Hemorrhoids Center - Ontario, CA
Ontario Gastroenterologist Doctors for HemorrhoidsType of Physician: Gastroenterologist What is a Gastroenterologist? A subspecialty certification by the Board of Internal Medicine; practitioners focus on the stomach, intestines, colon, liver, and gallbladder (digestive organs). The gastroenterologist treats conditions such as abdominal pain, ulcers, diarrhea, cancer, and jaundice and they consult with surgeons when abdominal operations are indicated. Specialty: Gastroenterology Common Name: GI Doctor Gastroenterologist Doctors in Ontario *![]() Chuang T Hung MD ![]() John J Kim MD ![]() Sudhir K Reddy MD ![]() Dwaraknath Reddy, MD ![]() Kevin Jenkins DO ![]() Umesh Shah MD ![]() Krishan K Malhotra MD ![]() Jason H Shin MD ![]() Valley Gastroenterology Consultants ![]() Valley Gastroenterology Consultants ![]() Molinari Politoske & Roy MDs ![]() Molinari Politoske & Roy MDs ![]() Molinari Politoske & Roy MDs ![]() George Ferenczi MD ![]() Shahnawaz Jaffer MD ![]() Rakesh Chopra MD ![]() Magan Medical Clinic ![]() Rakesh Chopra MD ![]() St Jude Heritage Medical Group Yorba Linda ![]() The Internal Medical Group ![]() The Internal Medical Group ![]() The Internal Medical Group ![]() Manmohan Kumar MD ![]() Galen Huang MD ![]() Vinod Mishra MD FACG ![]() Benjamin Chung MD ![]() Ravi Thiruvengadam MD ![]() Garde Patel & Chen MDs ![]() Garde Patel & Chen MDs ![]() Garde Patel & Chen MDs ![]() Internal Medicine Specialists Medical Groups ![]() Internal Medicine Specialists Medical Groups ![]() Mumtaz Akram MD ![]() Suresht Paul Sharma MD ![]() Ching-Hsiu Chen MD ![]() Ching-Hsiu Chen MD ![]() Suresht Paul Sharma MD ![]() Suresht Paul Sharma MD ![]() Mark Li MD ![]() Rangarao Panguluri MD ![]() City of Hope National Medical Center Gastroenterology ![]() City of Hope National Medical Center Gastroenterology ![]() Associated Gastroenterology Medical Group ![]() Associated Gastroenterology Medical Group ![]() Associated Gastroenterology Medical Group ![]() St Jude Heritage Medical Sunnycrest ![]() St Jude Heritage Medical Sunnycrest ![]() St Jude Heritage Medical Sunnycrest ![]() St Jude Heritage Medical Sunnycrest ![]() St Jude Heritage Medical Group Bastanchury ![]() Kenny Su MD ![]() Shang Cheng Wu MD ![]() Roque Hung & Yu Digestive Diseases ![]() Roque Hung & Yu Digestive Diseases ![]() Roque Hung & Yu Digestive Diseases ![]() La Veta Gastoenterology ![]() La Veta Gastoenterology ![]() La Veta Gastoenterology ![]() Harold Maizel MD ![]() La Veta Gastoenterology ![]() La Veta Gastoenterology ![]() David B Stanton MD & Associates ![]() David B Stanton MD & Associates ![]() Jeffrey M Shapiro MD ![]() David B Stanton MD & Associates ![]() Associated Gastroenterology Medical Group ![]() Carlos Saad MD ![]() Madhukar Jigjinni MD ![]() Ravindra Alapati MD ![]() Ashok Amin MD ![]() Ambika Bali MD ![]() Syam P Gaddam MD ![]() UCI Medical Group Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Irvine Medical Center Gastroenterology ![]() UCI Medical Group Gastroenterology ![]() UCI Irvine Medical Center Gastroenterology ![]() J Robert Evans MD ![]() Neal M Shindel MD ![]() San Bernardino Medical Group ![]() LLUHC Gastroenterology & Hepatology ![]() LLUHC Gastroenterology & Hepatology ![]() LLUHC Gastroenterology & Hepatology ![]() LLUHC Gastroenterology & Hepatology ![]() LLUHC Gastroenterology & Hepatology ![]() LLUHC Gastroenterology & Hepatology ![]() Quang Phan MD ![]() Fountain Valley Cardiology ![]() Kenneth Yamashiro MD ![]() Abdul Alaama MD ![]() LLUHC Transplant Hepatology ![]() Yogendra Patel MD ![]() Hanson T Lee Inc ![]() Jay Noble MD ![]() Chester D Zahn MD ![]() The Office of Dr Stanisai Ontario, CaliforniaUpcoming Local Events2012-05-28
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HemorrhoidsRead the Hemorrhoids article » What are hemorrhoids?A precise definition of hemorrhoids does not exist, but they can be described as masses or clumps ("cushions") of tissue within the anal canal that contain blood vessels and the surrounding, supporting tissue made up of muscle and elastic fibers. The anal canal is the last four centimeters through which stool passes as it goes from the rectum to the outside world. The anus is the opening of the anal canal to the outside world. Although most people think hemorrhoids are abnormal, they are present in everyone. It is only when the hemorrhoidal cushions enlarge that hemorrhoids can cause problems and be considered abnormal or a disease. Prevalence of hemorrhoids Although hemorrhoids occur in everyone, they become large and cause problems in only 4% of the general population. Hemorrhoids that cause problems are found equally in men and women, and their prevalence peaks between 45 and 65 years of age. Anatomy of hemorrhoids The arteries supplying blood to the anal canal descend into the canal from the rectum above and form a rich network of arteries that communicate with each other around the anal canal. Because of this rich network of arteries, hemorrhoidal blood vessels have a ready supply of arterial blood. This explains why bleeding from hemorrhoids is bright red (arterial blood) rather than dark red (venous blood), and why bleeding from hemorrhoids occasionally can be severe. The blood vessels that supply the hemorrhoidal vessels pass through the supporting tissue of the hemorrhoidal cushions. The anal veins drain blood away from the anal canal and the hemorrhoids. These veins drain in two directions. The first direction is upwards into the rectum, and the second is downwards beneath the skin surrounding the anus. The dentate line is a line within the anal canal that denotes the transition from anal skin (anoderm) to the lining of ... Recommended Reading Related to HemorrhoidsWhat is constipation?Constipation is a condition that is characterized by infrequent bowel movements that are painful or difficult, or stools that are hard in consistency. Infrequent bowel movements alone are not a reliable indicator of constipation because bowel frequency can vary between three times a day to once a week among normal individuals. Hard stools that are difficult to pass or infrequent stools accompanied by abdominal pain, back pain, and abdominal bloating define constipation.
What are the causes of constipation?There are many causes of constipation including:
Other Related Hemorrhoids ArticlesEmergency Contact for Ontario
Nearby Ontario Hospitals *![]() Kindred Hospital Ontario ![]() San Antonio Community Hospital ![]() Montclair Hospital Medical Center ![]() Chino Valley Medical Center ![]() Rancho Specialty Hospital ![]() Casa Colina Centers for Rehabilitation ![]() Pomona Valley Hospital Medical Center ![]() San Dimas Community Hospital ![]() Kaiser Permanente Fontana Medical Center ![]() Aurora Charter Oak Hospital ![]() East Valley Hospital Medical Center ![]() Foothill Presbyterian Hospital ![]() Corona Regional Medical Center ![]() Citrus Valley Medical Center Inter Community Campus ![]() Kaiser Permanente Riverside Medical Center ![]() Corona Regional Medical Center Rehabilitation ![]() Parkview Community Hospital Medical Center ![]() Kindred Hospital San Gabriel Valley ![]() Riverside Community Hospital ![]() Placentia-Linda Hospital ![]() Kindred Hospital Brea ![]() Arrowhead Regional Medical Center ![]() Citrus Valley Medical Center Queen of the Valley Campus ![]() Doctor's Hospital West Covina ![]() Kaiser Permanente Anaheim Medical Center ![]() Vista Specialty Hospital of San Gabriel Valley ![]() Robert H Ballard Rehabilitation Hospital ![]() City of Hope National Medical Center ![]() Community Hospital of San Bernardino ![]() Kaiser Permanente Medical Center Baldwin Park ![]() St Jude Medical Center ![]() St Bernardine Medical Center ![]() Chapman Medical Center ![]() Whittier Hospital Medical Center ![]() Anaheim Regional Medical Center ![]() Loma Linda University Children's Hospital ![]() Loma Linda University Medical Center ![]() HealthBridge Children's Rehabilitation Hospital ![]() Western Medical Center Anaheim ![]() Greater El Monte Community Hospital ![]() VA Loma Linda Healthcare System ![]() Loma Linda University Medical Center East Campus ![]() Methodist Hospital ![]() St Joseph Hospital ![]() Children's Hospital Orange County ![]() Kindred Hospital La Mirada ![]() University Of California Irvine Medical Center ![]() Presbyterian Intercommunity Hospital ![]() BHC Alhambra Hospital ![]() Western Medical Center Santa Ana ![]() HEALTHSOUTH Tustin Rehabilitation Hospital ![]() Loma Linda University Behavioral Medicine Center ![]() Garden Grove Hospital & Medical Center ![]() Kindred Hospital Santa Ana ![]() Tustin Hospital & Medical Center ![]() Redlands Community Hospital ![]() Metropolitan State Hospital ![]() Aurora Las Encinas Hospital ![]() West Anaheim Medical Center ![]() Beverly Hospital ![]() Norwalk Community Hospital ![]() City of Angels Medical Center Ingleside Campus ![]() San Gabriel Valley Medical Center ![]() Anaheim General Hospital ![]() La Palma Intercommunity Hospital ![]() Garfield Medical Center ![]() Patton State Hospital ![]() Coast Plaza Doctors Hospital ![]() Coastal Communities Hospital ![]() Riverside County Regional Medical Center ![]() Monterey Park Hospital ![]() Alhambra Hospital Medical Center ![]() Kindred Hospital Westminster ![]() College Hospital Cerritos ![]() Kaiser Permanente Orange County Irvine Medical Center Featured Articles*Provider Directory Terms of Use: The WebMD 'Provider Directory' is provided by WebMD for use by the general public as a quick reference of information about Providers. The Provider Directory is not intended as a tool for verifying the credentials, qualifications, or abilities of any Provider contained therein. Inclusion in the Provider Directory does not imply recommendation or endorsement nor does omission in the Provider Directory imply WebMD disapproval. |






































































































