endoscopic Suturing System: Allows for advanced endoscopic suturing, including closing of large defects and full-thickness tissue appositions.
Pancreatic Pseudocyst Drainage: Drainage of pancreatic pseudocysts can be done endoscopically using a variety of techniques such as transmural or transpapillary approaches.
Percutaneous Endoscopic Gastrostomy (PEG): A surgical procedure to place a tube for feeding those who are unable to swallow food.
Percutaneous Endoscopic Jejunostomy (PEJ): Procedure to place a feeding tube into the jejunum (part of the small intestine) for patients who cannot take food by mouth.
Percutaneous Transhepatic Cholangiography (PTC): A procedure used to visualize and check the patency of the bile ducts.
Proton Pump Inhibitor (PPI) Breath Test: A non-invasive method to evaluate the metabolism and effectiveness of PPI medications in GERD patients.
Radiofrequency Ablation (RFA) for Barrett’s Esophagus: This is used to rid the esophagus of pre-cancerous cells.
Robot-assisted Endoscopy: Emerging technology that aims to increase precision and control during endoscopic procedures.
Single Balloon Enteroscopy (SBE): This technique is used for endoscopic visualization and treatment of diseases involving the entire small bowel.
Thermal Ablation for Barrett’s Esophagus: A procedure that uses heat to remove precancerous tissue in the esophagus.
Transoral Outlet Reduction (TORe): TORe is a procedure used to tighten the opening (outlet) of a gastric bypass pouch for patients who have regained weight after surgery.