Pancreatic Disease Flashcards

1
Q

what is pancreatitis?

A

inflammation of pancreas

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2
Q

are children or adults mainly affected by pancreatitis?

A

adults

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3
Q

types of pancreatitis?

A

chronic & acute

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4
Q

what does chronic pancreatitis mean?

A

irreversible fibrosis leading to loss of exocrine and endocrine function

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5
Q

what is the aetiology for chronic pancreatitis?

A

CAMP

  • CF
  • Alcohol
  • Malnourishment
  • Pancreatic duct obstruction
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6
Q

dx for chronic pancreatitis?

A

imaging= shows calcification & dilated pancreatic duct

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7
Q

complications of chronic pancreatitis?

A

splenic vein thrombosis, pseudoaneurysm, pancreatic cancer, fluid collection

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8
Q

aetiology of pancreatitis (general)

A

Idiopathic

Gallstones
Ethanol
Trauma

Steroids
Mumps
Autoimmune
Scorpion bite
Hypercalcaemia/ hyperlipidaemia/ hyperthyroidism 
ERCP damage
Drugs
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9
Q

what is an example of an autoimmune disease that causes pancreatitis?

A

polyarteritis nodosa

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10
Q

what is a drug that causes pancreatitis?

A

azathioprine

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11
Q

pathophysiology of pancreatitis?

A

CBD obstruction >bile reflex into pancreas > pancreatic duct epithelial injury> acini hyperstimulation & release enzymes > auto-digestion of pancreas

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12
Q

recap: what do acini cells secrete?

A

pancreatic enzymes (exocrine function)

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13
Q

recap: hormones (hence endocrine function) are secreted by…

A

islets of langerhans

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14
Q

true/false…

digestive enzymes secreted by acini cells in pancreas are secreted inactive and then activated later on

A

true…

prevents auto digestion of pancreas

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15
Q

symptoms of pancreatitis?

A

severe acute epigastric pain that radiates to back, nausea, vomiting, jaundice, pyrexia

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16
Q

signs of pancreatitis?

A

shocked, upper ab tenderness & guarding, erythema abinge, Cullen & Grey-Turner signs

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17
Q

what is Cullen’s sign?

A

periumbilical brusing

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18
Q

flank bruising is…

A

Grey-Turner’s sign

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19
Q

ix for pancreatitis?

A

bloods- FBC, LFTs, U &Es, clotting, CRP

imaging- AXR, USS, CT (for severity)

20
Q

what is the main finding and diagnostic sign of pancreatitis?

A

elevated amylase

21
Q

how to assess severity of pancreatitis?

A

Glasgow Criteria

22
Q

what is the Glasgow Criteria?

A
PaO2 (<8pKa)
Age (>55)
Neutrophils (WBC >15x109/l)
Calcium (<2mmol/l)
Renal function (Urea >16mmol/l)
E (AST:ALT >200 or LDH >600)
Albumin (<32g)
Sugar (glucose >10mmol/l)

ANY 3= severe pancreatitis

23
Q

what signs shows mild pancreatitis?

A

focal areas of necrosis in pancreas

24
Q

fat necrosis shows…

A

moderate pancreatitis

25
other than 3 points of the Glasgow Criteria, what signs are indicative of severe pancreatitis?
complete pancreatic obstruction w haemorrhage and fat necrosis
26
tx for pancreatitis?
surgical: ERCP, cholecystectomy conservative: fluids, electrolytes, antibiotics
27
tx for chronic pancreatitis?
manage acute episodes creon enzyme replacement therapy Pustow Frey procedure
28
complications of pancreatitis?
pseudocysts, abscess, necrosis ascites, pleural ef due to excess fluid systemic: pulmonary failure, renal failure, sepsis, acidosis, hypocalcaemia
29
why are pseudocysts bad?
can cause biliary obstruction
30
why do abscesses form as a result of pancreatitis?
the necrotic pancreatic tissue becomes infected
31
tx for retroperitoneal abscess?
drain & necrosectomy & lavage
32
acronym for pancreatitis complications?
``` Haemorrhage Disseminated intravascular coagulation ARDS Multi organ failure Necrosis ```
33
what are the types of pancreatic tumours?
exocrine and endocrine tumours
34
what is a pancreatic exocrine tumour?
adenocarcinoma- this constricts the common bile duct
35
what are the endocrine tumours?
gastrinoma, insulinoma, glucagonoma
36
how does gastrinoma present?
ulcers
37
how does insulinoma present?
hypoglycaemia
38
how does glucagonoma present?
hyperglycaemia
39
aetiology of pancreatic tumours?
smoking, charred meat, obesity, diabetes (1&2)
40
s/s of pancreatic tumours?
jaundice, steatorrhea, dark urine, wt loss, back pain
41
dx of pancreatic tumours?
hx, exam, bloods, imaging (USS, CT, MRI)
42
how do you stage a pancreatic tumour?
TNM
43
tx for pancreatic tumour?
ERCP stent insertion, chemo/ radio | surgical: Whipple's, total pancreatectomy
44
what is palliative care for pancreatic tumour?
biliary bypass
45
prognosis of pancreatic tumour?
poor due to its anatomical location it invades local organs easily (especially liver)
46
what is the holy trinity symptoms of intra and extra hepatic duct obstruction and why?
- pale & greasy (steatorrhea) stool = bilirubin given stool dark colour and bile contains enzymes that break down fats so bile cannot reach small intestine hence pale greasy stool is formed - dark urine= bile containing bilirubin backs up and haemorrhages into blood stream and travels to kidneys to be filtered as urine and so dark urine - jaundice= due to bile presence in blood