Mod 3 Lecture 2: Conditions Effecting the Gastrointestinal System and Pharmacotherapy Flashcards
Exam 2
Location of the Liver
Upper right quadrant (URQ) of the abdomen, under the diaphragm
What is the structure of the liver?
Large fibrous capsule divided by falciform ligament into right and left lobes
Where are the liver ducts located and what do they do?
Has right and left hepatic ducts and a common hepatic duct; drains bile
What are the functional units of the liver?
Hepatocytes
Hepatocytes
liver cells; arranged in lobules, can regenerate, up to a point
What is involved in the liver’s blood supply?
Hepatic artery
Hepatic Portal vein
Hepatic vein
Hepatic artery
brings oxygenated blood from general circulation to liver
How much blood does the hepatic artery bring to the liver?
400-500ml/min
Hepatic artery supplies how much blood to the liver?
Supplies 25% of blood, dependent on cardiac output
Hepatic portal vein does what?
Receives deoxygenated blood from stomach, pancreas, spleen, small & large intestines to the liver
How much blood does the hepatic portal vein deliver to the liver?
1,000-1500 mL/min
The hepatic portal vein carries what else to the liver?
The hepatic portal vein, which carries 75% of the blood to the liver, is rich in nutrients that have been absorbed from the intestinal tract
Hepatic vein
Empties into the inferior cava
Bile is made up of what?
Bile is an alkaline, bitter-tasting, yellowish green fluid that contains bile salts (conjugated bile acids), cholesterol, bilirubin (a pigment), electrolytes, and water.
What do electrolytes in the bile do?
Electrolytes ~ HCO3
Neutralizes acidic gastric contents
Promotes actions of intestinal & pancreatic enzymes
What is bile produced from?
Produced by hepatocytes
How much bile is secreted by the liver a day?
700-1200 ml/day
How does bile exit the liver?
Exits from liver via hepatic duct system
Where is bile stored?
Gallbladder ~ storage
Bile drains from _____to ______
Common Bile Duct to Duodenum
What is bile salts/acids made from?
Formed from cholesterol
What does bile do to fats
Emulsification of fats and facilitates absorption via small intestine of fat-soluble vitamins ~ A, D, E, K for digestion
What are the fat soluble vitamins?
A, D, E, K for digestion
What lipid-lowering agents did we discuss last semester that decreases cholesterol absorption in the small intestine and block bile from being reabsorbed so more passes out of stool?
Cholesterol absorption inhibitors - Ezetimibe (zetia)
Bile-Acid Sequestrants (colesevelam)
Flaxseed
What is the most common cause of gallstones?
High concentration of cholesterol in the bile (most common)
Why does a high level of cholesterol in bile lead to gallstones?
Bile cannot dissolve the excessive level of cholesterol.
Excessive cholesterol forms a mass or calculi.
What else other than excess cholesterol lead to gallstone formation?
Excessive bilirubin contributes to gallstone formation.
Other than bile and bilirubin, what can lead to gallstones?
Gallbladder does not empty completely
Gallbladder empties infrequently or incompletely.
Stagnant bile becomes more concentrated –> formation of gallstones.
Why would a gallstone not empty properly?
Gallbladder does not empty completely
Gallbladder empties infrequently or incompletely.
What are the five F’s that can lead to increase in gallstone formations?
Fair
Female
Forty and up
Fat
Fertile
What are the big risk factors to gallstone formation?
Big risk factors: 5fs, rapid weight loss, pregnancy
What are symptoms of gallstones:
Sx:
Biliary colic, RUQ abdominal cramping & pain worsens after fatty meals, may radiate to back or right shoulder, abdominal distension, n/v, jaundice, clay-colored stools, fever, leukocytosis, inflammation and infection
How may abdominal cramping and pain occur with gallstones?
RUQ abdominal cramping & pain worsens after fatty meals, may radiate to back or right shoulder,
What is the primary roles of the liver?
Storage,
excretion,
metabolism,
1st pass,
glucose regulation,
detoxification
What does the liver store?
Stores blood (~ 450mL),
Stores Fe,
Stores fat-soluble vitamins (A, D, E,K), B12, glycogen.
What does the liver synthesize?
Synthesis of clotting factors (prothrombin) and albumin
Lipoprotein synthesis -LDL, HDL
What does the liver do to hemogobin?
Degrades hgb –> globin and amino acids to be re-used in the synthesis of more hgb
What is the role of the liver with blood?
Stores blood and
Filtration/detox of blood
What cells of the liver remove bacteria?
Phagocytic cells, Kupffer cells, remove bacteria
What does the liver metabolize?
Metabolism of CHO, protein, fat, drugs
The liver is a source of what?
Heat
What does the liver do when RBC breakdown occurs in the blood?
Conjugates bilirubin when RBC breakdown in blood
What is a by product of protein metabolism?
Ammonia (NH3)
What is ammonia converted into by the liver?
Urea
Common Labs of Hepatic Function assess what?
Liver enzymes (Liver function tests, LFTs)
Liver enzymes (Liver function tests, LFTs) include?
AST (aspartate aminotransferase) & ALT (alanine aminotransferase)
ALP (alkaline phosphatase)
Bilirubin
Labs to measure hepatic function and liver disease also include
Albumin
Prothrombin time
Blood Urea Nitrogen (BUN)
Ammonia (NH3)
AST (aspartate aminotransferase) & ALT (alanine aminotransferase)
What are they involved in? Where are they mainly present?
Involved in metabolic reactions, present mainly in liver cells
AST (aspartate aminotransferase) & ALT (alanine aminotransferase)
When are they released?
Released into circulation in liver disease, hepatocellular injury, necrosis
AST (aspartate aminotransferase) & ALT (alanine aminotransferase)
What are they markers for? How do they present in liver disease and injury?
Markers of injury, elevated in liver disease, liver injury released into circulation
ALP (alkaline phosphatase)
Where is it mainly?
Mainly in bile ducts
ALP (alkaline phosphatase)
How are ALP in biliary obstruction?
Increases with biliary obstruction
ALP (alkaline phosphatase)
When biliary tree obstruction occurs? What happens?
When biliary tree obstructed, bile duct cells release ALP (elevation)
What is a component of bile?
Bilirubin
Breakdown of RBCs????
Bilirubin is a measure of what?
Measure of liver’s ability to perform enzymatic/metabolic functions
How is bilirubin presented in liver disease?
Elevated in liver disease
Albumins
Serum protein synthesized by liver
What does Albumin measure?
Measure liver’s capacity for protein synthesis
How are albumin levels in liver disease? Why?
Decreased in liver disease because liver cannot produce plasma proteins.
Prothrombin Time?
Measures function of clotting cascade
?????? Liver clotting
Liver synthesizes most coagulation factors
Liver decreases production of vitamin K and prothrombin.
What happens to prothrombin time in liver disease? What causes this?
Deficient clotting & elevated prothrombin time
Having to do with Blood Urea Nitrogen (BUN), what is made in the liver?
Urea is made in the liver
In liver disease, what happens to BUN?
Decreased BUN (ammonia not being converted to urea)
This leads to high levels of ammonia
Ammonia is a by product of what process?
By-product of protein metabolism
Where is most ammonia absorbed? And what is it converted to?
Most is absorbed into portal circulation & converted to urea
What can liver NOT do with ammonia?
Liver cannot convert ammonia to urea for excretion.
How are ammonia levels in liver disease?
Elevated in liver disease
What is hepatitis?
Inflammation of the liver
How is hepatitis viewed?
Treatable/Manageable with drugs, self-limiting
What are the two causes/types of hepatitis?
- Infections, contagious
- Nonviral, noncontagious
Infections, contagious hepatitis are often what/.
Viral
What are the five types of viral hepatitis?
A, B, C, D, E,
What are the most common types of viral hepatitis?
A, B, C most common
How is recovery of viral hepatitis?
Can recover in time but advanced age & comorbidities - ↑’d risk of liver failure, liver ca, cirrhosis
What are non-viral, non contagious causes of hepatitis?
EtOH
Meds ~ APAP, antiseizure meds, ABX
Autoimmune DX
Types of meds that would lead to non viral noncontagious hepatitis?
APAP, antiseizure meds, ABX
How is recovery of nonviral, non-contagious hepatitis?
Usually recover
What maynonviral, non-contagious hepatitis develop into?
May develop liver failure, liver cancer, or cirrhosis
Nonviral and viral hepatitis can result in what?
Both types can result in liver cell destruction, necrosis, autolysis, hyperplasia & scarring
What are the two forms of hepatitis? (Different from types)
- Acute
- Chronic
- Fulminant
How does acute hepatitis occur?
Proceeds through phases – prodromal/pre-icteric, icteric, recovery
What are the phases of acute hepatitis?
prodromal/pre-icteric,
icteric,
recovery
What is considered chronic hepatitis?
Cont’d disease lasting > 6 months
What types of hepatitis can become chronic? Which ones primarily?
Only types B, C, D - Primarily B & C
Severity and disease progression of chronic hepatitis depends on what?
Severity & disease progression depends on extent of liver damage
How can someone live with chronic hepatitis?
Can live with it for years, but health deteriorates as liver function declines –> fibrosis, obstruction, cirrhosis, failure, liver ca
What are the effects of deteriorating liver function due to living with chronic hepatitis for years?
Can live with it for years, but health deteriorates as liver function declines fibrosis, obstruction, cirrhosis, failure, liver ca
Fulminant
Fulminant ~ liver failure
sudden?
Patho of Hepatitis Viral Hepatitis:
How does hepatitis infection start?
One of the 5 Virus strains targets the hepatocytes
Patho of Hepatitis Viral Hepatitis:
Why does hepatocyte damage occur in viral hepatitis?
Virus attacks the hepatocytes
Patho of Hepatitis Viral Hepatitis:
What occurs after virus attack the hepatocytes?
Cell-mediated immune responses to the virus
Patho of Hepatitis Viral Hepatitis:
What are the Cell-mediated immune responses to the virus?
Cytotoxic cytokines and natural killer cells lyse infected hepatocytes
Injury –> inflammation
Pathologic lesions of chronic hepatitis: necrosis, scarring, Kupfer cell hyperplasia, phagocyte infiltration
Swelling and necrosis in the liver cells.
Patho of Hepatitis Viral Hepatitis
Pathologic lesions of chronic hepatitis include:
necrosis, scarring, Kupfer cell hyperplasia, phagocyte infiltration
Patho of Hepatitis Viral Hepatitis
Swelling and necrosis in the liver cells.
This can lead to ?
Swelling and severe inflammation of the liver can produce biliary stasis
Patho of Hepatitis Viral Hepatitis:
How is recovery?
Recovery possible but can remain as carriers (people with previous chronic low-grade infection, non-active disease).
Carriers can still spread hepatitis even if they are asymptomatic.
Patho of Hepatitis Viral Hepatitis:
How do/can carriers spread?
Carriers can still spread hepatitis even if they are asymptomatic.
Patho of Hepatitis Viral Hepatitis:
“Hepatitis double punches hepatocytes”
What does that mean?
Hepatocytes get attacked (virus) AND lysed (by body’s defense mechanisms).
Here is a trick to their mode of transmission of different hepatitis strains:
Hepatitis A
Hepatitis A = Anal for mouth-fecal route
Here is a trick to their mode of transmission of different hepatitis strains:
Hepatitis B
Hepatitis B = Blood and body fluids
Here is a trick to their mode of transmission of different hepatitis strains:
Hepatitis C
Hepatitis C = Circulation, for blood and IV use
Here is a trick to their mode of transmission of different hepatitis strains:
Hepatitis A and E
Hepatitis A and E = Vowels and bowels for fecal route
Clinical Presentation of Hepatitis
Stages?
- Preicteric (prodromal)
- Icteric
- Posticteric/Recovery
Clinical Presentation of Hepatitis
Preicteric (prodromal) occurs when?
2 weeks post exposure
Clinical Presentation of Hepatitis
Icteric Phase occurs when? How long does it last?
1-2 weeks after prodromal phase
Lasts 2-6 weeks
Clinical Presentation of Hepatitis
Posticteric/Recovery Phase- when does it occur?
6-8 weeks after exposure
Clinical Presentation of Hepatitis
Preicteric (prodromal) phase Manifestations?
Fatigue, malaise, anorexia, nausea, general muscle aches, fever, headache, mild upper RQ discomfort
Clinical Presentation of Hepatitis
Preicteric (prodromal) phase
Explanation of Manifestations?
Is it transmissible?
Hepatocytes are infected by the virus causing pain to liver (RUQ) as well as liver inflammation and swelling
Infection transmissible
Clinical Presentation of Hepatitis:
When is the actual phase of illness?
Icteric Phase
Clinical Presentation of Hepatitis
Icteric phase Manifestations?
Jaundice, light-colored stools, dark urine, pruritic skin, tender and enlarged liver, mild aching pain, clotting problem
Clinical Presentation of Hepatitis
Icteric phase Explanation of Manifestations?
Hepatocytes malfunction, altering bilirubin metabolism, which causes an increase in serum bilirubin (jaundice) and dark urine
Clinical Presentation of Hepatitis
Icteric phase Explanation of Manifestations?
What does inflammation lead to?
Inflammation occurs, blocking bile production, causing light colored stools, and decreasing the synthesis of blood clotting factors.
Liver inflammation and swelling leads to biliary obstruction
Clinical Presentation of Hepatitis
Posticteric/Recovery phase Manifestations?
Manifestations fade, may take several weeks to return to normalcy
Clinical Presentation of Hepatitis
Posticteric/Recovery phase
Explanation of Manifestations?
Hepatocytes recover
Symptoms diminish but liver still large and tender
The Hepatitis B Panel Includes The Following Three Tests:
- Hep B Surface Antigen
- Hep B Surface Antibody
- Hep B Core Antibody
SLIDE 20
Read/study
Prevention/Treatment of Hepatitis
With Strains of Hepatitis have a vaccine
Hep A and Hep B
Prevention/Treatment of Hepatitis
With Strains of Hepatitis DO NOT have a vaccine?
Hep C, D, E
Prevention/Treatment of Hepatitis
When is the Hep A vaccine administered and to who?
All children @ 1yo
Immune serum globulin?????
Prevention/Treatment of Hepatitis
Why would the Hep A vaccine be administered?
Non-domestic traveling
MSM
IV abusers
Long-term liver disease
Frequent blood transfusions, hemophilia
Exposure, living w/ someone who is hep A (+)
Prevention/Treatment of Hepatitis
Why is it important to get the Hep A virus?
Hep A Virus replicates in liver & secreted in feces
Prevention/Treatment of Hepatitis
When is the Hep B vaccine administered and to who?
All infants @ birth
Prevention/Treatment of Hepatitis
Who else would be receiving a Hep B vaccine?
Older children not previously vaccinated
Adults @ risk
Hep B immune globulin???
Prevention/Treatment of Hepatitis
What adults at risk would be receiving the Hep B vaccine?
Healthcare workers
Sexual activity
IV abusers
Hep B vaccine??? Slide makes no sense (22)
Hep B immune globulin
Hep C is screening for what?
Screening of blood donors
What is the antiviral therapy for Hep C?
Interferon-alpha or combined with ribavirin (antiviral therapy)
What is used to confirm active hep C?
HCV RNA quantification to assess viral load & evaluate antiviral therapy
What is used to prevent Hep D?
No specific vaccine
Hep B vaccine, only if not already Hep B (+)
What can be done to prevent Hep E?
There is no vaccine.
Ensure safe drinking water
Hygiene
In general terms, what is cirrhosis?
Late-stage, irreversible disease, liver scarred
In cirrhosis, what leads to disease and liver scarring?
Liver cells swell, fibrosis, hepatomegaly
Infiltration of WBCs & inflammatory process
In cirrhosis, what do wbcs do?
Infiltration of WBCs & inflammatory process
In cirrhosis, what happens to the lobules of the liver?
Lobules of liver covered with fibrous connective tissue and get filled with fat –> obstructed biliary channels & blood flow jaundice and portal htn
In cirrhosis, lobules of liver get covered with fibrous connective tissue and get filled with fat,
what does this lead to?
obstructed biliary channels & blood flow causing jaundice and portal hypertension
What are causes of cirrhosis? What is the main one? List 4
Alcohol abuse**
Gallstones that obstruct bile flow in the gallbladder
Cystic fibrosis, which causes mucous plugs to form in the bile duct
Chronic hepatitis, particularly HCV
What are causes of cirrhosis? List 2
Long-term exposure to toxic material
Storage disorders, such as hemochromatosis, which is a buildup of iron in the body
Slide 25???
WWWHHHHHAAAAATTTTTTT
What happens to the abdomen during cirrhosis? Why?
Abdominal distension caused by gross ascites.
Ascites
Fluid accumulation in peritoneal cavity
How does ascites occur in cirrhosis?
Portal HTN pushes fluid back –> abdominal cavity
Liver unable to produce sufficient albumin
Albumin needed for maintaining colloidal pressure & fluid balance
Abdominal distension caused by gross ascites:
What does the liver do or not do that leads to ascites during liver cirrhosis?
Liver unable to produce sufficient albumin
Albumin needed for maintaining colloidal pressure & fluid balance
What is the pharmacological treatment for cirrhosis?
Vitamins (esp Vitamin K)
GI prophylaxis
Ferrous sulfate, folic acid
Bile-acid sequestering agents – aid in bile excretion (colesevelam, cholestyramine, colestipol)
Non-selective Betablocker
TX for encephalopathy
Pharmacological Treatment for cirrhosis:
What do bile-acid sequestering agents do?
Bile-acid sequestering agents – aid in bile excretion (colesevelam, cholestyramine, colestipol)
What are examples of bile sequestering agents used in the pharmacological treatment for cirrhosis?
(colesevelam,
cholestyramine,
colestipol)
Pharmacological Treatment for cirrhosis?
What is the treatment for encephalopathy in cirrhosis?
Lactulose ~ rid ammonia via fecal excretion
What does lactulose do?
Lactulose ~ rid ammonia via fecal excretion
How does lactulose decrease ammonia levels when used for cirrhosis?
Lowers the pH of colon, which inhibits the diffusion of ammonia from colon –> blood, thereby ↓ blood ammonia levels
When a patient is given lactulose for cirrhosis, how much will ammonia levels decrease?
Ammonia levels will decrease by 25-50%
Other than remove ammonia from the body, what else does lactulose do?
Soft BMs
How can lactulose be given? How often are doses given?
Can be given rectally
May repeat doses hourly
When a patient is given lactulose for cirrhosis, what is the desired outcome?
Desired outcome: clearing of confusion & improved mental status
Pancreas A&P:
What is the exocrine functions of the immune system?
Responsible for secreting enzymes into the duodenum to facilitate food digestion.
Pancreas A&P:
What are the enzymes secreted into the duodenum to facilitate food digestion?
Amylase – digestion of starch & glycogen
Lipases – digestion of fats
Proteases – digestion of proteins
Trypsin
Chymotrypsin
Elastase
Amylase
digestion of starch & glycogen
Lipases
digestion of fats
Proteases
digestion of proteins
Pancreas A&P:
Exocrine functions
Role of electrolytes:
What does it result in?
bicarbonate ions – Neutralizes acid to protect enzymes from stomach acid & pepsin
The resulting pH elevation inactivates pepsin
Pancreas A&P:
Exocrine functions
Role of water?
Carries enzymes necessary for digestion
Pancreas A&P:
Exocrine functions
Duct system role?
carries these substances (enzymes, electrolytes, h20) to the duodenum to join the chyme
Pancreas A&P:
What are the endocrine functions of the pancreas?
Hormone production
- Insulin, glucagon
Maintenance of homeostasis
- Blood glucose
Pancreas A&P:
Endocrine functions of the pancreas:
What hormones does it produce?
Insulin
Glucagon
Pancreas A&P:
Endocrine functions of the pancreas:
How does it maintain homeostasis
Maintains blood glucose
Slide 31?
WWhhaatt
What is acute pancreatitis?
Mild to life-threatening inflammation of pancreas
Is reversible
What causes acute pancreatitis?
*Alcohol Abuse (chronic)
*Gallstones and Biliary Tract Disease
Viral infections
Meds
Hypertriglyceridemia
How does chronic alcoholism cause acute pancreatitis?
Stimulates increased secretion of pancreatic enzymes
Contracts the sphincter of Oddi, blocking flow
What does chronic alcoholism cause to happen to the sphincter of Oddi?
Contracts the sphincter of Oddi, blocking flow
How does acute pancreatitis feel for someone with chronic alcohol abuse?
severe pain
Gallstones and Billiary Tract Disease leads to what?
Obstructs bile flow and pancreatic enzymes
When bile flow and pancreatic enzymes are obstructed in gallstones and billiary tract disease, what does this cause?
Causes bile to reflux into the pancreatic ducts
What are complications of acute pancreatitis?
Necrosis, abscess, gangrene, hemorrhage, AKI
What are more complications of acute pancreatitis?
DM
Renal failure
Malnutrition
Pancreatic cancer
Why would the complication of DM occur in acute pancreatitis?
Damage to insulin-producing cells
Why would the complication of renal failure occur in acute pancreatitis?
Shock & RAAS activation
Decreased renal perfusion
Why would malnutrition occur as a complication of acute pancreatitis?
↓ pancreatic enzyme production
Why would pancreatic cancer occur as a complication of pancreatitis?
Cellular mutations
Long-standing inflammation
What is chronic pancreatitis?
Progressive, irreversible destruction
What is the main risk factor leads to chronic pancreatitis?
Main risk factor - excessive alcohol consumption.
What forms in chronic pancreatitis?
Scar tissue and fibrosis form as pancreas progressively destroyed.
Cysts form, walled-off areas of necrosis, pancreatic juice, debris, blood
Other than scar tissue formation, what else would occur in chronic pancreatitis?
What would this lead to?
Strictures in the ducts and organ failure –> lack of pancreatic enzymes and fat malabsorption.
What is not allowed to be given to a patient with chronic pancreatitis?
No alcohol allowed, especially with chronic pancreatitis
What are other causes of chronic pancreatitis?
Tumor
Pseudocysts
Trauma
Cystic fibrosis
What are pseudocysts?
Walled-off collections of pancreatic secretions
What is the prognosis of acute pancreatitis?
Medical emergency
15% mortality rate ~ ↑ with advancing age & comorbidity
What are acute complications of acute pancreatitis?
Shock
Infection
Malnutrition
Pseudocyst, abscess
Acute complications of acute pancreatitis:
Shock- what happens with enzymes? What does this lead to?
Enzymes leak into general circulation
Triggered release of chemicals, immune mediators
What are acute complications associated with shock that is caused by acute pancreatitis?
inflammatory response, hemorrhage, vasodilation, fluid shifts from the vascular to the peritoneal cavity, and increased capillary permeability.
Acute complications of acute pancreatitis:
What do enzymes do in infection? What does this lead to? How serious is this?
Enzymes –> peritoneal cavity & destroys tissue
Vulnerability to bacteria & infection
Serious – require intensive tx
Acute complications of acute pancreatitis:
Infection: What can happen with bacteria?
Translocation of intestinal bacteria –> bloodstream, pneumonia
Acute complications of acute pancreatitis:
Malnutrition: What happens with pancreatic enzymes?
↓ pancreatic enzyme production
Acute complications of acute pancreatitis:
Pseudocysts, abscess?
What would a rupture lead to?
Accumulation of pancreatic fluids & necrotic debris
Rupturing –> hemorrhaging, infection, peritonitis
Clinical Presentation of Pancreatitis:
Acute manifestations may vary by what?
symptoms vary and may be precipitated by a large meal or consuming a large quantity of alcohol.
Clinical Presentation of Pancreatitis:
How do acute manifestations appear?
Sudden & severe onset
Clinical Presentation of Pancreatitis:
How are serum amylase and lipase levels?
Serum amylase & lipase will be elevated
Clinical Presentation of Pancreatitis:
Acute manifestations: How does body pain occur?
Upper abdominal pain
Radiates to back
Worsens after eating
What are other changes associated that are acute manifestations of pancreatitis?
N/V
Mild jaundice
Low-grade fever
Blood pressure, pulse, RR △
—–Increased or decreased
Hyperglycemia
—–Transient
What are the chronic manifestations of pancreatitis? List 4
Hyperglycemia
Insidious onset
Upper abdominal pain
heavy, gnawing, or burning and cramp-like.
Indigestion
What are the chronic manifestations of pancreatitis? List last 4
Unintentional wt loss
Steatorrhea ~ oily, fatty, odorous
Constipation
Flatulence
Management of Pancreatitis: What is done?
ICU monitoring
Resting for the pancreas
Hydration maintenance
Meds
Chronic manifestations of pancreatitis: How is the upper ab pain?
heavy, gnawing, or burning and cramp-like.
Management of Pancreatitis: ICU monitoring includes:
VS (Temp, HR, BP, RR)
Intake & output (every hour)
Management of Pancreatitis: Resting for the pancreas means?
Fasting
TPN –> clear liquids –> low-fat diet
Pancreatic enzyme supplements upon diet resuming
Management of Pancreatitis: What is hydration maintenance mean?
IVF
Management of Pancreatitis: What meds should be given?
Antiemetics, if N/V (+)
Antacids & acid-reducing agents (Raise pH )
Narcotics & analgesics
ABX, if infection (+)
Insulin, for hyperglycemia secondary to Damage
TPN
Approach to Deficiency of Pancreatic Enzymes: What should be given?
Pancrelipase (Creon)
What is pancrelipase?
Mixture
Lipases, amylases, proteases
What is the MOA of pancrelipase?
Increased digestion of fats, carbs, & proteins in GI tract
What is the use of pancrelipase?
Chronic pancreatitis, pancreatectomy, CF, pancreatic cancer
What do pancrelipase delayed release capsules do? How are they taken?
Dissolve in duodenum & upper jejunum
Taken with every meal & snack
Do not crush, chew, or retain in mouth – d/t risk of irritating oral mucosa
What are adverse effects of pancrelipase at normal doses?
Abdominal discomfort, flatulence,
What are adverse effects of pancrelipase at high doses?
Diarrhea, nausea, cramping
What is the efficacy of pancrelipase?
Improved nutritional status
Normalization of stools in patients with steatorrhea