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lecture from 9-15
na
48
Medical
Graduate
09/15/2010

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Term
What is the normal transit time in motility of the bowel?
Definition
<72 hours
Term
What is the treatment for slow transit constipation?
Definition
fiber, osmotic laxatives, and careful w/ stimulant laxatives
Term
What diagnosis may mimic symptoms of IBS and the rectal exam shows mal function of pelvic floor muscles?
Definition
Outlet obstruction to defecation
Term
How do we treat outlet obstruction to defecation?
Definition
rule out rectocele or rectal internal prolapse and give biofeedback/muscle relaxation exercises
Term
What obstruction is caused by a vagotomy, diabetes, amyloidosis and a paraneoplastic syndrome with small cell carcinoma of the lung?
Definition
Gastroparesis and chronic intestinal pseudo-obstruction
Term
What medications, especially anticholinergics cause gastroparesis and chronic pseudo-obstruction? one med !
Definition
Flomax
Term
Smooth muscle disorders of the gut can be caused by what two disease processes?
Definition
systemic sclerosis and amyloidosis
Term
What is essential in diagnosing chronic intestinal pseudo obstruction or gastroparesis?
Definition
family history/medication history
Term
What is the differential diagnosis for chronic psedoobstruction/gastroparesis?
Definition
mechaninical obstruction/ functional GI disorders, eating disorders
Term
How do we treat gastroporesis? what about long term therapy
Definition
low fiber, low fat, give iron, folate, calcium, Vitamins D, K, B12 increase liquid component of diet, if long term treat w/ GI tube
Term
What is an impaired relaxation of the stomach upon ingestion of food, high caloric content of liquid phase of stomach contents will speed up transit times? May have antral dysfunction?
Definition
Dumping syndrome
Term
What is treatment of dumping syndrome? avoid what? add what?
Definition
avoid high nutrietnt liquids, add guar gum/pectin
Term
What is post vagotomy diarrhea, short bowel syndrome, biabetic diarrhea, carcinoid diarrhea? what results due to these disorders/procedures?
Definition
Rapid transit dysmotilites of small bowel
Term
In the diet of the rapid transit dysmotilities of small bowel, what do they avoid and reduce and what should they correct?
Definition
avoid hyperosmolar drinks (i.e. soda) reduce fat, correct deficiencies of calcium magnesium ,potassium, and water /fat soluble vitaminss
Term
In the pharmacotherapy of rapid transit dysmotilites of small bowel, what is the first step drug? how about the second drug and step three drug?
Definition
one: opioid agent before meals second is verapamil or clonidine (must taper) and three: octreotide SQ
Term
What are the diseases producing malabsorption and maldigestion clinically defined as?
Definition
malabsorptio nof fat, although other nutrients are affected
Term
When there is small bowel disease: there is deficiences of what kinds of vitamins due to fat malabsorption?
Definition
A, D, E, K
Term
in Small bowel disease there is deficiency of what vitamin if terminal ileum is affected? and what other three are listed in the notes
Definition
B12/ folic acid, calcium, and magnesium
Term
In liver/biliary tract disease there is an association w/ what disorder of the bones and what vitamin deficiency for clotting?
Definition
osteoporosis, vit. K
Term
When there is pancreatic exocrine insufficiency there is lots of what in the stool?
Definition
fat
Term
What will a person with malabsorption/maldigestion manifest in symptoms with? what is up w/ their weight? how will stool look, smell, and appear in toliet?
Definition
weight loss, increased frequency of BM, very stinky, and sticks to toliet
Term
What tests do we use to measure fecal fat?
Definition
qualitative (Sudan III and Quantitative
Term
When x-ray of abdomen is done we see calcifications in chronic____
Definition
pancreatitis
Term
What do we biopsy for gluten sensitive enteropathy, hypogammaglobulinemic sprue, tropical sprue, whipple and others
Definition
small bowel
Term
What percent of pancreatic exocrine function is destroyed before symptoms appear?
Definition
90%
Term
What checks for p-aminobenzoic acid in urine after ingestion of bentiromide?
Definition
Bentiromide test
Term
Bile salts are absorbed in the distal___ and what percent are reabsorbed?
Definition
95% distal
Term
What is associated w/ impaired CCK release and leads to decreased pancreatic lipase/bile acids delivered to small bowel in response to dietary fats?
Definition
sluten sensitive enteropathy
Term
The intestine becomes secretory instead of absorptive in what enteropathy?
Definition
Gluten sensitive
Term
In gluten-sensitive enteropathy there is destruction of what border?
Definition
Brush border
Term
What positive test for gluten sensitive enteropathy mkes the diagnosis confirmed?
Definition
transglutaminase antibody
Term
What test besides blood can help make a diagnosis in gluten sensitive enteropahty?
Definition
small bowel biopsy: villi atrophy, abnormal enterocytes, increased lymphocytes, macrophages, increased crypts and mitotic figures
Term
Antiendomysial antibody is present in what percent of gluten sensitive enteropahty?
Definition
95%
Term
What is a disorder of patients that have GSE, have intensely pruritic, blistering lesions appear on knees, elbows shoulders and butt w/ IgA deposits in lesions, improves w/ gluten free diet, and dapsone helps skin lesions but not bowel problem?
Definition
Dermatitis herpetiformis
Term
What disease makes developing GSE more common?
Definition
Diabetes mellitus/autoimmune disorders
Term
What is a disorder in puerto Ricans that involves weight loss, diarrhea, sore tongue in 70% of cases, edema in 25% and folate, B12 deficiency in 75-100% and a small bowel biopsy is needed to make diagnosis
Definition
Tropicaal sprue
Term
What is the treatment for Tropical Sprue? There is a supplement we give and an antibiotic...how long is the antibiotic given?
Definition
folic acid 5mg/day and tetracyclin 2grams for a year
Term
What is a Sprue that involes layers of collagen underneath the enterocytes of small bowel? diagnosis by small bowel biopsy.
Definition
collagenous sprue
Term
What is the largest lymphoid organ in the body?
Definition
GI tract
Term
What occurs particularly w/ IgA deficiency, most COMMMON CAUSE of malabsorption is giardiasis treated w/ metronidazole for 10 days
Definition
hypogammaglobunlinemic sprue
Term
What is caused by a small bowel resection that reduces surface area resulting in malabsorption-in the ileum what is not reabsorbed? and what vitamin is not made? in the Jejunum what three vitamins are not absorbed?
Definition
Small bowel diseases secondary to surg. and radiation: ileum for bile salts and vit B jejunum for folic acid, Ca2+ and Fe2+
Term
What is a rare multisystem diseae caused by the bacterium Tropheryma whippellii?
Definition
Whipple disease
Term
In whipple disease, what age, sex are more effected? and w/ nondeforming____
Definition
middle age male arthritis
Term
What are the cardinal manifestations of whipple disease?
Definition
arthralgias, diarrhea, abdominal pain, weight loss
Term
What lab tests (2) will identify whipple disease
Definition
periodic acid Schiff positive macrophages in intestines and PCR to identify the 16S ribosomal RNA of T. whippellii
Term
How do we treat Whipple disease? There are different antibiotics, 3 of them, and how would you advise your patient to take them?
Definition
Penicillin 250 QIDI and streptomycin 1 Gram IM for 2 weeks followed w/ tetracycline 1 g/d for one YEAR!!
Term
wHAT IS A CONGENITAL CONDITION WITH DEFORMED LYMPHATICS WHICH IMPAIR TRANSPORT OF CHYLOMICRONS FROM ENTEROCYTE TO MESENTERIC LYMPH DUCT?
Definition
Intestinal lymphangiectasia
Term
What is this disease? chylous ascites, chyluria, or chylometorrhea, protein losing enteropathy/lymphopenia, steatorrhea, lymphedmea of arms/legs
Definition
Intestinal lymphangiectasia
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