Gastroenterology💩 Flashcards

1
Q

Most common causative organism of travellers diarrhoea

A

E. Coli

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2
Q

Score used to assess severity of chronic liver disease for liver transplant consideration

A

MELD score

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3
Q

What is the MELD score used for

A

To assess severity of chronic liver disease to prioritise for liver transplant

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4
Q

What tests are normal in biliary colic?

A

Normal LFTs and inflammatory markers

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5
Q

Antibody associated to PBC

A

AMA

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6
Q

HNPCC increases risk of what other malignancies (3)

A

Endometrial, ovarian, gastric

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7
Q

1st line treatment for Crohn’s exacerbation

A

Prednisolone

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8
Q

Class 1 obesity BMI range

A

30-34.9

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9
Q

Grading tool for cirrhosis severity

A

Child-Pugh score

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10
Q

What does incarceration of a hernia mean

A

When it is irreducible without compromising blood supply

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11
Q

Pathogen in acute cholangitis

A

E. Coli

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12
Q

What does aldosterone do to sodium

A

Increases sodium reabsorption

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13
Q

Crucial vitamin supplements for alcoholic liver disease

A

B vitamins

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14
Q

Investigation to do AFTER confirming cortisol levels in Cushing’s

A

ACTH level

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15
Q

Why do we do ACTH level after a cortisol test for Cushing’s

A

Differentiate between ACTH-dependant and ACTH-independent

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16
Q

2 signs which point towards B12 deficiency

A

Glossitis (red swollen tongue)
Subtle neurological signs

17
Q

Hypocalcaemia causes what ECG change

A

Long QT

18
Q

First line management Grave’s disease

A

Carbimazole

19
Q

What symptom differentiates external vs internal haemorrhoids

A

External are painful

20
Q

Most significant risk factor for oesophageal SCC

A

Tobacco smoking

21
Q

Most common cause of B12 deficiency

A

Pernicious anaemia

22
Q

Type of anaemia that causes B12 deficiency

A

Pernicious

23
Q

Physiology of pernicious anaemia

A

Autoimmune, destroys gastric parietal cells, leading to lack of intrinsic factor

24
Q

Cholestatic liver function markers

A

Elevated bilirubin, ALP and GGT

25
Q

PSC finding on MRCP

A

Multiple bile duct strictures with ‘beaded’ appearance

26
Q

Best management for symptomatic primary hyperparathyroidism

A

Parathyroidectomy

27
Q

First line investigation acute pancreatitis

A

Serum lipase

28
Q

Best test to diagnose hiatus hernia

A

Barium swallow

29
Q

What metabolic imbalance is caused by Cushing’s

A

Hypokalaemic metabolic acidosis

30
Q

Route of transmission for Hep A

A

Faecal-oral

31
Q

Treatment for level 2 haemorrhoids

A

Rubber band ligation

32
Q

First line treatment for itching in PBC

A

Cholestyramine

33
Q

Drug to maintain remission in Crohn’s

A

Azathioprine

34
Q

Diagnostic test for diverticulitis

A

CT abdo and pelvis with contrast

35
Q

Surgical option for rectal tumour >8cm from anal margin

A

Anterior resection

36
Q

What skin disease is associated to coeliac?

A

Dermatitis herpetiformis

37
Q

What is a good blood indicator of ischaemia

A

Lactate

38
Q

First line treatment for dermatitis herpetiformis

A

Dapsone - stops itching

39
Q

Antibiotic for cholera

A

Doxycycline