Gastroenterology and Renal Disorders Flashcards
What type of medication eliminates formed acid?
Antacids
What are the 2 functions of medication for upper GI disease?
Eliminate formed acid
Reduce acid secretion
What medications reduce acid secretion?
H2 receptor blockers
Proton pump inhibitors
What are some examples of antacids?
Gaviscon
Rennie
How do H2 receptor antagonists work?
Reduce acid production by stopping histamine activation
What are the 2 most common H2 receptor antagonists?
Cimetidine
Ranitidine
What are some common proton pump inhibitors?
Omeprazole
Lansoprazole
Pantoprazole
How are GI diseases investigated?
Endoscopy
Capsule with camera
What is dysphagia?
External compression
What is GORD
“heartburn”
What 3 things cause GORD?
Defective lover oesophageal sphincter
Impaired lower clearing
Impaired gastric emptying
GORD sings and symptoms?
Worse lying down
Dysphagia
GI bleeding
What is hiatus hernia?
Upper part of the stomach bulges through an opening in the diaphragm
GORD management
Stop smoking
Lose weight
Medication - Antacids, H2 blockers and PPIs
Increase GI mobility and gastric emptying
What is peptic ulcer disease (PUD)
Any site affected by excess acid production
What does helicobacter pylori effect?
lower part of the stomach antrum
What shape if the bacterium causing helicobacter pylori?
Spiral
What can helicobacter pylori cause?
Ulcers and inflammation
How to manage helicobacter pylori?
Triple therapy
What is triple therapy?
2 antibiotics - 1 proton pump inhibitor
What antibiotics is used in triple therapy?
Amoxycillin
Metronidazole
What proton pump inhibitor is used in triple therapy?
Omeprazole
PUD signs and symptoms
Worse before and after food
Worse at night
Usually no physical signs
How is PUD investigated?
Endoscopy
Radiology
Faecal occult blood test
What is coeliac disease?
Sensitivity to a-gliaden component gluten
What causes coeliac disease?
Genetic susceptibility
Environmental trigger
Consumption of gluten
What effects does coeliac disease have?
Oral ulceration
Growth failure
What are some common symptoms of coeliac disease?
Weight loss
weakness
Oral aphthae
Tongue papillary loss
Coeliac disease investigations
Autoantibody test
Jejunal biopsy
Faecal fat
Haematinics
What does oral aphthous ulcers indicate in relation to coeliac disease?
malabsorption
What is pernicious anaemia?
Disease caused by vitamin B12 deficiency
How to treat a vitamin B12 deficiency?
Diet
Injections
What age groups are most commonly inflammatory bowel disease?
15-25
50-80
What causes IBD?
Food intolerance
Persisting infection
Smoking
Genetics
What are 2 common IBDs?
Ulcerative colitis
Crohns disease