GI Exam 2 (Medications +Tx) Flashcards
IBS Medication
Antispasmodic — Pain/Bloating (2)
(-mine)
Dicyclomine
Hyosycamine
IBS Medications
Anti-Constipation (IBS-C) — 3
Osmotic Laxatives — First
Lubiprostone — Female 18+
Linaclotide
IBS Medication
Antidiarrheals (IBS-D)
Loperamide — First
Bile Salt Sequestrants — Fail
Loperamide
SSRA
- Alosetron (Fail ALL other therapy — Female ONLY)
- Ondansetron (Off-label use)
Non-absorbable antibiotics
-Rifaximin (Significant bloating)
IBS Medication
Psychotropic agents (Pain + Bloating) — Better in IBS-D: Anticholinergic effect)
TCAs (-Triptyline)
Amitriptyline
Nortriptyline
Antibiotic Associated Colitis
Treatment
General
Admission
Discontinue offending antibiotic agent
Infection control procedures
Correct fluid and electrolyte disturbances
Antibiotic Associated Colitis
Treatment
Mild/Moderate
Metronidazole 500mg PO TID x 10 days (First line)
Can’t take Metro or therapy failure after 5-7 days —> Vancomycin
Vancomycin 125 mg PO QID x 10 days
Antibiotic Associated Colitis
Treatment
Severe
Vancomycin 125 mg PO QID x 10 days
Antibiotic Associated Colitis
Treatment
Fulminant
Vancomycin 500 mg PO QID
Metronidazole 500 mg IV
Vancomycin PR 500 mg QID
+ Early surgical Consultation
Antibiotic Associated Colitis
Treatment
Relapse
Repeat course of oral antibiotics
Subsequent relapse require 7 week taper of Vancomycin
Adjuvant Therapy (Probiotics, Fecal Transplantation)
Toxic Megacolon
Treatment
Reduce Colonic distention to prevent perforation
Correct fluid and electrolyte disturbances
Treat toxemia and precipitating factors
Surgical consultation
Diverticular Bleeding
Treatment
Pt w/ active bleeding
Pts w/o active bleeding
w/ active bleeding
Resuscitation and stabilization
Endoscopy (EGD)
W/O active bleeding
Refer —> Scope
Diverticulitis
Treatment
Mild
Conservative Measures
Outpatient
Oral broad-spectrum antibiotics (7-10days)
1: Metronidazole 500mg + Ciprofloxacin 500mg
2: Metronidazole 500mg + TMP-SMX-DS (If pt cannot take Ciprofloxacin)
3: Amoxicillin-Clavulanate (Augmentin
NOT recommended unless pt cannot take both of Ciprofloxacin and TMP-SMX DS
Clear liquid diet
Diverticulitis
Treatment
Severe
Inpatient
NPO
IV Broad-spectrum antibiotics
**Continued until inflammation is stabilized —> Transition to PO abx
IV fluid and electrolyte replacement
IV pain management
**Surgical consultation as indicated
Sigmoid Volvulus
Treatment
Flex sig —> Detorsion
Crohn
Abscess, obstruction or Fistulas action
General
Surgery
General —> Symptomatic improvement & Control
Crohn
Symptomatic
Antidiarrheals
Loperamide,
Bile Acid Sequestrant (If significant involvement of terminal ileum
Oral steroid for aphthous ulcer
Triamcinolone (Topical steroid)
Crohn
Active Disease
Non-Sysmetic Corticosteroids — Mild to Moderate
Budesonide
Systemic Corticosteroids — Severe
Prednisone
Pts who fail oral corticosteroid therapy —> Hospitalization
Crohn
Maintenance
Absence of maintenance therapy —> Symptom relapse in 80% of pts within 1 yr
Immunomodulators
Azathioprine
6-Mercaptopurine
Methotrexate
TNF Agents
Infliximab
Adalimumab
Certolizumab
Ulcerative Colitis
Main difference from Crohn
5-ASA
Mesalamine
Sulfasalazine (w/ Folic acid)
UC
Mild-Mod Distal
Rectosigmoid colon
Topical Mesalamine (DOC) — Suppository or enema (PO if can’t tolerate or refuse)
Topical Corticosteroids
Hydrocortisone —> Suppository or enema
UC
Refractory DIstal
Frequent relapse —> Maintenance
Oral + Topical 5-ASA
+ Oral Prednisone if symptoms still persist
Maintenance
Nightly (every other night) of topical 5-ASA
(PO = Less effective)
UC
Mild-Mod EXTENSIVE
Extending proximal to the sigmoid
Oral 5-ASA
Mesalamine
Sulfasalazine (+Folic Acid)
NO improvement in 4 wks —> Oral Corticosteroids added to 5-ASAs
Prednisone OR Methylprednisolone