Acute Pancreatitis Flashcards

1
Q

Pancreatitis

A

Inflammation of the pancreas

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2
Q

Pancreatitis can be

A

Acute or chronic

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3
Q

Pancreatitis can also be classified as

A

Mild to severe

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4
Q

Pancreatitis occurs when the pancreas …..

A

Becomes damaged and malfunctions as a result of increased secretion and blockage of ducts
Pancreatic tissue may be digested by it’s own enzymes

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5
Q

Mild acute pancreaititis

A

Absence of organ failure and local or systemic complications

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6
Q

Moderately severe acute pancreatitis

A

Transient organ failure or local or systemic complications without persistent organ failure

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7
Q

Severe acute pancreatitis

A

Persistent organ failure that may involve one or multiple organs

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8
Q

Symptoms of acute pancreatitis

A

Acute onset of persistent severe epigastric pain
Nausea
Vomiting

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9
Q

Most common causes of acute oancreatitis

A

Biliary disease

Alcohol abuse

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10
Q

Other causes of acute pancreatitis

A
Trauma
inflammation from adjacent peptic ulcer or abdominal infection
Pregnancy
Mumps
Tumors
congenital causes
vascular thrombosis or embolism
drugs
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11
Q

Lab values of acute pancreatitis

A

Serum amylase rises (6-12 hours)

Serum lipase rises (4-8 hours)

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12
Q

Complications

A

Hemorrhage
pseudocyst formation
inflammatory mass
intrapancreatic and extra-pancreatic fluid

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13
Q

Most common cause of acute pancreatitis

A

Gallstones

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14
Q

Sonographic appearance of acute pancreatitis

A

“•Ranges from normal size to focal/diffuse enlargement
•Hypoechoic
•Borders are distinct but irregular
•Enlargement of the head causes depression on IVC
•Commonly have gallstones
•Pancreatic duct may be enlarged
•May have peripancreatic fluid collections”

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15
Q

Fluid collections that do not resolve

A

Pseudocysts

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16
Q

Pseudocysts are always

A

Acquired

17
Q

When do pseudocysts develop

A

4-6 weeks after the onset of pancreatitis

18
Q

most common sites for fluid collection

A
Lesser sac
Anterior pararenal spaces 
Mesocolon 
Perirenal spaces
Peripancreatic soft-tissue spaces
19
Q

Pancreatic pseudocyst

A

a collection of fluid that arises from the loculation of inflammatory processes, necrosis, or hemorrhage

20
Q

when do pancreatic pseudocysts develop

A

when pancreatic enzymes escape from the gland and break down tissue to form a sterile abscess somewhere in the abdomen
They generally take on the contour of the available space around them and are therefore not always spherical, as true cysts are.
More than one pseudocyst may be present.

21
Q

Most common location of pseudocyst

A

Lesser sac anterior to the pancreas and posterior to the stomach
2nd most common is the anterior pararenal space (posterior to the lesser sac, Gerota fascia)

22
Q

Fluid more commonly occurs…..

A

In the left pararenal space than the right

23
Q

Most common complication of a pseudocyst

A

Spontaneous rupture

24
Q

3% of ruptured psuedocysts

A

Drain directly into the peritoneal cavity

25
Q

Clinical symptoms of ruptured pseudocyst

A

Sudden shock

Peritonitis

26
Q

Pancreatic ascites

A

Pancreatic pseudocyst ruptures into the abdomen