Related Experiment Videos

Small bowel bacterial overgrowth: a negative factor in gut adaptation in pediatric SBS

Conrad R Cole1, Thomas R Ziegler

  • 1Division of Gastroenterology, Hepatology and Nutrition, Department of Pediatrics, 2015 Uppergate Drive, Atlanta, GA 30322, USA. Conrad_cole@oz.ped.emory.edu

Insights

Small bowel bacterial overgrowth (SBBO) is common in children with short bowel syndrome (SBS), causing serious health issues. Diagnosis and management of SBBO in pediatric SBS require further research and evaluation.

Area of Science:

  • Pediatric Gastroenterology
  • Microbiology
  • Intestinal Physiology

Background:

  • Small bowel bacterial overgrowth (SBBO) is a frequent complication in pediatric patients with short bowel syndrome (SBS).
  • Altered intestinal anatomy, motility, and secretion in SBS create an environment conducive to bacterial overgrowth.
  • SBBO contributes to significant clinical challenges including parenteral nutrition dependence, liver damage, and malabsorption.

Purpose of the Study:

  • To review the current understanding of intestinal bacteria in pediatric short bowel syndrome.
  • To discuss the issues and challenges related to small bowel bacterial overgrowth in this population.

Main Methods:

  • Literature review of existing studies on SBBO in pediatric SBS.
  • Synthesis of current knowledge on bacterial ecology, diagnosis, and management.

Main Results:

  • SBBO is prevalent in pediatric SBS and linked to adverse outcomes.
  • Accurate diagnosis of bacterial overgrowth remains a significant clinical challenge.
  • Effective management strategies for SBBO in pediatric SBS are not well-established.

Conclusions:

  • Further investigation into the diagnosis and management of SBBO in pediatric SBS is crucial.
  • Understanding the role of intestinal bacteria is key to improving outcomes for children with SBS.

Related Concept Videos

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

Understanding the physiological differences in the pediatric population is crucial for effective pharmacotherapy. Neonates, infants, and children exhibit significant variations in gastric pH, gastric emptying time, intestinal transit time, and biliary function. These variations profoundly affect oral drug absorption, necessitating a nuanced approach to pediatric dosing.Neonates present with a unique physiological profile, having a gastric pH greater than 4 and faster and more irregular gastric...
161
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
548
Anatomy of the Intestines01:23

Anatomy of the Intestines

Although digestion of proteins, carbohydrates, and lipids may begin in the stomach, it is completed in the intestine. The absorption of nutrients, water, and electrolytes from food and drink also occurs in the intestine. The intestines can be divided into two structurally distinct organs—the small and large intestines.
Small Intestines
The small intestine is an ~7 meter-long tube with an inner diameter of just 2.5 cm. Since most nutrients are absorbed here, the inner lining of the...
86.2K
Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
680
Irritable Bowel Syndrome I: Introduction01:17

Irritable Bowel Syndrome I: Introduction

Irritable Bowel Syndrome (IBS) is characterized by functional disturbances in the gastrointestinal system, presenting a cluster of symptoms without evident structural or biochemical abnormalities. It primarily affects the large intestine and may cause abdominal pain, bloating, excessive gas, diarrhea, constipation, or both.
IBS is a chronic condition that can persist over a long period or recur frequently.
The pathogenesis of IBS involves a complex interplay of the following factors:
Altered...
815
Bacterial Flora of the Large Intestine01:29

Bacterial Flora of the Large Intestine

The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
1.4K