Tuesday, January 12, 2010

My precious little boy has this.........

Yep, this is what Dr. M thinks Andy has....

What Does IBS Mean?


Irritable bowel syndrome is a disturbance of bowel function that includes symptoms of abdominal pain or discomfort and altered bowel habit (change in frequency or consistency) – chronic or recurrent diarrhea, constipation, or both in alternation. IBS comprises a group of functional bowel disorders.
"Irritable Bowel" refers to a disturbance in the regulation of bowel function that results in unusual sensitivity and muscle activity.
"Syndrome" refers to a number of symptoms and not one symptom exclusively.

How Common is IBS

A population based study of 507 middle school and high school students by Hyams et al. indicated that 6-14% of the adolescent population note symptoms consistent with the IBS. In the study, anxiety and depression scores were significantly higher for students with IBS-type symptoms compared with those without symptoms. Eight percent of all students had seen a physician for abdominal pain in the previous year. These visits were correlated with abdominal pain severity, frequency, duration, and disruption of normal activities; they were not correlated with anxiety, depression, gender, family structure, or ethnicity.

What Are The Symptoms of IBS
Diagnostic Criteria (Rome III)
Criteria fulfilled at least once per week for at least 2 months prior to diagnosis. Must include both of the following:

Abdominal discomfort* or pain that has two out of three features:
Improvement with defecation; and/or
Onset associated with a change in frequency of stool; and/or
Onset associated with a change in form (appearance) of stool.
No evidence of an inflammatory anatomic, metabolic, or nelplastic process that explains the subject's symptoms.
*"Discomfort" means an uncomfortable sensation not described as pain.
Children with IBS may also have headache, nausea, or mucus in the stool. Weight loss may occur if a child eats less to try to avoid pain.

Clinical Evaluation
Some Sugars Can Cause Diarrhea
The artificial sugar sorbitol is used as a sweetener. For example, it is often used to sweeten diet gums and candies. It has no calories, but is a known laxative if taken in sufficient amount. A glance at the ingredients of many confections or sweets will reveal the offending sugar. Mannitol is another sweet substance frequently found with sorbitol.
Fructose is a natural calorie-containing sugar found in fruit. It is one reason why large amounts of fruit can cause diarrhea. It is also naturally present in onions, artichokes, and wheat. It is also used as a sweetener and may be found in candies, soft drinks and fruit drinks, honey, and preservatives; and in sufficient amounts can cause diarrhea.
 history that fits the Rome Criteria for a diagnosis of IBS, accompanied by a normal physical examination and normal growth history, are consistent with a diagnosis of childhood IBS. A nutritional history, assessing for adequacy of dietary fiber in those with constipation, as well as ingestion of sugars such as sorbitol and fructose in those with diarrhea, is often useful.
Factors alerting the clinician to the possibility of disease include night time (nocturnal) pain or diarrhea, weight loss, rectal bleeding, fever, arthritis, delayed puberty, and a family history of inflammatory bowel disease.

A limited laboratory screening for disease is frequently reassuring to the clinician, patient, and family for patients with persistent symptoms and may include a complete blood count, stool studies, and breath hydrogen testing or a trial of a milk free diet for lactose malabsorption.

Psychologic Features
The population based study by Hyams et al. noted that anxiety and depression were more prevalent in adolescents with IBS than the control population. However, psychological data in childhood are limited to assessments in recurrent abdominal pain, and so are not directly applicable to childhood irritable bowel syndrome.

Treatment
Once there is a diagnosis of IBS, the treatment goals are to provide effective reassurance to the child and family, and to reduce or eliminate the symptom(s). The doctor must educate and reassure the child and family that although IBS causes discomfort it is not serious or life-threatening. The presence or severity of the pain should not be disputed. A review of the current understanding of IBS and the exacerbating effects of stress and anxiety on the problem helps the child and family to understand why the pain occurs. Psychosocial difficulties and triggering events for symptoms will be asked about and, if present, addressed.

Children and Fiber

Children, as well as adults, benefit from a balance of fiber in their diet. Their requirements are less than for adults. For children, ages 3 to 18, the American Dietetic Association reports a formula for determining recommended fiber intake – a child's age plus five equals the grams of dietary fiber he or she should eat daily. Good sources are fruits, vegetables, and whole grains. As with anyone increasing dietary fiber, it is important to drink extra liquids such as water, or milk.

Medications may be used -- such as a tricyclic antidepressant, which in low doses acts as a pain reliever, or anticholinergics to help control intestinal cramping. However, effectiveness of these drugs in children is anecdotal and not supported by well-designed studies to confirm their efficacy. In those with constipation increased dietary fiber may be recommended. However, fiber is often associated with an increase in intestinal gas production, and may increase abdominal cramps and flatulence. Flatulence is especially embarrassing to the school-age child.
Mineral oil may be a helpful adjunct, but use only as recommended by your child's physician.
In patients with symptoms that do not respond to treatment, endoscopic evaluation of the colon may be done. Irritable bowel syndrome may coexist with inflammatory bowel disease. Tests can differentiate an inflammatory bowel disease from a functional GI disorder such as IBS.

1 comment:

  1. I hope that the medicine helps Andy feel better soon. Thanks for the ear last night!!!

    ReplyDelete

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