EO 007 - GI/GU Flashcards
What is nausea?
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Unpleasant sensation of immediate need to vomit.
Slide 11*
How does nausea/vomiting present?
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- Hypersalivation
- Repetitive swallowing
- Tachycardia
Slide 11*
What CNS component is involved with nausea and vomiting?
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Vomiting center in medulla.
Slide 12
What pathways are involved with triggering the vomiting center?
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- Peripheral
- Vestibular
- Chemoreceptor Trigger Zone
- Cortex
Slide 12
What management options exist for nausea?
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- Antiemetics
- Hygeine
- Tx of underlying condition
Slide 13
What is vomiting?
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Forceful expulsion of gastric contents.
Slide 14
What are some associated symptoms with vomiting?
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- Pain
- Fever
- Diarrhea
- Weight loss
- CNS
Slide 15
What are some disorders that can cause vomiting?
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- Esophageal disorder
- Small bowel obstruction
- Gastric outlet obstruction
- Large bowl obstruction
- Upper GI bleed
Slide 16
What are management options for vomiting?
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- Tx of underlying condition
- Antiemetics
- BRATS diet
- Hydration
Slide 18
What is diarrhea?
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Sudden onset of increased water content in stool
Slide 19*
Whats the difference between acute and chronic diarrhea?
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Acute: >3 BM / day for less than 3 weeks
Chronic: >3 BM / day for more than 3 weeks
Slide 19*
What are red flags of diarrhea?
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- Blood / abnormal mucus
- Fever
- Immunocompromised / elderly
- Persistent
- Pre-existing medical condition
- Antibiotic use
- Severe / worsening
Slide 21*
What are the 4 basic mechanisms of diarrhea?
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- Increased intestinal secretion
- Decreased intestinal absorption
- Increased osmotic load
- Abnormal intestinal motility
Slide 22*
What are the typical causes of diarrhea?
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- Viral
- Bacterial
- Drug
- Parasite
- Fungal
- Organophosphate poisoning
- Traveller’s diarrhea.
Slide 24
What causes Traveller’s diarrhea?
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Consumption of contaminated food and drink.
Slide 27
What is constipation?
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Infrequent or unsatisfactory defecation, fewer than 3 times per week
Slide 30
What are the 3 classes of constipation?
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- Normal Transit
- Dyssynergic Defecation
- Slow Transit
Slide 33
What are reds flags of constipation?
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- Lasting >2 weeks
- No BM > 7 days with laxative
- Chronic medical conditions
- Blood / mucus
- Fever
- Signs of anemia
- Severe pain
- Recent abdo surgery
- Moderate to extreme thirst
- Unexplained weight loss
- Fx of colon cancer
- Abnormal / excessive vomiting
Slide 35
What are management options for constipation?
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- Lifestyle changes
- Fiber / laxatives
- MO / PA
- MELs
Slide 37
What is a hemorrhoid?
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Internal or external hemorrhoidal plexus becoming engorged, prolapsed, or thrombosed.
Slide 39
What is the clinical presentation or unthrombosed external hemorrhoids?
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Painless with traces of blood on surface of stool or toilet paper.
Slide 41
What is the clinical presentation of thrombosed external hemorrhoids?
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Painful/burning sensation, severe at time of defectation.
Slide 42
What is the clinical presentation of internal hemorrhoids?
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Typically painless, possibly palpable on digital exam (MO only)
Slide 43
List and describe the grades of internal hemorrhoids?
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Grade 1 - Luminal protrusion above dentate line, not prolapsed.
Grade 2 - Prolapsed with spontaneous reduction
Grade 3 - Prolapse requiring manual reduction
Grade 4 - Prolapse unable to be reduced, can result in edema and strangulation
Slide 44 - 47
What is the treatment for Grade 1 - 3 hemorrhoids?
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- Refer to MO
- Manual reduction
- Sitz bath
- Local anesthetics
- Steroids ointments
- Fiber
- Barrier cream
Slide 49. Refer to MO for Grade 4
What is GERD?
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Gastro-Esophageal Reflux Disease, reflux of gastric contents into esophagus.
Slide 52
What are symptoms of GERD?
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- Heartburn
- Chest discomfort
- Painful swallowing
- Acid regurgitation
- Hypersalivation
- Worse after meals / head down
- Relieved with antacids
Slide 53
What is the treatment plan for GERD?
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- Antacids
- Enhance upper tract motility
- Eliminate risk factors
- Avoid irritants
- Avoid eating before bed
Slide 54
What is dyspepsia?
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Chronic or recurrent epigastric pain, postprandial fullness, or early satiety.
Slide 55
What are the classifications of dyspepsia?
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- Functional
- Idiopathic
- Non-ulcerative Dyspepsia (NUD)
Slide 55
What are the causes of dyspepsia?
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- Idiopathic (60%)
- Peptic ulcer (15% - 25%)
- Reflux esophagitis (5% - 15%)
- Gastric esophageal cancer (2%)
Slide 56
What is H. Pylori?
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A flagellated spiral gram-negative bacteria living between mucous gel and mucosa. Produces urease.
Slide 58
What are signs/symptoms of H. Pylori?
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- Dyspepsia
- Burning/sharp/dull/aching epigastric pain
- Pain may keep patient awake at night
- Relief with ingestion of milk/antacids
Slide 59
What is the gold standard for diagnosing H. Pylori?
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Visualizing ulcer with upper GI endoscopy.
Slide 60
What is upper GI bleeding?
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Bleeding in or superior to stomach.
Slide 62
What are signs/symptoms of upper GI bleeding?
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- Black tar-like or bloody stool
- Blood in vomit
Slide 62
What is the treatment plan for upper GI bleeds?
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- Immediate resuscitative measures
- Airway management anticipation
- Endoscopy
- Drug therapy
- Balloon tamponade
- Surgery
Slide 66
What is lower GI bleeding?
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Loss of blood from the GI tract distal/inferior of the Treitz ligament.
Treated as potentially life threatening
Slide 68
What is the clinical presentation of a lower GI bleed?
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- Hematochezia
- Melena
- Hypotension
- Tachycardia
- Angina
- Syncope
- Weakness
- Altered Mental Status
Slide 69 (nice)
What are some causes for lower GI bleed?
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- Diverticulosis
- Vascular Ecstasia
- Mesenteric Ischemia
- Meckel Diverticulum
Slide 70
What is appendicitis?
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Luminal obstruction of the vermiform appendix causing intraluminal pressure, vascular insufficiency, and inflammation.
Slide 74
What are signs/symptoms of appendicitis?
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- General malaise
- Indigestion
- Anorexia
- Periumbilical/central abdo pain
- Nausea/vomiting
- Fever
- Flank pain
- Dysuria
- Hematuria
Slide 75
What are some positive exam findings for acute appendicitis?
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- Abdominal rigidity
- Positive psoas
- Fever/malaise
- Rebound tenderness
- Abdominal guarding
Slide 77
What are some diagnostic tests that can indicate appendicitis?
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- Blood test for WBC, C-reactive protein, and erythrocyte sedimentation rate
- Urinalysis
- Pelvic exam and pregnancy test for women of child-bearing age
- X-Ray
Slide 78
What is acute cholecystitis?
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Inflammation of the gallbladder, typically due to gallstones.
Slide 81
What are some signs/symptoms of acute cholecystitis?
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- RUQ pain
- Radiation of pain to upper left back
- Nausea
- Vomiting
- Diaphoresis
- Fever
Slide 82
What ois biliary colic?
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Pain lasting 1 - 5 hours possibly with nausea/vomiting and referred pain.
Slide 85
What is acute pancreatitis?
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Inflammatory process of pancreas that may involve surrounding tissue and remote organ systems.
What are the biggest causes of acute pancreatitis?
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Gallstones and alcohol use
Slide 90
What is diverticulitis?
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Inflammation of diverticula within the colon.
Slide 95
What are classic signs of diverticulitis?
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- LLQ abdominal pain
- Fever
- Leukocytosis
Slide 96
What is ulcerative colitis?
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Chronic inflammatory disease of the colon, presents as mild, moderate, or severe
Slide 101
What is the presentation of mild ulcerative colitis?
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- Fewer than 4 BM / day (isn’t that normal?)
- No systemic symptoms
- Constipation and rectal bleeding
Slide 105
What is the presentation of moderate ulcerative colitis?
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- Fewer than 4 BM / day (isn’t that normal?)
- No systemic symptoms
- Constipation and rectal bleeding
- involves splenic flexture
Slide 106
What is the presentation of severe ulcerative colitis?
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- Frequent BM
- Anemia / weight loss
- Fever
- Low serum albumin
- Pancolitis
- Tachycardia
Slide 107