Pancreatitis Flashcards
What is acute pancreatitis?
Inflammation of the pancreas
What are the most common etiologies of acute pancreatitis in the US?
Alcohol abuse (50%)
Gallstones (30%)
Idiopathic (10%)
Acronym for causes of pancreatitis?
I GET SMASHED
Idiopathic
Gallstones Ethanol Trauma
Scorpion bite Mumps Autoimmune Steroids Hyperlipidemia ERCP Drugs
Sx of pancreatitis?
Epigastric pain (frequently radiates to back)
Nausea/Vomiting
What are the signs of pancreatitis?
Epigastric tenderness
Diffuse abdominal tenderness
Decreased bowel sounds (adynamic ileus)
Fever
Dehydration/shock
What is the DDx for pancreatitis?
Gastritis/PUD
Perforated viscus
Acute cholecystitis
SBO
Mesenteric ischemia/infarction
Ruptured AAA
Biliary colic
Inferior MI/pneumonia
What labs should be ordered if suspected pancreatitis?
CBC
LFT
Amylase/Lipase
Type/cross
ABG
Calcium
Chemistry
Coags
Serum lipids
What are the associated lab findings with pancreatitis?
Labs: High amylase/lipase, high WBC
AXR: Sentinel loop, colon cutoff, possibly gallstones (10% visible on xray)
U/S: Phelgmon, cholelithiasis
CT: Phlegmon, pancreatic necrosis
What is the most common sign of pancreatitis on AXR?
Sentinel loops
What is the treatment for pancreatitis?
NPO
IVF
NGT if vomiting
H2 blockers/PPI
Analgesia (Demerol)
Correction of coags/electrolytes
Alcohol prophylaxis
“tincture of time”
What are the possible complications of pancreatitis?
Pseudocyst
Abscess/infection
pancreatic necrosis
splenic/mesenteric/portal vessel rupture of thrombosis
pancreatic ascites/pancreatic pleural effusion
DM
ARDS/sepsis/MOF
Coagulopathy/DIC
Encephalopathy
Severe hypocalcemia
What is the prognosis of pancreatitis?
Based on Ranson’s criteria
What is the Ranson’s criteria for the initial 48 hours?
- Base deficit >4
- BUN increase > 5mg/dL
- Fluid sequestration >6L
- Serum Ca <8
- Hct decrease >10%
- PO2 (ABG) <60mmHg
What is Ranson’s criteria at presentation of pancreatitis?
- Age >55
- WBC > 16,000
- Glucose > 200
- AST > 250
- LDH >350
Are postpyloric tube feeds safe in acute pancreatitis?
Yes!