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Lower Digestive Tract Disorders
Linton Ch. 39
100
Nursing
Undergraduate 1
05/30/2023

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Term
Bariatric surgical procedues are either
Definition
malabsorptive or restrictive
Term
bypass a portion of the small intestine, which reduces food absorption
Definition
malabsorptive procdures
Term
reduces the size fo the stomach so that the patient feels full after eating only a small amount of food and takes in fewer calories
Definition
restrive surgery
Term
bariactric surgical procedures
Definition
roux en y gastric bypass, sleeve gastrectomy, duodenal sweitch with bilipancreatic diversion, laparoscopic adjustable gastric banding
Term
common type of bariatric surgery
Definition
RNYGBYP
Term
a small pouch that allows very small amounts of food and fluid to enter is created at the top of the stomach
Definition
RNYGBP
Term
a term used to describe a condition in which one or more nutrients are not digested or absorbed
Definition
malabsorption
Term
some causes of malabsorption
Definition
bacteria, deficiences of bile salts or digestive enzymes, alterations in the intesteinal mucosa, absence of all or part of the stomach or intestines
Term
two examples of malabsorption are
Definition
spru and lactase deficiency
Term
two types of sprue exist:
Definition
celiac, tropical
Term
celiac diseas is caused by a
Definition
genetic abnromaliy
Term
characterized by svere changes in the intestinal mucosa and impaired absorption of most nutrients
Definition
celiac disease
Term
tropical sprue is caused by an _ and results in malabsorption of _
Definition
infections agent,
fats, folic acid, vitamin b12
Term
people with lactase deficiency do not have adequate alctase to metabolize
Definition
lactose
Term
lactase deficiency may be
Definition
inherited or acquired
Term
causes of acquired lactase deficiency include
Definition
inflammatory bowel disease, gastroenteritis, sprue syndrome
Term
comon sign of malabsorption
Definition
steatorhea
Term
the presence of excessive fat in the stool, stools are large bulky, foamy and foul smellign
Definition
steatorrhea
Term
pt with malabsorption may also have
Definition
weight loss, fatigue, decreased libido, easy bruising
Term
the diagnosis of sprue and celiac disease is based on
Definition
lab studies, endoscopy with biopsy, and radiologic imaging studies
Term
sprue is treated with
Definition
diet and drug therapy
Term
celiac disease is treated by avoiding products that contain
Definition
gluten
Term
products that contain gluten
Definition
wheat, barley, oats, rye
Term
tropical sprue is treated with
Definition
antibiotics, oral folate, and vitamin b12 injections
Term
defined as the passage of loos liquid stools with increased freqency
Definition
diarrhea
Term
factors that can cause diarrhea
Definition
spoild foods, allergies, infections, diverticulosis, malabsorption,c nacer, stress, fecal impactions and tube feedign s
Term
diarrhea poses an increased threat to the:
Definition
very old, young and those in poor health
Term
chronic diarrhea interferes with absorption of nutrients and can lead to
Definition
malnutrtion and anemia
Term
acute diarrhea is usally treated by
Definition
resting the digestive tract and giving antidiarrheal drugs
Term
severe, persistent diarrhea may require
Definition
TPN
Term
abdominal cramping associated with dirrhea is often relived by _ that reduce intestinal activity
Definition
antidiarrheal drugs
Term
a condition in which a person has hard dry, infrequent stools that are passed with difficulty
Definition
constipation
Term
a diet that is low in _ and high in foods such as _ promotes constipation
Definition
fiber
chees, lean meant, pasta
Term
drug used for _ may cause constipation
Definition
anethesia, pain relief, cold symptoms
Term
straining occurs when a person attempts ot exhale with the glottis closed causing increased pressure in the chest and abdominal cavities, this is called the
Definition
valsalva maneuver
Term
chronic constipation also contributes to the development of
Definition
hemorrhoids
Term
another complication of constipation is
Definition
fecal impaction
Term
an example of a bulk forming stool softener
Definition
metamucil
Term
in the intestinal tract metamucl absorbs water to produce a _ to aid in the passage of a soft stool
Definition
gel-like mass
Term
an enema or suppository usually acts within
Definition
1 hour
Term
a laxative may take as long as
Definition
8 to 10 hours
Term
a condition in which the larg intesteine loses the ability to contract effectively enough to propel the fecal mass toward the rectum
Definition
megacolon
Term
refers to the retentio of a large mass of stool in the rectum that the patient is unable to pass
Definition
fecal impaction
Term
when fecal impaction occurs, some liquid stool trickles around the impaction and may be mistake for
Definition
diarrhea
Term
consider possible impaction when a patient who has not had a bowl movement for several days has repeated episodes of
Definition
mild diarrhea
Term
intestinal obstruction can be caused by many factors including
Definition
strangulated hernia, tumor paralyitic ileus, stricture, volvulus, intussesception and post op adhesions
Term
symptoms of intestinal obstruction are most acute when an obstructio is located in the _
Definition
proximal portion of the small intestine
Term
early symptoms of obstruction are
Definition
vomiting, abdominal pain and constipation
Term
when there is an intestinal obstruction gastric contents are vomited first followed by
Definition
bile and then fecal matter
Term
with an intestinal obstruction _ may be passed rectally
Definition
blood or purulent drainage
Term
if blood supply to the intestine is impaired _ may occur
Definition
gangrene and perofration of the bowel
Term
the initial treatment of obstruction is
Definition
GI decompression
Term
when assessing for intestinal obstruction ascultat for _ and gently palpate for _
Definition
rapid high-pitched tinkling bowel sounds, tenderness and guarding
Term
inflammation of the peritoneum, caused by chemical or bacterial contamination of the peritoneal cavity
Definition
peritonitis
Term
the serous membrane lining the cavity of the abdomen
Definition
peritoneum
Term
chemical contamination r/t peritonitis may follow rupture of a digestive tract structure including
Definition
the appendix
Term
bacterial contamination r/t peritonitis may be caused by rupture of _ or from _
Definition
digestive tract structure or fallopian tube, nonsterile traumatic wounds
Term
complications of peritonitis include
Definition
abscesses, adhesions, septicemia, hypovolemic shock, paralytic ileus and possible organ failure
Term
s&S of peritonitis include
Definition
pain over affected area, rebound tenderness, abdominal rigidity and distention, fever, tahcycardia, tachypnea, nausea and vomiting
Term
the older pt with peritonitis may have more subtle symptoms with less
Definition
pain and the absence of abdominal ridgidity
Term
diagnostic tests and procedures to diagnose peritonitis include
Definition
CBC, serum electrolyte measurments, abdominal radiography, and ultrasound
Term
to treat peritonitis a _ is inserted for GI decompression
Definition
nasogastric tube
Term
the bulgin portion of intestine through the weak muscle is called a
Definition
hernia
Term
weak locations, susceptible to hernias includ
Definition
the ubilicus and lower inguinal areas of the abdomen
Term
hernias may also develop at the site of a
Definition
surgical incision
Term
hernias are classified as
Definition
reducible or irreducible
Term
hernia that slips back into the abdominal cavity with gentl pressure or when the patient lies on his or her back
Definition
reducible hernia
Term
when the hernia cannot be manipulated back into place it is said to be
Definition
irreducible or incarcerated
Term
an irreducible hernia may impair blood flow to the trapped loop of intestine causing it to become
Definition
gangrenous
Term
hernias are usually diagnosed when a patient reports
Definition
a smooth lump on the abdomen
Term
hernias are usually not painful unless they become
Definition
incarcerated
Term
with incarceration r/t a hernia the pt has severe
Definition
abdominal pain, and distention, vomiting and cramps
Term
the repair of the muscle defect by suturing
Definition
herniorrhaphy
Term
if additional measure are needed to strengthen the abdominal wall a _ is done
Definition
hernioplasty
Term
after hernia repair surgery, activities are usually restricted for
Definition
2 to 6wks
Term
Inflammatory bowel disease refers to
Definition
ulcerative colitis and chron disease
Term
chron disease is also known as
Definition
regional enteritis
Term
in both IBD conditions _ of the lining of the intestinal tract occurs
Definition
inflammation and ulceration
Term
with ulcerative colitis, the inflammation typically begins in the _ and gradually extends up the bowel toward the _
Definition
rectum, cecum
Term
the progression of crohn disease is different in that it can:
Definition
affect any area of the GI tract
Term
when ulcerative colitis affects only the rectum, commonly the patient may have
Definition
diarrhea with frequent blood stools and abdominal cramping and fever and weightloss in sever cases
Term
If the stomach and duodenum are infolved with crohns disease symptoms include
Definition
nausea, vomiting and epigstric pain
Term
involvement of the small intestine with chrohns disease produces
Definition
pain, abdominal tenderness and cramping
Term
ann inflamed colon r/t crohns disease typically causes
Definition
abdominal pain, cramping, rectal bleeding and diarrhea
Term
systemic s&s of IBD include
Definition
fever, night sweats, malaise and joint pain
Term
the local complications of IBD include
Definition
hemorrhage, obstruction, perforation, abscesses in t he anus or rectum, fistulas, megacolon
Term
patients who have had ulcerative colitis for 10 years have a greatly increased risk of
Definition
coancer of the large intestine
Term
systemic complications of ulcerative colitis
Definition
inflmmation fo the joints and eyes, skin lesions, urinary stones and lvier disease
Term
to confirm diagnosis of IBD the health care provider may order a
Definition
colonoscopy with biopsy, a barium enema, examination with air contrast, ultrasonography, CT and cell studies
Term
drugs that may be used alone or in combination to treat IBD depending on the specific situation
Definition
corticosteroids, immunosuprressant agents, antidiarheal agents, anticholinergics, antibiotics, aminosalicylates, ieron supplements and vitamin b12, infliximab(remicade), antidepressants
Term
anticholinergics are used in IBD to:
Definition
reduce pain and GI motility
Term
antibiotics usually used to treat crohns disease
Definition
sulfasalazine, mesalamine, olsalazine, metronidazole, ciprofloxacin, cephalexin or sulfamethoxazole
Term
amino salicylates are used in crohns disease to
Definition
reduce symptoms
Term
is used to block the inflammatory process in crohn disease for patients who do not respond well to azathioprine
Definition
infliximab (remicade)
Term
patients with ulcerative colitis are usually maintained between acute episodes with
Definition
aminosalicylates, (6-MP is appropriate as well in some conditions)
Term
Crohn disease is less responsive to aminosalicylates so the patient may be maintained on
Definition
azathioprine or 6-MP(mercaptopurine)
Term
the type of diet prescribed for mild to moderate IBD
Definition
low-roughage diet without milk products
Term
prescribed drugs for diarrhea r/t IBD usually include
Definition
antidiarrheals, antispasmodics, anticholinergics, antibiotics and corticosteroids
Term
foods that are not allowed with IBD are
Definition
whole grains, nuts, and raw fruits and veggies
Term
the antibiotic most often prescribed for patients with ulcerative colitis
Definition
sulfasalazine
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