Medical nutritional therapy for upper and lower GI disorders Flashcards
two main function of the GI
assimilating nutrients and eliminating waste
what does the stomach secrete
intrinsic factors for vitamin B12 absorption
function of the small intestine
where most nutrient absorption occurs
function of the ileum
better suited for absorbing bile acids and vitamin B12
what is inside the colon
dense bacterial colonization
recommendation after tonsillectomy
day 1: pureed foods
day 2: warm fluids and soft foods
day 3-7: advance back to normal diet
what is the first thing you check if a patient is unresponsive to treatment
compliance
what is functional heartburn
unresponsive to therapy and without signs of increased reflux or symptom correlation to reflux episodes
Barrett esophagus
normal squamous epithelium is replaced by metaplastic columnar epithelium
what does Barrett esophagus increase the risk of
esophageal adenocarcinoma
Most common cause of pill-induced esophagitis
NSAIDs, biphosphonate, potassium chloride, iron, vitamin c
signs and symptoms of pill induced esophagitis
retrosternal CP, odynophagia and dysphagia ; often beginning several hours after taking pill
what kind of patients are at higher risk of pill induced esophagitis
hospitalized or bed bound patients
Achalasia
loss of peristalsis in the distal 2/3 of the esophagus + impaired relaxation of the LES
what is the goal for achalasia
lower distal esophageal pressure
indications for esophagectomy
esophageal cancer, Barrett’s esophagus with high grade dysplasia
Post Op gastric pull up can experience____
dumping syndrome
early dumping
10-30 minutes after eating
late dumping
1-3 hours after eating
gastritis
histological inflammation on mucosal biopsy
complication with gastritis
ongoing inflammation can lead to atrophy, metaplasia and dysplasia = development of gastric cancer
cause of atrophic gastritis
autoimmune, H.pylori
what kind of malabsorption is associated with pernicious anemia
B12
two causes of PUD
NSAIDs and H.pylori
