GI Flashcards

1
Q

Most common cause of Gastroenteritis

A

campylobactor

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2
Q

Quick onset causes of GE

A

staph aures
Bacillus cereus
6-15hrs

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3
Q

How long after GE fit to return to work

A

Catering/medics 72hrs post diarrhoea

others 48hrs

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4
Q

Diarrhoea mx

A

Rehydrate

  • 2L fluid/day + 200ml per loose stool
  • Dioralyte to replace salts (oral rehydration solution)
  • stop the anti-renal meds (NSAIDS, ACEi, diuretic)

Loperamide (imodium)

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5
Q

Abx rx for GE

A

Ciproflaxicin for campolybactor, shigella and giardia

Metronidazole for giardia

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6
Q

Dietary advice on IBS

A
  • avoid insoluble fibre (bran), increase soluble (oats)
  • low FODMAP diet
  • avoid caffeine
  • drink 8 cups of fluid a day
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7
Q

Mebeverine

A

antispasmodic

bloating and abdo discomfort

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8
Q

Loperamide

A

antidiarrhoeal agent

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9
Q

Laxatives examples

A

Sennna
Ispaghula
Macrogols

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10
Q

TCAs use in IBS

A

pain

diarrhoea, anxiety and depression

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11
Q

TCA example for IBS

A

amitriptyline

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12
Q

Linaclotide

A

guanylate cyclise c receptor agonist

for moderate to severe IBS

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13
Q

IBS meds

A
  1. antispasmodics
  2. antidiarrhoeal
  3. laxatives
  4. TCA
  5. SSRI
  6. linaclotide
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14
Q

Lifestyle advice for heartburn

A
healthy eating
wt loss
quit smoking
avoid large fatty meals
avoid alcohol
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15
Q

GORD meds

A
Self-treatment: 
- gaviscon 10 ml
- or antacids (Mg or Al)
PPI eg omperazole
H2 antagonist eg ranitidine
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16
Q

When to take gavascone

A

10 ml after meals and at bedtime

17
Q

When to urgently refer a reflux pt

A

> 55
recent onset
unexplained
persistent (4-6wks)

18
Q

Dx of H pylori

A

stool sample tested for H pylori antigen

19
Q

When to collect stool sample for H pylori

A

2wks post stopping PPIs

20
Q

How to test if H pylori rx was effective

A

Carbon13 urea breath test