PSY333H5 Lecture Notes - Lecture 11: Functional Gastrointestinal Disorder, Irritable Bowel Syndrome, Sigmoid Colon
Document Summary
Psy333: health psychology: november 27, 2017: lecture 11: gastrointestinal system. Ibs and co-morbidity: 65% of ibs patients have co-morbid symptoms along with diarrhea and constipation, fibromyalgia muscle pain, back pain usually lower back pain, urogenital problems urinary tract infections (uti), weakened bladder, anxiety, depression. Low birth weight= higher risk of ibs: mutation scn5a = na channel gene explains 2% of ibs and is reversible with pharmcodynamic therapy. Ibs people may have excess bacteria in bowel: some people have excess bacteria in their intestine or increased permeability of the immune system (letting more things in) this is getting a cytokine response. Get an infection = more chances of getting ibs with pre-morbid depression/anxiety: treatment = diet (changes internal environment), physical activity, pharmacological therapy loperamide (to prevent diarrhea), Look at probiotics, laxatives and antibiotics: psychosocial factors of ibs, 40-60% of ibs patients have a co-morbid psychiatric diagnosis: I. e. have to go to the restroom more = more irritable.
