Gastrointestinal/Nutritional Flashcards
What is the MC cause of GERD?
Esophagitis
Who is at risk for infectiouos esophagitis?
Immunocompromised patients
Alarm symptoms of GERD
Dysphagia odynophagia weight loss bleeding (all suspect malignancy or cx)
Gold standard dx for GERD
24h ambulatory pH monitoring
MC Dx tool for GERD
Endoscopy
Stage 1 management of GERD
Lifestyle modification
Stage 2 Management of GERD
Pharmacologic tx: H2 receptor antagonists (ranitidine)
Stage 3 Managemetn of GERD
Scheduled pharm tx: PPI (omeprazole); H2RA (Ranitidine) Consider nissen fundoplication if refractory
Etiology of Achalasia
Loss of Auerbach’s Plexus –> increased LES pressure
Sx of Achalasia
Dysphagia to both solids and liquids
Gold standard test for Achalasia
esophageal manometry LES pressure >40mmHg
Describe
Diagnose
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Birds beak appearane of LES with prox esophageal dilation
Achalasia
What differentiates Achalasia from Nutcracker Esophagus when working the pt up?
Esophogram in achalasia will show birds beak deformity. In Nutcracker esophagus esophogram will be normal
Define Boerhaave’s syndrome
Repeated forceful vomiging causes full thickness rupture of distal esophagus (Bulimia)
Physical exam of Boerhaaves syndrome
Crepitus on chest auscultation d/t penumomediastinum
Define Mllory-Weiss Tear, how is it different from Boerhaaves?
UGI bleed due to longitudinal mucosal lacerations @ GE junction.
Different than Boerhaaves which is FULL THICKNESS as upposed to mucosal layer.
Boerhaaves also has pneumomediastinum involved d/t full thickness rupture where Mallory Weiss does not
When you hear of a pt who is vomiting blood after a night of ETOH binging what do you think of?
Mallory Weiss Tear
When you hear of a pt with deep callouses on her 2nd and 3rd fingers, poor dentition, and conjunctival hemorrhages that is vomiting blood and has chest pain what do you think of?
Boorhaave’s Syndrome
Tx of Boerhaaves?
Surgical Repar
Tx of Mallory Weiss Tear
supportive, or Epi injection, band ligation or balloon tamponade
Describe Plummer-Vinson Syndrome
Dysphagia
Esophageal Webs
Iron deficiency anemia
What are Schatzki Rings mc associated with
Hiatal hernia
Mallory Weiss Tear is usually Painful/Painless?
Painless
Esophageal Varices are a complication of_____
Portal hypertension d/t liver diz
First step for a pt with esophageal Varices
Emergent endoscopy and repair. This is life threatening!!
Pharm tx for pt with esophageal varices
Octeotride decreases splanchnic flow
What procedure is indicated for refractory bleeds in pt w/ esophageal varices
TIPS
Prevention of rebleeds in esophageal varices
Nonselective bb (propanolol, nadolol)
Should BB be used in acute esophageal varices bleeds?
NO! It blunts the response of th eheart to hypovolemic state and reduces co
Describe
Diagnose
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lower esophageal constriction
Schatzki Ring
When you hear of a dysphagia to solids and liquids you think of what type of d/o
Motility (s/a achalasia)
When you hear of dysphagia to solids only you think of what kind of d/o?
Mechanical (masses)
2 etiologies for esophageal cancer (NEW INFO)
Squamous (smokers, ETOH)
Adenocarcinoma (Barretts esopha)
Mc etiology of esophageal neoplasm?
Squamous cell (squam cells done like smoke)
test of choice for esophageal ca
upper endoscopy bx
Patient’s with Barretts should be screened how often for esophageal neoplasms?
every 3-5 years
Etiologies of Gastritis
H Pylori (MC cause)
NSAIDs/Aspirin-PGE inhibition
Acute stress
Gold standard for Gastritis workup
Endoscopy w/ H. Pylori testing
tx of Hpylori
CAP
Clarithromycin, Amoxicillin, PPI
Dx of HPylori
Serology - Elisa still positive after tx so doesn’t help with confirming eradication.
Urea breath test - helps confirm active and eradicated infection
Stool antigen (preferred test)
Endoscopic bx (GOLD standard)
Which is more common Duodenal or Gastric ulcer in PUD
Duodenal 5x more than gastric
Duodenal ulcers are more common in which age group
Younger : 30-55yo
Gastric ulcers are more common in which age group?
Older 55-70
What is the most common cause of upper GI bleed?
Peptic Ulcer Disease
Which ulcer has the follow sx associated:
dyspepsia resolved w/ food, antacids and or anti-secretory agents. Worse before meals and 2-5 hours after.
Duodenal ulcer
Which ulcer has the following sx assoc. with it:
Pain 1-2 hours after meals with associated weight loss.
Gastric ulcer
Most common cancer WORLD wide (not in US)
Gastric Adenocarcinoma
Most important rf for Gastric carcinoma
H pylori
Define Virchow’s node. Why is this important?
Supraclavicular LN - indicative of Gastric Ca.
Define Sister Mary Josephs Node
Umbilical LN - Associated with Gastric CA.
Clinical manifestation of pyloric stenosis
Nonbilious vomiting/regurg projectile
PE shows olive shaped mobile hard pyloris
MC test ordered for Pyloric stenosis
Ultrasound
Describe
Diagnose
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String sign on upper GI contrast study
Pyloric stenosis
5F’s Risk Factors for Cholelithiasis
Fat
Fair
Female
Fourty
Fertil
Sx of Acute Cholecystitis
Intense persistent pain N/V
Positive Murphy’s sign
leukocytosis w/ L shift
Fever
Sx. of Choledocolithasis
Biliary colic
N/V
Jaundice
ELEVATED LFT’S
Charcot’s Triad
Fever
RUQ pain
Jaundice
Reynolds Pentad
Fever
RUQ pain
Jaundice
AMS
Hypotension
What are Charcot’s Triad and Reynold’s Pentad indicative of
Cholangitis
Etiology of acute pacreatitis
Gall stones
chronic ETOH abuse
Clinical presentation of pt w/ pancreatitis
Severe epigastric pain radiating to back
N/V
Tachy
Orthostaiss/dehydration/hypotension
Labs of actue pancreatitis
Lipase inc.
Amylase inc.
ALT inc
Cullen’s sign
Periumbilical eccymosis
Grey turner sign
Flank ecchymosis
what are Cullen and Grey Turner signs indicative of?
Necrotizing (hemorrhagic) pancreatitis
chronic pancreatitis traid
Calcifications
Steatorrhea
DM
MC histology of Pancreatic ca
Adenocarcinoma
MC location of pancreatic ca.
Head
Classic sx. of pancreatic ca
Painless jaundice (MC)
Abd pain –> back
Pruritis
Courvoisier’s Sign
Palpable, Non tender distended GB
Courvoisier’s sign is indicative of?
Pancreatic CA.
Marked Elevation of ALT > AST inciates problem where?
Liver
Marked Elevation of Alk phos and GGTP and 5’nucleotidase indicates problem where?
Biliary tree
How is Hepatitis A contracted
Fecal-Oral
What serology indicates acute infection in Hep A
Positive IgM
What serology indicates Immunity to Hep A
IgG to HAV
Hep B is contracted how?
Bloodborne (needle stick, IVDA, sex)
HBsAg
1st evidence of HBV infection (before symptoms appear)
HBsAb indicates
Distant resolved infectin OR Vaccination
HBcAb IgM indicates
acute infection
HBcAb igG indicates
Chronic infection or distant resolved infection
Which is the most common blood-borne infection?
Hep C
Tx of chronic HCV
Pegylated interferon alpha-2b AND ribavirin
MC cause of cirrhosis in the US
ETOH
Clincial Manifestations of cirrhosis
Gen: Fatigue
Skin: Spider angioma, hepatoslenomegaly, jaundice
Hepatic encephalopathy: Confusion and lethargy w/ Asterixis
Esophageal varices
ascites
Managment of cirhosis enduced enceophalopathy
Lactulose and neomycin
Management of cirhosis induced ascites
Na restriction, diuretics
Paracentisis esp w/ spontaneous bacterial peritonitis
Managment of cirrhosis induced pruritis
Cholestyramine (questran)
Definitive management for cirrhosis
Liver transplant
Most common metastatic Cancer
Hepatocellular neoplasm
Describe
Diagnose
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Coin stacking on AXR
Small Bowel Obstruction
Air fluid levels on AXR indicate what?
SBO
Dilated bowel loops on AXR indicate what?
SBO
High pitched tinkles in abd auscultation indicate what?
SBO
MC cause of SBO
Post-surgical adehsion
What is the most common cause of large bowel obstruction
malignancy
Intussusception traid
Vomiting
Abd pain
Passage of blood per rectum “currant jelly stool”
“sausage shaped mass” in R Upper abd indicates
Intussusception
Olive shaped mass indicates
Pyloric Stenosis
What study is both diagnostic and therapeutic for intussusception?
BE
Sx of Celiac Sprue
Diarrhea, steatorrhea +/- growth delay wt loss abd pain/distention
Dx test for Celiac Sprue
Endomysial IgA ab & transglutaminase Ab
What is the definitive dx tool for celiac
Small bowel bx
Describe
Diagnose
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Apple core lesion
Classic sign for colorectal Ca
What type of anemia is common in colorectal Ca
Fe deficiency anemia
R sided colorectal ca sx
Bleeding (anemia), diarrhea
L sided colorectal sx:
Bowel obstruction
Later presentation
Mainstay of tx for Colorectal Ca
5FU cehmotherapy
MC cause of Acute lower GI bleed
Diverticulosis
w/u for Primary Biliary Cirrhosis
Anti-mitochondrial antibody
Which will have dilated hepatic duct assoc. Cholecystitis or choledocholithiasis
Choledocholithiasis
How is cholangitis dx
ERCP
Pt w/ Hx of GERD on 2 different meds presents with R and L UQ pain ABX looks like this:
Describe
Diagnose
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Perforated Viscus
Air in R hemidiaphragmatic space
Describe
Diagnose
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Loss of Haustral markings
Indicative of UC
Hallmark sx of UC
Bloody diarrhea
Describe diarrhea of Crohn’s
Diarrhea w/ no visible blood
Which vitamin deficiency results in poor wound healing?
Scurvy - Vit C
What are the 3H’s of Vit C def.
Hyperkeratosis
Hemorrhage
Hematologic (anemia)
What metabolic imbalance may happen from too much NG suction?
Metabolic Alkalosis (too much H+ removed)
Dermatitis herpetiformis is indicative of
Celiac Dz
Test of choice for Intestinal Ischemia
Angiography
Kayser-Fleisher Rings
brown or green pigmentation on the cornea suggestive of Wilson’s dz
Smoking Decreases risk for what GI complication
UC
What test can be used to diagnose Celiac Sprue
Antiendomysial Antibodies
First line pharm tx for UC
Aminosalicylates (sulfasalazine, mesalamine)
Mechanical ventillation is a major risk factor for what?
Stress ulcer
Isolated high Indirect bilirubin found incidentally is the hallmark of what d/o?
Gilbert syndrome
Indirect Bilirubin = conjugated/unconjugated?
Unconjugated
Direct Bilirubin = conjugated/unconjugated?
Conjugated
Increased indirect Bili means the problem is at/before/after the liver?
at or before
Increased conjugated Bili means the problem is at/before/after the liver?
After
What vitamin deficiency occurs in PBC
vitamin K
Direct hernias Do/Don’t reach the scrotum?
Don’t
femoral hernias are found above/below the inguinal ligament?
Below
Which hernia type is most common in women?
Femoral
Indirect hernias are do/do not go into the scrotum?
DO
In-DA(sac)-rect
diet high in nitrates or salt and low in vit C is a significant risk factor for which ca?
Stomach
What does bile digest?
Fats
What lab value is usually decreased in a patient with Wilson’s Dz
Ceruloplasmin
Whipple dz is MC in what population?
Farmers around contaminated soil
Describe the classic presentation of Shigella
Dysentery with the passage of bloody stools in a toxic appearing child
Foods assoc w/ salmonella
Poultry: Dairy, meat, eggs
*also exotic pets
Incubation peroid of salmonella
6–48h
Pt with Afib, diffuse abd pain w/o any findings on Xray
Mescenteric ishemia
If a patient has been immunized for Hep B what will their hep panel show?
positive anti-HBs
negative HBsAg
negative anti-HBc.
HBsAg is found when?
Throughout clinical illness (Active)
Anti-Hbs is found when?
When the pt is either immunized or has recovered from HB
Anti-HbC indicates what?
Acute, active infection