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SURGERY FOR ANAL
FISSURES
UNIVERSITY OF HULL
ACADEMIC SURGICAL UNIT
CASTLE HILL HOSPITAL
SURGICAL OPTIONS
ANAL STRETCH
LATERAL SPHINCTEROTOMY
EXCISION
ISLAND FLAP
ROTATION FLAP
AIM OF TREATMENT
HEALING OF THE FISSURE
– RESTORE NORMAL PRESSURE
– RESTORE BLOOD FLOW
MAINTAIN CONTINENCE
– ONLY SURGEONS MAKE PATIENTS
INCONTINENT
ANAL STRETCH
PLEASE
DO NOT DO
(? Balloon dilatation)
ANAL STRETCH
EXCISION +/- SUTURE
UNCOMMON PROCEDURE
FRESHEN EDGES
CLEAN FISSURE BASE
MAY SUTURE CLOSED
DOES NOT TREAT THE CAUSE
? COMBINE WITH BOTOX
LATERAL ANAL
SPHINCTEROTOMY
OPEN TECHNIQUE MOST ACCURATE
IAS ONLY 2mm ACROSS
CUT NO FURTHER THAN DENTATE
LINE
GREAT CARE IN WOMEN
SCAN IF POSSIBLE
LATERAL ANAL
SPHINCTEROTOMY
LATERAL ANAL
SPHINCTEROTOMY
RESULTS
ANAL STRETCH
80 – 90 %
LATERAL SPHINCTEROTOMY
80 – 90 %
EXCISION ?
PROBLEMS
FAECAL INCONTINENCE
INCONTINENCE
INCONTINENCE
ISLAND / V-Y FLAPS
“ARE NON DESTRUCTIVE”
NEW, VASCULARISED TISSUE
PROMOTE HEALING
ISLAND FLAPS
ISLAND FLAPS
ISLAND FLAPS
ROTATIONAL FLAPS
USING LATERAL SIDE AS A FULCRUM
AIM TO AVOID DONOR SITE
INFECTIONS
Operative technique
Operative technique
Proposed flap
Proposed flap
Rotation and tension free closure
Sutured flap
Questionnaire data
Incontinence
Pain
Functional
outcome/overall
satisfaction
Before
Surgery
After
Surgery
Gas
0
0
Liquid Stool
1
1
Solid
0
0
None
20
20
Severe
17
1
Mild
4
4
None
0
16
Good
15
Fair
5
Poor
1
Fissure/donor site
YES
NO
HEALED
FISSURE
18
3
HEALTHY
DONOR SITE
19
2
Fissure/donor site
Complete resolution 16 patients
No new continence defects
Three recurrent fissures
Two donor site dehiscence
– Fissure fistula complex
– Haemorrhoidectomy and advancement flap
Conclusions
Use of rotation flap is simple, safe and
successful
Fewer problems than island flaps
Potential procedure of choice for chronic
anal fissures particularly in patients with
risk of incontinence
CONCLUSIONS
WARN ABOUT INCONTINENCE
USE LEAST DESTRUCTIVE METHOD
NO LAS IN WOMEN
ROTATIONAL FLAPS ARE LEAST
RISKY
ACTION PLAN FOR
FISSURES
DIETARY CHANGE
CHEMICAL SPHINCTEROTOMY
STILL A PLACE FOR LIS!
ASSESS INCLUDING USS
ROTATION / ISLAND FLAP
? HYPERBARIC OXYGEN
Operative technique
No bowel prep
GA
Single dose of prophylactic antibiotics
Jack-knife position
Edges of fissure lifted
Proposed flap marked
Results
Median hospital stay 2 days (range 1-4)
No post-operative morbidity
Post-operative questionnaire