Abhinav Sankineni, MD| Gastroenterology | MedStar Health
About me
Abhinav Sankineni MD, MPH, is a highlycompetent and specialized gastroenterologist at MedStar Health. He is dedicated to providing high-quality, patient-centered care for those diagnosed with gastrointestinal disorders. In his daily work, Dr. Sankineni strives to improve health outcomes and promote preventive healthcare measures in the community. Dr. Sankineni offers various diagnostic and therapeutic procedures, including:
- ERCP (Endoscopic Retrograde Cholangiopancreatography)
- Endoscopic Ultrasound (EUS)
- Esophageal Manometry
- Esophageal Wireless pH Monitoring
- Esophageal and Biliary Stenting
- Enteral Stenting
- Radiofrequency Ablation (RFA)
- Endoscopic Mucosal Resection (EMR)
- Cryoablation
In addition to his medical education at the Kamineni Institute of Medical Sciences in Telangana, India, and his clinical training at both Abington Memorial Hospital and Temple University Hospital, Dr. Sankineni holds a master’s degree in public health from West Virginia University. This underscores his commitment to public health issues and the application of preventive healthcare measures.
Philosophy of Care
“Gastroenterology is a complex field, and it’s important that we tailor care to address the specific needs of each patient. I offer a very diverse range of diagnostic and therapeutic procedures, with a goal to help each patient overcome his or her challenges and maximize their quality of life.”
Clinical areas of focus
- Abdominal Pain
- Colonoscopy
- Constipation
- Dysphagia
- Endoscopy With Biopsy
- Enteroscopy
- Gastroenteritis
- Hemorrhoids
- Hysteroscopic Polyp Resection
- Intestinal Dysmotility
- Transrectal Ultrasound
- Upper Gi Endoscopy
Conditions and procedures
Conditions I treat
- Abdominal Cramping
- Abdominal Pain
- Abnormal Body Structure Imaging
- Abnormal Stool
- Achalasia
- Acute Cholecystitis
- Acute Pancreatitis
- Alimentary Tract Foreign Body
- Altered Bowel Habits
- Anal Cancer
- Anal Fissures
- Anoscopy
- Anus And Rectum Diseases
- Aphagia
- Aphagia And Dysphagia
- Appendiceal Cancer
- Ascites
- Autoimmune Hepatitis
- Benign Neoplasm Of Colon, Rectum, Anus And Anal Canal
- Benign Neoplasm Of Digestive System
- Benign Tumor
- Bile Duct Cancer
- Biliary Tract Disease
- Blood In Stool
- Bowel Obstruction
- Cancer Of The Appendix
- Candidiasis
- Celiac Disease
- Choledocholithiasis
- Colitis
- Colon Cancer
- Colon Disease
- Colon Polyps
- Colon Stricture
- Colorectal Malignancy
- Complications Of Cardiac And Vascular Prosthetic Devices
- Congenital Malformations Of Digestive System
- Congenital Malformations Of Esophagus
- Congenital Malformations Of Gallbladder, Bile Ducts And Liver
- Congenital Malformations Of Intestine
- Congenital Malformations Of Peripheral Vascular System
- Congenital Malformations Of Upper Alimentary Tract
- Constipation
- Crohn's Disease
- Crohn's Disease [Regional Enteritis]
- Cutaneous Abscess
- Cystoscopy
- Diaphragmatic Hernia
- Digestive System Complications
- Digestive System Diseases
- Digestive System Symptoms
- Diseases Of Esophagus
- Diseases Of Stomach And Duodenum
- Diverticular Disease
- Duodenal Ulcer
- Duodenitis
- Dysphagia
- Epigastric Pain
- Esophageal Cancer
- Esophageal Stricture
- Esophagitis
- External Hemorrhoids
- Family History Of Malignant Neoplasm
- Family History Of Specific Disorders
- Flatulence
- Functional Intestinal Disorders
- Gallbladder Cancer
- Gastric Cancer
- Gastric Varices
- Gastritis
- Gastroenteritis
- Gastroesophageal Reflux Disease
- Gastroesophageal Reflux Disease (GERD) In Children
- Gastrointestinal Stromal Tumor (GIST)
- General Symptoms
- Genetic Susceptibility To Disease
- H. Pylori Infection
- Helicobacter Pylori
- Hemangioma
- Hemorrhoids
- Hemorrhoids And Perianal Venous Thrombosis
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hepatomegaly
- Hepatomegaly And Splenomegaly
- Inflammatory Bowel Disease
- Inflammatory Bowel Disease (IBD) With Infection
- Intestinal Dysmotility
- Intestinal Infections
- Irritable Bowel Syndrome
- Jaundice
- Liver Cancer
- Liver Cirrhosis
- Liver Enzyme Abnormalities
- Malabsorption
- Malignant Neuroendocrine Tumors
- Melena
- Myocarditis
- Nausea
- Noninfective Gastroenteritis
- Ovarian Cysts And Benign Neoplasms
- Pancreas Cancer
- Pancreatic Diseases
- Pancreatitis
- Paralytic Ileus And Intestinal Obstruction
- Perianal Fistula
- Perianal Itching
- Perianal Pain
- Peripheral Vascular Disease Of The Intestines
- Personal History Of Diseases And Conditions
- Phakomatoses
- Polycystic Liver Disease
- Portal Hypertension
- Postoperative Ileus
- Postprandial Diarrhea
- Rectal Cancer
- Small Intestine Cancer
- Spinal Stenosis
- Splenectomy
- Splenic Diseases
- Stomach Cancer
- Stomach Cramps
- Swallowing Disorders
- Ulcerative Colitis
- Vascular Disorders Of Intestine
- Viral Hepatitis
- Vomiting
- Zollinger
Procedures I perform
- Anxiety Management
- Ascending Colectomy
- Biopsy Of Tongue
- Bladder Inspection
- Bowel Resection
- Colonoscopy
- Colonoscopy Through Stoma
- Colonoscopy With Injection
- Colostomy
- Descending Colectomy
- Dialysis
- Dilation Of Common Hepatic Duct
- Dilation Of Common Hepatic Duct With Stent
- Dilation Of Esophagus
- Drainage Of Bladder
- Duodenum Destruction
- EGD With Dilation
- Endoscopic Biliary Ductal System Catheterization
- Endoscopic Diagnostic Common Bile Duct Excision
- Endoscopic Diagnostic Common Hepatic Duct Excision
- Endoscopic Diagnostic Pancreas Drainage
- Endoscopic Mucosal Resection
- Endoscopic Pancreatic Ductal System Catheterization
- Endoscopic Retrograde Cholangiopancreatography
- Endoscopic Retrograde Cholangiopancreatography With Biopsy
- Endoscopic Retrograde Cholangiopancreatography With Calculi Destruction
- Endoscopic Retrograde Cholangiopancreatography With Calculi Removal
- Endoscopic Retrograde Cholangiopancreatography With Papilla Cannulation
- Endoscopic Stomach Feeding Device Insertion
- Endoscopic Ureteral Stricture Treatment With Laser
- Endoscopy With Biopsy
- Enteroscopy
- Enteroscopy With Bleeding Control
- Ercp With Balloon Dilation
- Esophageal Debridement
- Esophageal Dilation
- Esophagectomy
- Excision Of Ampulla Of Vater
- Excision Of Cecum
- Excision Of Colon
- Excision Of Duodenum
- Excision Of Esophagus
- Excision Of Ileum
- Excision Of Jejunum
- Excision Of Pancreas
- Excision Of Small Intestine
- Excision Of Stomach
- Excision Of Stomach Pylorus
- Extirpation Of Common Hepatic Duct
- Extirpation Of Gallbladder
- Extraction Of Common Hepatic Duct
- Extraction Of Pancreas
- Flexible Colonoscopy With Biopsy
- Flexible Sigmoidoscopy With Biopsy
- Fluoroscopy Of Bile Ducts
- Fluoroscopy Of Stomach
- Gastric Stenting
- Gastric Switch
- Gastroesophageal Reflux Disease
- Gastroesophageal Reflux Test
- Gastrointestinal Motility Study
- Gastrointestinal Tube Placement
- Helicobacter Pylori Stool Test
- Hepatectomy
- Hepatobiliary Duct Inspection
- Hysteroscopic Polyp Resection
- Ileocecal Resection
- Iliopopliteal Bypass
- Incision And Drainage Of Abscess
- Inflammatory Bowel Disease
- Insulin Injection
- Intrahepatic Cholangiogram
- Laparoscopic Small Bowel Resection
- Laparoscopic Splenectomy
- Lower Esophagus Excision
- Lower Gi Endoscopy
- Lower Gi Therapeutic Substance Introduction
- Magnetic Resonance Imaging (MRI)
- Middle Esophagus Restriction
- Neobladder Creation
- Neonatal Abdominal Paracentesis
- Operative Endoscopy
- Percutaneous Cholecystostomy
- Percutaneous Tumor Chemoembolization
- Rectal Excision
- Rectal Stricture Dilation
- Retrograde Cholangiopancreatography
- Rigid Esophagoscopy With Balloon Dilation
- Sclerotherapy Of Esophageal Varices
- Secretin Stimulation Test
- Sigmoid Colectomy
- Sigmoidoscopy With Biopsy
- Sigmoidoscopy With Foreign Body Removal
- Small Intestine Cancer Surgery
- Stent Placement
- Stomach Drainage
- Subtotal Colectomy
- Thyroid Ultrasound With Doppler
- Total Colectomy
- Transhepatic Cholangiogram
- Transrectal Ultrasound
- Transverse Colectomy
- Tube Gastrostomy
- Ultrasonography Of Gastrointestinal Tract
- Unlisted Small Intestine Procedure
- Upper Esophagus Dilation, Endoscopic
- Upper Gi Endoscopy
- Ureterosigmoidostomy
- Urinary Tract Obstruction Treatment
- Urologic Imaging
- Venous Access Device Removal
- Zenker's Diverticulectomy
Insurance
MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.
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List of insurance plans we accept
- Cigna TotalCare (HMO D-SNP)
- Mamsi Life & Health (Indem./PPO)
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- IH-Open HMO
- Coventry Health Care National Network PPO
- Medicare FFS
- TRICARE East Prime
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- United Healthcare Community Plan - VA Medicaid MCO
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- HealthyBlue PPO
- CareFirst Dual Prime HMO-SNP
- Kaiser Permanente Select Cardiac Global
- Kaiser Permanente HMO Plus and DHMO Plus Member
- MedStar Family Choice DC Healthy Families
- TRICARE East Select
- OCI Direct (HMO)
- IH-Open EPO Plus
- CareFirst Group Medicare Advantage
- Kaiser Permanente Flexible Choice 3-tier POS
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- CareFirst MedStar PPO
- Cigna Alliance Medicare (HMO)
- Johns Hopkins Advantage MD PLUS PPO
- Optima Family Care MCO - VA Medicaid MCO
- Select HMO/HealthFund/Health Network
- UnitedHealthcare Individual Exchange Plans
- IH-EPO Plus
- CIGNA PPO
- Anthem BCBS Medi Blue Plus
- Anthem Federal Employee Program Basic
- Kaiser Permanente Signature
- AmeriHealth Caritas DC Healthy Families
- Cigna Preferred Medicare (HMO)
- POS OA
- Choice Care Network/HUMANA (PPO)
- Network OA
- Advantra Platinum (PPO)
- Aetna Worker's Compensation Network
- Options PPO Cardiac Global
- Beech Street PPO
- Cigna Achieve Medicare (HMO C-SNP)
- Aetna Classic 5000
- United Healthcare Choice Cardiac Global
- Aetna Classic 5000PD
- Humana Medicare Advantage - PPO
- TRICARE for Life East
- Aetna Student Health Insurance
- Private Fee-for-Service Plans (PFFS)
- United Healthcare Select HMO - EPO/NPP
- Choice POS II
- Optimum Choice Preferred (POS)
- UnitedHealthcare Individual Exchange Plans
- AMERIVANTAGE/Amerigroup Community Care
- Tricare Reserve Select
- Kaiser Permanente Select - Added Choice
- Choice Fund PPO
- Medicare Direct
- Magellan Complete Care of VA - VA Medicaid MCO
- Aetna Advantage 6350
- IH-POS Plus
- Aetna Classic 3500
- Alterwood Advanatge HMO & DSNP Plans
- IH-Open HMO Option
- United Healthcare Choice Plus Cardiac Global
- Cigna True Choice Plus Medicare (PPO)
- Core Essential (HMO)
- CareFirst Community Health Plan of MD
- Medicare Advantage - Advantra Value (PPO)
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Kaiser Maryland Medicaid MCO
- Cigna True Choice Medicare (PPO)
- CareFirst Maryland Point of Service Plan
- CareFirst EPO
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Kaiser Permanente Medicare Plus
- IH-Open POS II
- MedStar Family Choice DC Healthcare Alliance
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Healthy Blue (HMO, POS)
- Mamsi Life & Health (Indem./PPO)
- HumanaChoice Honor's plan PPO
- Anthem BCBS Medi Blue Dual Adv
- Humana Medicare Advantage - HMO Open Access
- Aetna Medicare Advantage PFFS Plan
- BlueChoice Open Access
- Aetna VA Exchange
- Coventry Health Care of Virginia
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- WellPoint Maryland - Maryland Health Choice
- CIGNA SureFit (HMO)
- Great-West Healthcare POS/CIGNA
- Amerigroup DC Alliance
- CareFirst Maryland Indemnity or PPO
- Private Health Care Systems (PPO)
- Kaiser Permanente Signature - Added Choice
- United Healthcare Choice Plus
- Employee Health Plan
- Blue Choice Advantage
- Coventry of Delaware HMO/PPO
- Maryland Physicians Care MCO
- AmeriHealth Caritas DC Healthcare Alliance
- Aetna Signature Administrator PPO/TPA
- United Healthcare Choice
- Choice POS II Open Access
- Erickson Advantage Plans
- UHC Passport
- IH-Network Only Plus
- Sentara Health
- United HealthCare Community Plan - Maryland Health Choice Program
- IH-Open POS Plus
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- CareFirst Blue Choice Opt Out Open Access
- Johns Hopkins Advantage MD HMO
- CareFirst (NCA) Indemnity
- Aetna Basic
- Amerigroup DC Healthy Families
- Navigate
- CareFirst BlueChoice HMO
- Humana Gold Plus HMO
- IH-Indemnity
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- M.D. IPA (HMO)
- Optimum Choice
- Aetna Better Health of MD
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Uniformed Services Family Health Plan
- Geisinger Medicare Advantage
- Kaiser Permanente Medicare Advantage Signature and Select
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- CIGNA Indemnity
- Priority Partners - Maryland Health Choice
- Aetna Advantage 5750
- MedStar Family Choice - Maryland Health Choice
- CareFirst Blue Preferred PPO
- United Medicare Private Fee-for-Service (PFFS) plans
- NYC Medicare Advantage Plus
- MedStar Family Choice DC Healthcare Alliance
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- Aetna HMO
- IH-HMO
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Aetna Medicare Advantage HMO & PPO Plans
- Aetna Open Choice (PPO)
- CareFirst Blue Card Program
- CareFirst MedStar Select PPO
- Health Services for Children with Special Needs
- IH-Open Network Only Plus
- CIGNA HMO Open Access
- UnitedHealthcare Medicare Adv. Special Needs Plans
- UnitedHealthcare and AARP Medicare Complete Plans
- CareFirst Federal Employee Program (Std. & Basic PPO)
- M.D. IPA Preferred (POS)
- MedStar Family Choice - Maryland Health Choice
- Jai Medical Systems - Maryland Health Choice
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- Aetna Traditional Choice (PPO)
- Kaiser Permanente Select
- United Student Resources
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- CareFirst Administrators
- United Healthcare Select Plus (POS)
- MultiPlan, Inc
- HumanaChoice PPO
- Johns Hopkins Advantage MD PPO
- IH-POS
- CIGNA POS/Network POS
- Aetna Managed Choice (POS)
- Aetna Advantage 6350PD
- Aetna Elect Choice/ Open Access (POS)
- Police and Fire Clinic
- First Health PPO
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- CIGNA EPO
- CIGNA Connect EPO
- CareFirst NASCO
- HighMark
- DC/MD SHOP QHP Small Business Plans
- CIGNA HMO & Network (HMO)
- Veterans Affairs Community Care Network
- Anthem BCBS Medi Blue SNP
- IH-PPO
- United Healthcare Navigate Cardiac Global
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Aetna Better Health of VA
- Aetna Managed Choice Open Access (POS)
- Aetna Premier 200PD
- Choice POS
- Anthem Federal Employee Program Standard
- Anthem BCBS of VA HealthKeepers (HMO)
- First Health PPO
- TriWest Healthcare Alliance
- Anthem BCBS of VA HealthKeepers Plus
- United Healthcare Options (PPO)
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- CIGNA PPO Plus
- Aetna Quality Point of Service (POS)
- Lasso Healthcare - Medicare Medical Savings Account
- CareFirst FEP Blue Focus
- OA Plus
Videos
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Fellowship: Temple University Hospital (2016)
Fellowship: Temple University Hospital (2015)
Fellowship: Temple University Hospital (2012)
Residency: Abington Memorial Hospital (2011)
Medical School: Kamineni Institute of Medical Sciences (2006)
Awards
- Baltimore Magazine, Top Doc, 2023, 2024
Hospital affiliations
News and publications
Heckert, J., Sankineni, A., Hughes, W. B., Harbison, S., & Parkman, H. (2015). Gastric electric stimulation for refractory gastroparesis: A prospective analysis of 151 patients at a single center. Digestive Diseases and Sciences, doi:10.1007/s10620-015-3837-z [doi]
Malik, Z., Sankineni, A., & Parkman, H. P. (2015). Assessing pyloric sphincter pathophysiology using EndoFLIP in patients with gastroparesis. Neurogastroenterology and Motility : The Official Journal of the European Gastrointestinal Motility Society, doi:10.1111/nmo.12522 [doi]
Maranki, J. L., Sankineni, A., Smith, M. S., Klebanov, N., Friedenberg, F. K., Haluszka, O., . . . Parkman, H. P. (2014). Tu1982 practice patterns in the treatment of achalasia: Results of a nationwide survey. Gastroenterology, 146(5), S-889.
Shin, G. H., Sankineni, A., & Parkman, H. P. (2014). Bolus retention in hiatal hernia identified by high-resolution esophageal manometry with impedance. Neurogastroenterology and Motility : The Official Journal of the European Gastrointestinal Motility Society, 26(5), 679-684. doi:10.1111/nmo.12312 [doi]
Keller, D. S., Parkman, H. P., Boucek, D. O., Sankineni, A., Meilahn, J. E., Gaughan, J. P., & Harbison, S. (2013). Surgical outcomes after gastric electric stimulator placement for refractory gastroparesis. Journal of Gastrointestinal Surgery, , 1-7.
Sankineni, A., Salieb, L., Harrison, M., Fisher, R. S., & Parkman, H. P. (2013). Slow esophageal propagation velocity: Association with dysphagia for solids. Neurogastroenterology & Motility, 25(1), e44-e51.
George, N. S., Sankineni, A., & Parkman, H. P. (2012). Small intestinal bacterial overgrowth in gastroparesis. Digestive Diseases and Sciences, , 1-8.
Friedenberg, F. K., Dadabhai, A., Palit, A., & Sankineni, A. (2012). The impact of functional constipation on quality of life of middle-aged black americans: A prospective caseΓÇôcontrol study. Quality of Life Research, 21(10), 1713-1717.
Friedenberg, F. K., Singh, M., George, N. S., Sankineni, A., & Shah, S. (2012). Prevalence and distribution of adenomas in black americans undergoing colorectal cancer screening. Digestive Diseases and Sciences, 57(2), 489-495.
Sachdeva, P., Pathikonda, M., Sankineni, A., Cassilly, D., Harrison, M. J., & Parkman, H. P. (2012). Sa1388 symptom recurrence after stopping proton pump inhibitors (PPIs) in patients undergoing esophageal pH monitoring:ΓÇ£the reverse therapeutic PPI trialΓÇ¥. Gastroenterology, 142(5), S-290.
Sankineni, A., George, N., Harrison, M., & Parkman, H. (2012). Multiple rapid swallows using high resolution esophageal manometry for motor disorders of the esophagus. Paper presented at the , 24 160-160.
Sankineni, A., & Friedenberg, F. K. (2010). M1528: Colorectal cancer screening in african americans 45-49 years old. Gastrointestinal Endoscopy, 71(5), AB245-AB246.
Malik, Z., Sankineni, A., & Parkman, H. P. (2015). Assessing pyloric sphincter pathophysiology using EndoFLIP in patients with gastroparesis. Neurogastroenterology and Motility : The Official Journal of the European Gastrointestinal Motility Society, doi:10.1111/nmo.12522 [doi]
Maranki, J. L., Sankineni, A., Smith, M. S., Klebanov, N., Friedenberg, F. K., Haluszka, O., . . . Parkman, H. P. (2014). Tu1982 practice patterns in the treatment of achalasia: Results of a nationwide survey. Gastroenterology, 146(5), S-889.
Shin, G. H., Sankineni, A., & Parkman, H. P. (2014). Bolus retention in hiatal hernia identified by high-resolution esophageal manometry with impedance. Neurogastroenterology and Motility : The Official Journal of the European Gastrointestinal Motility Society, 26(5), 679-684. doi:10.1111/nmo.12312 [doi]
Keller, D. S., Parkman, H. P., Boucek, D. O., Sankineni, A., Meilahn, J. E., Gaughan, J. P., & Harbison, S. (2013). Surgical outcomes after gastric electric stimulator placement for refractory gastroparesis. Journal of Gastrointestinal Surgery, , 1-7.
Sankineni, A., Salieb, L., Harrison, M., Fisher, R. S., & Parkman, H. P. (2013). Slow esophageal propagation velocity: Association with dysphagia for solids. Neurogastroenterology & Motility, 25(1), e44-e51.
George, N. S., Sankineni, A., & Parkman, H. P. (2012). Small intestinal bacterial overgrowth in gastroparesis. Digestive Diseases and Sciences, , 1-8.
Friedenberg, F. K., Dadabhai, A., Palit, A., & Sankineni, A. (2012). The impact of functional constipation on quality of life of middle-aged black americans: A prospective caseΓÇôcontrol study. Quality of Life Research, 21(10), 1713-1717.
Friedenberg, F. K., Singh, M., George, N. S., Sankineni, A., & Shah, S. (2012). Prevalence and distribution of adenomas in black americans undergoing colorectal cancer screening. Digestive Diseases and Sciences, 57(2), 489-495.
Sachdeva, P., Pathikonda, M., Sankineni, A., Cassilly, D., Harrison, M. J., & Parkman, H. P. (2012). Sa1388 symptom recurrence after stopping proton pump inhibitors (PPIs) in patients undergoing esophageal pH monitoring:ΓÇ£the reverse therapeutic PPI trialΓÇ¥. Gastroenterology, 142(5), S-290.
Sankineni, A., George, N., Harrison, M., & Parkman, H. (2012). Multiple rapid swallows using high resolution esophageal manometry for motor disorders of the esophagus. Paper presented at the , 24 160-160.
Sankineni, A., & Friedenberg, F. K. (2010). M1528: Colorectal cancer screening in african americans 45-49 years old. Gastrointestinal Endoscopy, 71(5), AB245-AB246.