What are the signs of intestinal inflammation in ulcerative colitis?
The main signs of intestinal inflammation in ulcerative colitis are diarrhea with blood or mucus, an urgent need to have a bowel movement, more frequent bowel movements including at night, cramping lower abdominal pain, and a feeling of incomplete emptying. As inflammation increases, people may also notice fatigue, poor appetite, weight loss, fever and signs of anemia such as paleness and shortness of breath with activity.
Ulcerative colitis inflames the inner lining of the colon, starting in the rectum. The inflamed lining bleeds easily, absorbs less water and becomes very sensitive, which explains the bleeding, loose stools and urgency. The more of the colon that is inflamed, and the more intense the inflammation, the more symptoms you are likely to feel.
Where signs of UC inflammation show up
- In the bowelBloody or mucus-filled diarrhea, urgency, night-time bowel movements and cramping.
- In the whole bodyFatigue, fever, weight loss and anemia from blood loss and inflammation.
- Outside the gutJoint pain, skin sores, eye redness and, rarely, liver inflammation.
What are the early signs of a UC flare?
Early signs of an ulcerative colitis flare often include a gradual increase in the number of bowel movements, looser stools, new streaks of blood or mucus, a stronger or more sudden urge to go, waking at night to use the bathroom, and mild cramping. Some people notice tiredness or reduced appetite first. Calling your gastroenterologist at these early signs often allows treatment to be adjusted before the flare becomes severe.
- More bowel movements than your usual baseline
- New or increased blood or mucus in the stool
- Urgency or accidents
- Waking at night to have a bowel movement
- Cramping, fatigue or loss of appetite
How do doctors grade the severity of UC inflammation?
Doctors grade ulcerative colitis inflammation by the number of bowel movements, the amount of blood, whether there are body-wide signs such as fever, a fast heart rate or anemia, and what the colon looks like on colonoscopy. Mild disease usually means fewer than four bowel movements a day with occasional blood. Severe disease generally means six or more bloody bowel movements a day plus signs such as fever, a rapid pulse or anemia, which often needs hospital care.
| Activity | Bowel movements and bleeding | Body-wide signs |
|---|---|---|
| Remission | Normal or near-normal stools, no blood | None |
| Mild | Fewer than 4 a day, occasional blood | Usually none |
| Moderate | 4 to 6 a day, frequent blood | Mild fatigue or anemia |
| Severe | 6 or more bloody stools a day | Fever, fast pulse, anemia or weight loss |
This is a general guide only. Your gastroenterologist uses your symptoms, exam, labs and colonoscopy findings together to judge activity.
What are signs of UC inflammation outside the gut?
Ulcerative colitis can cause inflammation outside the intestine. Signs include joint pain or swelling, low back stiffness, red or painful eyes, tender red bumps or sores on the skin, mouth sores, and, less commonly, liver or bile duct inflammation called primary sclerosing cholangitis. Some of these flare along with the colitis, while others follow their own course, so mention any new joint, eye or skin symptoms to your doctor.
Have symptoms like these?
Dr. Muhammad Ali Khan, a board-certified gastroenterologist and hepatologist, sees adults at our Katy and Cypress offices, serving patients across Greater Houston.
How is intestinal inflammation measured?
Intestinal inflammation in ulcerative colitis is measured with stool and blood tests and with colonoscopy. Fecal calprotectin, a stool test, rises when the colon is inflamed and is useful for tracking flares. Blood tests check C-reactive protein (CRP), hemoglobin for anemia, albumin and iron levels. Colonoscopy or flexible sigmoidoscopy shows the lining directly, and biopsies confirm the degree of inflammation and look for precancerous changes.
Tools doctors use to track UC inflammation
- Your symptom logBowel movement count, blood, urgency and night-time symptoms.
- Stool testsFecal calprotectin for inflammation; infection tests during a flare.
- Blood testsCRP, blood count, iron and albumin.
- EndoscopyColonoscopy or sigmoidoscopy to see healing and take biopsies.
Learn more about the role of colonoscopy in ulcerative colitis.
What can trigger a UC flare?
Common triggers of an ulcerative colitis flare include missing or stopping maintenance medicine, intestinal infections such as C. difficile, anti-inflammatory pain relievers like ibuprofen and naproxen, and sometimes antibiotics. Stress and certain foods do not cause UC but can worsen symptoms for some people. Because an infection can mimic a flare, stool testing is often done before treatment is increased.
Tip: Know your baseline
Keep a simple record of your usual number of bowel movements on a good day. A rise of even two or three a day, or new blood, is easier to spot and report early when you know your baseline.
When are UC symptoms an emergency?
Ulcerative colitis symptoms are an emergency when you have six or more bloody bowel movements a day with fever or a fast heartbeat, heavy bleeding or passing clots, severe abdominal pain, a swollen or hard belly, dizziness or fainting, or signs of dehydration. These can signal a severe flare or a complication such as toxic megacolon, which needs immediate hospital care.
Go to the emergency room for
- Six or more bloody stools a day with fever or a racing heartbeat
- Heavy rectal bleeding or passing clots
- Severe abdominal pain or a swollen, tender belly
- Dizziness, fainting or very little urine
- Inability to keep fluids down
Get answers instead of guessing
Request a visit with Dr. Muhammad Ali Khan at our Katy and Cypress offices. Call the office to check your insurance coverage; self-pay options are available.
How is intestinal inflammation in UC treated?
Intestinal inflammation in ulcerative colitis is treated with medicines chosen by the extent and severity of disease: aminosalicylates such as mesalamine taken by mouth or rectally, short courses of corticosteroids for flares, and immune-modifying, biologic or small-molecule medicines for moderate to severe disease. The goal is to control symptoms and heal the colon lining. Surgery is an option when medicines do not work or complications develop.
Dr. Muhammad Ali Khan, a board-certified gastroenterologist and hepatologist, manages ulcerative colitis for adults at the Katy and Cypress offices. Learn more about ulcerative colitis care in Katy and Cypress and ulcers in the large intestine.
Key takeaways
- Signs of intestinal inflammation in ulcerative colitis include bloody or mucus-filled diarrhea, urgency, night-time bowel movements and cramping.
- Fatigue, weight loss, fever and anemia suggest more significant inflammation.
- UC can also inflame the joints, skin, eyes and, rarely, the bile ducts.
- Fecal calprotectin, blood tests and colonoscopy measure inflammation and guide treatment.
- Six or more bloody stools a day with fever or a fast heartbeat needs emergency care.
Frequently asked questions
Can you have intestinal inflammation without symptoms?
Yes. Some people with ulcerative colitis feel well while inflammation is still present in the colon. That is why doctors use stool tests such as calprotectin and colonoscopy to confirm the lining is healing.
What does a UC flare feel like?
A flare often feels like frequent, urgent, loose bowel movements with blood or mucus, cramping, and tiredness. Some people also notice joint aches or poor appetite.
How long does a UC flare last?
Flares can last from days to weeks. Early treatment adjustments often shorten them, so contact your gastroenterologist when symptoms start.
Is fecal calprotectin accurate for ulcerative colitis?
Fecal calprotectin is a reliable marker of colon inflammation and is widely used to monitor ulcerative colitis, though it can also rise with infections and some medicines. Doctors interpret it alongside symptoms and other tests.
Can diet reduce inflammation in ulcerative colitis?
Diet does not replace medicine, but some people feel better during flares with lower-fiber, softer foods and by avoiding foods that clearly worsen symptoms. A dietitian can help ensure good nutrition.
Do I need a referral to see a gastroenterologist in Katy or Cypress?
It depends on your insurance plan. Call (346) 340-4414 and the team can help you check.
Sources
- NIDDK — Symptoms and causes of ulcerative colitis
- NIDDK — Treatment for ulcerative colitis
- NIDDK — Diagnosis of ulcerative colitis
- MedlinePlus — Ulcerative colitis
- American College of Gastroenterology — Ulcerative colitis
Where to be seen in Katy and Cypress
United Gastroenterology Associates has two offices: Katy, at 23920 Katy Freeway, Suite 555, next to Memorial Hermann Katy Hospital, and Cypress, at 21216 Northwest Freeway, Suite 640, on US-290. Both are open Monday through Friday, 8:30 AM to 5:00 PM, closed for lunch from 12:00 to 1:30 PM, and serve patients from Fulshear, Richmond and across Greater Houston. Call (346) 340-4414 for either office.
Katy office
23920 Katy Freeway, Suite 555
Katy, TX 77494
Memorial Hermann Medical Plaza 1
Next steps
If you are dealing with intestinal inflammation ulcerative colitis or any ongoing digestive concern, a focused evaluation can find the cause and start the right treatment. Dr. Muhammad Ali Khan and the team at United Gastroenterology Associates see adults from Katy, Cypress, Fulshear, Richmond, Greater Houston and across Texas. Call (346) 340-4414 or request an appointment today.
If you have severe pain, vomit blood, pass black stools or have chest pain, call 911 or go to the nearest emergency room.
