Imaging the GI tract and GI diseases Flashcards Preview

Gastro > Imaging the GI tract and GI diseases > Flashcards

Flashcards in Imaging the GI tract and GI diseases Deck (43):
1

What is required to complement radiological investigations

Blood Tests

2

What is the first line investigation for cholecystitis

Ultrasound

3

What exacerbates cholecystitis

Eating

4

What are the risks of having an ERCP

Pancreatitis

5

How do patients normally present with pancreatitis

Epigastric / diffuse abdominal pain

6

What is raised in pancreatitis

Amylase

7

Why might an ultrasound be useful in pancreatitis

To investigate whether gall stones have caused it

8

What are complications of pancreatitis

Necrosis
Pseudocysts
Intra-abdominal collections
Vascular complications

9

What is the purpose of imaging in pancreatits

To evaluate the complications

10

When is imaging best performed following the onset of symptoms?

1 week

11

What is the first line investigation for a perforation

Erect chest Xray

12

Why do we need an erect chest x ray

To allow us to see if there is air under the diaphragm

13

What do we need to rule out in females with suspected appendicitis

Gynaecological pathology

14

What are the first line investigations for appendicitis

Ulstrasound - confirms the diagnosis and allows us to find an alternative cause

15

Where is diverticulitis classically

In the LIF

16

Where is diverticulitis classically

In the LIF

17

What are 2 associations with diverticulitis

Diarrhoea
PR bleeding

18

What is diverticulitis

Inflammation associated with diverticular disease

19

What is a main investigation for diverticulitis

CT - shows inflammatory change and associated complications

20

What are 2 non GI causes

Urological or vascular

21

Where does vascular pain radiate to

The back

22

What are 2 causes of distended abdomen

Bowel gas and fluid

23

What is the first line investigation for a suspected bowel source

AXR

24

What is an Ileus?

Like an obstruction - the bowels are really irritated and there is a lot more gas than there should be.
Often occurs after surgery

25

What other investigations for an obstruction

CT

26

What are 4 causes of haematemesis

Tumour
Inflammation
Trauma
Vascular causes (varices)

27

What is the first line investigation for haematemesis

Endoscopy

28

What is the first line investigation for haematemesis

Endoscopy

29

When do we do a CT contrast for a patient with haematemesis

When they are still bleeding

30

What is the first line investigation for dysphagia

Endoscopy

31

What is the radiological investigation for a change in bowel habit?

Barium enema or CT virtual colonography

32

What are the benefits of a barium enema

Quick
Inexpensive
Widely available

33

What is the main disadvantage of a barium enema

You can miss up to 1 in 5 cancers

34

What are the two investigations for suspected Inflammatory Bowel disease

Endoscopy or a barium meal

35

What is the most important part to look at

The terminal ileum

36

When is a small bowel MRI used?

In known cases of small bowel Crohn's or Large bowel Crohn's with suspected small bowel involvement

37

What can a radio-labelled white cell scan localise

Active inflammation

38

What is a type of hepatic jaundice

Hepatitis

39

What is a cause of post hepatic jaundice

Gall stones

40

What is the purpose of radiological investigations in jaundice?

To determine whether it is hepatic or post hepatic causes

41

What is the first line investigation for jaundice

Ultrasound

42

What further investigations for jaundice may be required

MRCP or ERCP

43

What is typically seen on an Ultrasound of liver metastases

Darker circles

Decks in Gastro Class (67):