Inflammatory Bowel Disease Flashcards

1
Q

What is IBD composed of?

A
  • Crohn’s disease
  • ulcerative colitis
  • indeterminate colitis
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2
Q

How do Crohn’s and Ulcerative colitis differ?

A
  • clinical presentations

- pathology

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3
Q

What genetic factor may be involved in IBD?

A
  • NOD2

- 16q12 chromosome

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4
Q

What immunological cell is involved in Crohn’s disease?

A
  • Th1 mediated
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5
Q

What immunological cell is involved in Ulcerative Colitis?

A
  • Th1 and Th2
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6
Q

What are some clinical features of ulcerative colitis?

A
  • inflammation of the colon
  • relapsing course
  • affects rectum extending proximally
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7
Q

What are the symptoms of ulcerative colitis?

A
  • diarrhoea and bleeding
  • increased bowel frequency
  • urgency
  • incontinence
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8
Q

What questions should you ask in suspected ulcerative colitis?

A
  • travel
  • recent antibiotics
  • NSAIDs
  • family history
  • smoking
  • skin,eyes, joints
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9
Q

What scoring system is used in ulcerative colitis?

A
  • truelove and Witt criteria
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10
Q

Why would an AXR be conducted?

A
  • stool distribution
  • mucosal oedema (thumb-printing)
  • toxic megacolon
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11
Q

Explain the histology of ulcerative colitis?

A
  • affects mucosal layer only
  • absence of goblet cells
  • crypt distoriton
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12
Q

What may be a complication of both ulcerative colitis and crohns disease?

A
  • primary sclerosing cholangitis
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13
Q

What is primary sclerosing cholangitis?

A
  • long-term progressive disease of the liver and gallbladder
  • inflammation of the bile ducts
  • more common in UC than Crohn’s
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14
Q

Skin lesions and cobblestoning is terms used in what disease?

A
  • Crohns disease
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15
Q

What are symptoms of Crohn’s disease?

A
  • abdominal cramps
  • diarrhoea
  • weight loss
  • painful mouth ulcers
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16
Q

What small bowel assessments may be carried out in IBD?

A
  • barium follow-through

- small bowel MRI

17
Q

What are the aims of treatment for IBD?

A
  • Control inflammation + heal mucosa
  • restore normal bowel habit
  • improve quality of life
18
Q

What drugs can be used in Ulcerative Colitis?

A
  • 5ASA
  • Steroids
  • Immunosuppressants
  • Anti-TNF therapy
19
Q

What drugs can be used in Crohn’s disease?

A
  • Steroids
  • Immunosuppressants
  • Anti-TNF therapy
20
Q

What is the mechanism of a 5ASA drug?

A
  • anti-inflammatory properties

- can be given topically or orally

21
Q

Name a 5ASA drug?

A
  • Mesalazine

- Pentasa

22
Q

What is the effect of corticosteroids?

A
  • systemic anti-inflammatory properties
23
Q

Name a corticosteroid?

A
  • prednisolone
24
Q

What is the drug triad for Ulcerative Colitis?

A
  • topical 5ASA
  • Oral 5ASA
  • Corticosteroid
25
Q

What lifestyle advice should be given for Crohn’s disease?

A
  • stop smoking
26
Q

What surgery is performed for Crohn’s disease?

A
  • resection

- Stricturoplasty (alleviate bowel narrowing)

27
Q

What may be a complication of a pouch?

A
  • Infertility
  • haemorrhage
  • urinary dysfunction
28
Q

What are some examples of indications for surgery in someone with Crohn’s disease?

A
  • Stenosis causing obstruction
  • Enterocutaneous fistulas
  • Intra-abdominal fistulas
  • Abscess
29
Q

Smoking aggravates _____ but may protect against _____

A
  • aggravates Crohn’s

- may protect against UC

30
Q

Treatment conclusion for Crohns?

A
  • glucocorticosteroid
  • 5ASA
  • Immunosuppresant
  • Anti-TNF
31
Q

Treatment conclusion for Ulcerative colitis?

A
  • 5ASA
  • Glucocortiocsteroid
  • Immunosuppresant
  • Antib-TNF
32
Q

Example of a glucocorticosteroid used

A
  • predinsolone