You know if you have Crohn's by recognizing symptoms like persistent diarrhea, belly pain, fatigue, weight loss, and blood in stool, but a doctor's diagnosis is essential, involving blood/stool tests (calprotectin), endoscopy (colonoscopy/gastroscopy with biopsy), and imaging (CT/MRI) to confirm inflammation and rule out other conditions like infections or IBS, as symptoms vary and can mimic other issues.
Common Crohn's disease signs and symptoms include:
How Crohn's disease is diagnosed
Intestinal conditions mimicking Crohn's disease
Symptoms
Abnormal immune reaction
One cause of Crohn's disease may be an abnormal reaction of your body's immune system, which happens when your immune system attacks bacteria that tend to live in your intestines. This immune system response causes inflammation in the digestive tract, leading to Crohn's disease.
Trigger foods:
Ulcerative colitis and Crohn's disease are the two main forms of inflammatory bowel diseases. They are both conditions characterized by chronic inflammation of the digestive tract.
The main difference between the two is where they affect the intestines. Ulcerative colitis only involves the colon. Crohn's disease can affect any part of the GI tract—starting in the mouth and going through the esophagus, stomach, the small intestine, and sometimes the colon.
You use a home test kit, called faecal immunochemical test (FIT), to collect a small sample of poo and send it to a lab. The lab then checks for hidden blood in your poo. If blood shows up in your poo in the FIT test, this may be due to your Crohn's or Colitis, rather than another condition, such as bowel cancer.
Mild Crohn's disease: This typically occurs in 20% to 30% of people with Crohn's. Symptoms and disease activity are mild (you don't require hospitalization) and there are no complications, according to the journal Current Gastroenterology Reports. Symptoms typically include abdominal pain and diarrhea.
The best treatment for Crohn's disease involves a personalized approach, often combining medications (anti-inflammatories, immunosuppressants, biologics), dietary changes (Exclusive Enteral Nutrition for kids/adults), and sometimes surgery, to control inflammation, relieve symptoms, and prevent complications like fistulas or strictures, with biologics and immunomodulators often used for moderate to severe cases to achieve long-term remission.
Getting diagnosed with Crohn's
Your healthcare provider will likely perform a physical exam, ask about your family medical history, and use a combination of testing methods to make a diagnosis. It may include lab tests of your blood and stool. Imaging and endoscopic procedures also provide important information.
The pain is most commonly associated with Crohn's affecting the small intestine, though cramping of all kinds can occur no matter what part of your GI is inflamed. Many patients will experience abdominal pain on the lower right side of their abdomen or around their navel, typically occurring 1 to 2 hours after eating.
The disease can occur at any age, but Crohn's disease is most prevalent in adolescents and adults between the ages of 15 and 35. Diet and stress may aggravate Crohn's disease, but do not cause the disease. Recent research suggests hereditary, genetic, and environmental factors contribute to Crohn's disease development.
Early Signs of Crohn's Disease
Crohn's Disease does not fully go away in a curative sense but it can enter into periods of remission where the IBD is in deep remission and even not noticeable for some. There are also nutrition strategies that can help reduce risk of flare-ups all together and treat current flares.
We don't yet know what causes flare-ups, but possible triggers include:
Like Crohn's, microscopic colitis is an inflammatory disease that affects the gut. Microscopic colitis causes inflammation of the inner lining of the colon, leading to symptoms like chronic diarrhea. The causes of microscopic colitis are linked to genetic changes and abnormal immune reactions.
Crohn's disease is a long-term condition that causes inflammation in the digestive tract. It is one of the main types of inflammatory bowel disease. Crohn's can affect people at any age, but is most commonly diagnosed in older children, teenagers and young adults — especially between the ages of 15 and 35.
Crohn's disease is when the lining of your gastrointestinal (GI) tract becomes inflamed. Diverticulitis is when pouches in your large intestine become inflamed or infected.
5 foods to avoid with Crohn's disease.
Treatments for Crohn's Disease Flare-ups
Key Takeaways. Seek urgent care if you have symptoms like severe abdominal pain, blood in your stool, or a high fever. Missing medication or taking NSAIDs can trigger a Crohn's flare.