anorectal emergencies presented by m. brendan munn calgary resident teaching rounds may 13 2010...
TRANSCRIPT
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Anorectal EmergenciesPresented by M. Brendan MunnCalgary Resident Teaching RoundsMay 13 2010
CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
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Objectives1. Review anatomy
2. Discuss common anorectal emergencies
3. Clear the cache
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“The longer you take to tell the ER people what is wrong, the longer it will take for them to help you, so the easiest and best thing you can do is tell the ER people exactly what’s in there, how long it has been in there, and whether there is anything else that went in before or after it.”
[Google Quotable #1]
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Thanks and Credits
Arun Abbi for his clinical wisdom
Mike Su for his foreign body expertise
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Brainstorm : 5 ED Triage Complaints
10 Anorectal Disorders
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Brainstorm : 5 ED Triage Complaints
10 Anorectal Disorders
CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Rectal Prolapse
Proctalgia Fugax
Anal Cancer
Crohn's Disease
Pruritis Ani
Hidradenitis Suppuritiva
Proctitis
Familial Rectal Pain
Hemorrhoids
Fissures
Abscess
Fistula in Ano
Rectal Foreign Body
Trauma
Pilonidal Sinus
STIs
Lump
Incontinence
Obstruction
Bleed
Pain
Itch
Discharge
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All underwent survey, inspection, anoscopy,
DRE
870 patients, GI clinic referrals
63 non-benign conditions
268 no disease
539 benign anal disease (BAD)
31.2% of BAD had multiple causes
significant sx : POS = soreness, weeping
NEG = AP, diarrheaCALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Hemorrhoids 74%
Pruritis Ani 59%
Fissure 13%
Thrombosed 5%
Fistula 1%
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Anatomy Review
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Rectum
Peritoneum
Pectinate Line
Anal Glands
Anal Canal
Nerve Fibers
Muscles
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HistoryAMPLE
Associated Sx
Pain Hx
Bowel and Bladder Hx
Bleed Hx
Perforation Hx
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“flatulence is being blamed for bringing a hospital patient's operation to a fiery end.”
[Google Quotable #2]
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Case 1 : Bleeding
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Complete Anorectal Examination
Inspection
DRE
Anoscopy
Metal Ruler
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Complete Anorectal Examination
Inspection
DRE
Anoscopy
Metal Ruler
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
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Management of Anal Fissures
Conservative
W warm sitz
A analgesia
S stool softening
H hygiene
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Classification of Hemorrhoids
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Theories
External
Internal
Grading
I - no prolapse
II - spont reduces
III - manually reduces
IV - irreducible
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Management of Hemorrhoids
Conservative(Ext, Gr I and II)
W warm sitz
A analgesia
S stool softening
H hygiene
Topical Nifedipine or NTG; Botox
Surgical (Gr III and IV)
Minimally Invasive > Excision
Rubber Band Ligation is best
Antibiotics if foul
Acutely Thrombosed External
may benefit from thrombectomy
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Case 2 : PITA
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
“embarrassing question… let’s say I got something stuck up my bum.”
[Google Quotable #3]
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Fun Facts
78% are the result of sexual activity
More men than women
Only 1/3 of patients admit to FB on arrival
Largest was a stone 12 x 8.6 x 8.8 cm
Longest 30 centimeter garden hose
Best traveled 20cm vibrator 6mo world tour
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Rectal Foreign Bodies
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The Usual and Unusual Suspects
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BottleJarGlassLight bulbTubeAppleBananaCarrotCucumberOnionParsnipPlantainPotatoeSalamiTurnipZucchiniAxe HandleStick Broom handleMiscellaneousDull KnifeIce Pick
Knife SharpenerMortar & PestleSpatula SpoonTin cupCandleFlashlightIron RodPenRubber tubeScrewdriverToothbrushWire SpringBalloonCondomInner TubeBaseballTennis ballBocce ballCandleboxSnuffboxBaby Powder Can
Cattle hornFrozen Pigs TailKangaroo TumorPlastic RodStoneToothbrush HolderToothbrush PackageWhip HandleGerbilGlass TubesJeweler’s SawOil CanPiece of Wood and PeanutUmbrella Handle Phosphorous Match Ends402 StonesToolbox2 Bars SoapBeer Glass and Preserving PotLemon and Cold Cream JarTobacco PouchMagazine
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Approach to Rectal FB in ED
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Voluntary? CSART, GA
Object(s)? #, perforation risk
High or Low? DRE
Perforation? exam, 3 views, CBC
for ED management MUST be 3D
Dull, Distal and Directly visualized
CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Approach to Rectal FB in ED
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
“get a small pair of hands, ideally not yours”
[Google Quotable #4]
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Sedation ± Local
Align axes
Knee chest
Valsalva
*Direct visualization
Foley
provides traction
breaks suction
may use multiple
30 minute limit
Post removal : Scope mucosa and observe/admit
CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Removal in ED
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Perianal and Rectal Trauma
Blunt (Minority) or Penetrating (Majority)GSW, Lacerations predominate
Can be intra or extraperitoneal
Signs:
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Perianal and Rectal Trauma
Blunt (Minority) or Penetrating (Majority)GSW, Lacerations predominate
Can be intra or extraperitoneal
Signs: ecchymoses, subQ air, rectal bleed, peritonitis
J Trauma 1990 : Organ Injury Scaling 1-5
Management3 views, CT, endoscopy, Gastrograffin
Admission, observation, serial exams
Irrigate and close lacerations, tetanus prophylaxis
Diverting colostomy if rectal perforation
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Case 3 : Swollen Bum
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Anal Abscesses
Blocked and infected anal gland
E. Coli, S. Aureus, Fecal Anaerobes
50% become fistulas
Spectrum of disease
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
perianal ischiorectal
supralevator
intersphincteric
Abscess Classification
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Abscess Management
Perianal and IschiorectalDrainage in ED w sedation
Abx : immunocompromise, DM,
cellulitis, high risk valve
Culture not routinely used
Radial ellipse or cruciate incision ± pack, f/u 24-48h
Intersphincteric, Submucosal and Supralevator Operative Drainage
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Fistulas
Parks classification
Consider associated medical conditions
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Fistulas
Parks classification
Consider associated medical conditions
Malignancy, LGV, leukemia, Crohn’s, TB
syphilis, rad tx
Case series 458 Finnish fistulas
1/3 each IBD, trauma/surg, fissure/abscess
MRI and US imaging modalities of choice
ManagementOperative always except in Crohn’s
Setons for refractory cases
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Rectal Prolapse
Classification
Internal
Mucosal
Full Thickness
TreatmentStool softeners
Defecogram / Barium
Surgery
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Case 4 : Itchy
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CALGARY EMERGENCY MEDICINE TEACHING ROUNDS
Pruritis Ani
Perianal irritation
Commonly fecal soiling
Remove irritant
Good hygiene practices
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Bibliography
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Questions?
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