News Latest Information

img-responsive

8 C Diff Symptoms You Should Know

C Diff Symptoms

If you can’t stay out of the bathroom and your stomach won’t settle down, you may feel worried. You might wonder if it’s just something you ate. But when diarrhea keeps coming back or gets worse, it could be more than a simple bug.

C Diff symptoms often begin after taking antibiotics. They can start quickly and become serious if they’re ignored. Knowing the signs early can help you get treatment and protect your health.

What Is C Diff?

Clostridioides difficile, called C Diff for short, is a type of bacteria that can infect the colon.

Some bacteria help your body digest food. Others, like C Diff, can make you sick. When C Diff grows too much in the colon, it causes swelling and diarrhea. The colon is part of your large intestine. It helps absorb water and form stool.

How Do You Get C Diff?

C Diff is most often linked to antibiotic use.

Antibiotics don’t just kill harmful bacteria. They also reduce the healthy bacteria in your gut that normally keep C Diff in check. When that balance is upset, C Diff can grow too fast. It releases toxins that cause diarrhea and swelling in the colon.

Infection is more likely after antibiotics. Your gut’s natural defenses are weaker during this time. That’s why C Diff is more common: During or shortly after antibiotic treatment

  • In hospitals or long-term care settings
  • After medical or surgical procedures

Is C Diff Contagious?

C Diff is hard to prevent because it forms spores. These spores are a resting form of the bacteria that can live on surfaces for a long time and spread easily. The spores:

  • Live on surfaces for long periods of time
  • Resist many common household cleaners
  • Spread through contaminated hands, shared bathrooms, or medical equipment

Germs from an infected person’s stool can get on hands or surfaces. If someone touches their mouth after that, they can get sick.

8 Symptoms of C Diff Infection

C Diff symptoms can develop quickly or build gradually over time. For some people, symptoms stay mild, but for others, they become more serious. Symptoms may begin during antibiotic use or appear weeks or even months after finishing antibiotics.

1. Watery diarrhea, often several times a day

Diarrhea is the most common symptom. Stools are typically loose or watery with an unusually strong, foul smell. You may need to go many times a day. Sometimes it comes on fast and you have to rush to the bathroom.

2. Persistent diarrhea lasting more than two days

Diarrhea that lasts more than two days, especially after antibiotics, may be a sign of C Diff. It should be evaluated by your doctor, especially if blood or dark, tarry stools are present.

3. Abdominal cramping or tenderness

Swelling in the colon can cause cramping, pressure, or belly soreness.

4. Belly pain that worsens over time

Abdominal pain may start as mild discomfort and gradually worsen as inflammation increases. If pain continues to escalate, it can signal a more serious infection.

5. Fever

A fever may occur as the body responds to an infection. Fever, along with diarrhea, is an important warning sign of C Diff.

6. Nausea or loss of appetite

Many people feel nauseated or uninterested in food with C Diff, which can add to weakness and contribute to a slower recovery.

7. Dehydration that results in dizziness or weakness

Frequent diarrhea causes your body to lose fluids. Signs of dehydration include:

  • Dry mouth
  • Lightheadedness
  • Fatigue
  • Reduced urination

8. Fatigue or a general feeling of illness

The infection and fluid loss can make you feel very tired and weak, even if gastrointestinal symptoms seem mild at first.

When to Take C Diff Symptoms Seriously

C Diff symptoms should never be ignored, especially if diarrhea lasts more than two days, you have a fever, or you feel weak and dizzy. Getting checked early can prevent serious complications and help you recover faster.

If you live in San Antonio and are experiencing C Diff symptoms, our team is here to help. Don’t wait and hope it goes away. Schedule an appointment today so we can find the cause and start the right treatment.

Request Appointment

Related:

Visit Our New Patient Portal

If you have not registered for the new gPortal please select the Register/Learn More button for instructions on registering.

The Patient Portal messages are only monitored during regular business hours. Please allow 24-72 hours to be contacted by a staff member.

Pay Bill Online

To pay your bill online, please choose the correct option below: select the “Clinic Locations” button if you’re paying your Physician or Clinic Statement, or select the “ASC Locations” button if you’re paying your Procedure Statement at one of our Ambulatory Surgical Centers.

Gastroenterology Consultants of San Antonio (GCSA) is a Professional Association owned by the physicians that practice within it. GCSA’s physicians are directly involved in the management of patient services. GCSA physicians have indirect ownership interest in our Histology/Pathology, Anesthesia, Infusion and Ambulatory Surgical Centers (ASC).


© 2026 Gastroenterology Consultants of San Antonio. Accredited by the Association for Ambulatory Health Care, Inc. All Rights Reserved.
San Antonio Website Design & Development - Backyard Studios