**ACC (Y4)** Abdominal: Acute and Chronic Pancreatitis Flashcards

1
Q

which region of the abdomen would you palpate the pancreas?

A

epigastric region

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2
Q

which cells of the pancreas secrete digestive enzymes?

A

acinar cells

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3
Q

what does the pancreas secrete to protect itself from its own digestive enzymes?

A

pro-enzymes or zymogens

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4
Q

what is acute pancreatitis?

A

characterized by distinct episodes of acute pancreatitis with full recovery between episodes

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5
Q

what is chronic pancreatitis?

A

Chronic pancreatitis is a chronic, irreversible, inflammation and/or fibrosis of the pancreas

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6
Q

what are the most common causes of acute pancreatitis?

A

gallstones or alcohol misuse

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7
Q

which type of people are infected more by pancreatitis? males or females?

A

Acute: males and females equally.

Chronic: males>females 4:1.

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8
Q

What are some risk factors of pancreatitis?

A
  • Gall stones.
  • Alcohol misuse.
  • Endoscopic procesdures.
  • Blunt abdominal trauma.
  • Surgery near the pancreas.
  • Metabolic conditions hypertriglyceridaemia and hypercalcaemia
  • Infections such as mumps, coxsackie B4 virus, and Mycoplasma
    pneumonia infection.
  • IBD.
  • Smoking.
  • Obesity.
  • Family history.
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9
Q

how is mild acute pancreatitis characterised?

A

characterized by the absence of complications (local or systemic) or organ dysfunction. It usually has an uneventful recovery.

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10
Q

how is moderately severe pancreatitis characterised?

A

characterized by local complications and/or transient organ dysfunction which resolves within 48 hours.

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11
Q

how is severe pancreatitis characterised?

A

characterized by persistent organ dysfunction (failure to resolve in 48 hours) and often leads to local complications such as pancreatic necrosis, abscess, and pseudocyst formation.

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12
Q

What is the pain associated with pancreatitis described as?

A
  • generalised abdominal pain

- pain may radiate to the back, may be relieved by sitting up/leaning forward

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13
Q

what may alleviate the pain associated with pancreatitis?

A

relieved by sitting up/leaning forward

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14
Q

what are some clinical features of pancreatitis?

A
  • generalised abdominal pain which may radiate to the back
  • nausea, vomiting
  • bloating
  • weight loss
  • steatorrhoea
  • jaundice
  • signs of chronic liver disease
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15
Q

what is steatorrhoea?

A

the excretion of abnormal quantities of fat with the faeces owing to reduced absorption of fat by the intestine

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16
Q

how is the pain associated with pancreatitis different, if caused by gallstones?

A
  • pain is sudden and knife like

- pain often starts after a large meal

17
Q

how is the pain associated with pancreatitis different, if caused by alcohol?

A
  • pain may be of less abrupt onset

- poorly localized

18
Q

which conditions present in a similar way to acute pancreatitis?

A
  • Perforated peptic ulcer, bowel obstruction, or ischaemic bowel.
  • Ruptured abdominal aortic aneurysm.
  • Myocardial infarction.
  • Biliary colic, acute cholecystitis, or cholangitis.
  • Viral hepatitis.
  • Gastroenteritis.
19
Q

which conditions present in a similar way to chronic pancreatitis?

A
  • Acute cholecystitis, biliary colic.
  • Acute pancreatitis.
  • Irritable bowel syndrome.
  • Peptic ulcer disease.
  • Post-herpetic neuralgia.
  • Gastroparesis.
  • Internal obstruction, ischaemia or infarction.
  • Abdominal aortic aneurysm.
  • Thoracic radiculopathy.
  • Myocardial infarction.
20
Q

what may make the pain associated with pancreatitis worse?

A

movement (that’s not the fetal position)

21
Q

what should you examine for when presented with suspected pancreatitis?

A
  • Abdominal tenderness.
  • Abdominal distension.
  • A bluish discolouration around the umbilicus
    (Cullen’s sign); or the flank (Grey-Turner’s sign) is sometimes associated with haemorrhagic pancreatitis (a late, serious complication).
  • Tachycardia and hypotension — caused by shock.
22
Q

what is Cullen’s sign?

A

A bluish discolouration around the umbilicus associated with haemorrhagic pancreatitis

23
Q

what is Grey Turner’s sign?

A

A bluish discolouration around the flank of abdomen associated with haemorrhagic pancreatitis

24
Q

What investigations will be carried out in secondary care for pancreatitis?

A
  • Blood tests to look for elevated levels of pancreatic enzymes (lipase or amylase levels).
  • Computerized tomography (CT) scan to look for gallstones and assess the extent of pancreas
    inflammation.
  • Abdominal ultrasound to look for gallstones and pancreas inflammation.
  • Endoscopic ultrasound to look for inflammation and blockages in the pancreatic duct or bile duct.
  • Magnetic resonance imaging (MRI) to look for abnormalities in the gallbladder, pancreas and ducts.
  • Stool tests in chronic pancreatitis to measure levels of fat that could suggest your digestive system isn’t
    absorbing nutrients adequately.
25
Q

What is the treatment for pancreatitis?

A

admit patient urgently is suspected pancreatitis

  • IV fluids
  • Oxygen supplements
  • Pain relief
  • Antibiotics for associated cholangitis or infection
  • Nutritional support
26
Q

what are some local complications of acute pancreatitis?

A
  • Pancreatic necrosis (necrotizing pancreatitis) with or without infection.
  • Pseudocyst which can be complicated by infection, rupture or haemorrhage.
  • Pancreatic abscess.
  • Fistulae.
  • Vascular complications e.g. pre-hepatic portal
    hypertension, erosion of a pancreatic, splenic or peri- pancreatic artery or vein with haemorrhage.
27
Q

what are some systemic complications of acute pancreatitis?

A
  • Acute renal failure.
  • Multiple organ dysfunction.
  • Acute respiratory distress syndrome.
  • Disseminated intravascular coagulation.
  • Sepsis.
28
Q

what are some common complications of chronic pancreatitis?

A
  • Maldigestion and malabsorption (malnutrition).
  • Diabetes mellitus.
  • Chronic pain.
  • Opioid dependency for treatment of chronic pain.
  • Low-trauma fracture due to an increased risk of osteoporosis due to malabsorption.
  • Pancreatic calcification.
  • Pseudocyst formation.