8: LAPAROSCOPIC PROCEDURES Flashcards

1
Q

% adhesion formation of omentum

A

68%

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2
Q

% adhesion formation of small intestine

A

67%

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3
Q

% adhesion formation of colon

A

41%

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4
Q

Dissecting avascular adhesions

A

Blunt traction/countertraction
Sharp

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5
Q

What has the greatest thermal spread out of monopolar, bipolar, ultrasonic?

A

Bipolar > Monopolar > Ultrasonic

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6
Q

% of ectopics in fallopian tube

A

90%

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7
Q

RFs ectopic

A

Previous ectopic
Fallopian tube damage
Prior tubal surgery
Prior pelvic surgery
ART
Smoking
1/2 have no RFs

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8
Q

Indications for salpingectomy over salpingostomy for ectopic

A

Salpingectomy preferred if:
Tubal damage or extensive bleeding from tube
Appropriate if desired future fertility and LSC evidence of healthy contralateral fallopian tube

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9
Q

Indications for salpingostomy over salpingectomy for ectopic

A

Salpingostomy preferred if:
Desire future fertility or evidence of damage to contralateral fallopian tube/someone who would require ART if salpingectomy is performed

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10
Q

Residual trophoblastic disease after salpingostomy may be as high as __%

A

20%

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11
Q

How to decrease risk of residual trophoblastic tissue after salpingostomy

A

Consider MTX prior

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12
Q

Difference in recurrent ectopic rate after salpingectomy vs salpingostomy?

A

RCT shows no difference in recurrent ectopics or IUP rates when comparing the two

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13
Q

Post-op care after salpingostomy

A

Follow bhcg to 0 (even if path shows trophoblastic tissue)

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14
Q

Indications for ovarian cystectomy

A

Benign
Intact technique to leave functional ovary in place

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15
Q

Do you need to reconstruct ovary after cystectomy?

A

Not unless needed for hemostasis (it will heal by secondary intention)

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16
Q

Hemostatic options for ovary

A

Minor bleeding - hemostatic agents (ex: topical thrombin, fibrin sealant)
Moderate bleeding - suture ligation, electrosurgery
Severe uncontrolled bleeding - consider oophorectomy

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17
Q

Oophorectomy infications

A

Benign ovarian neoplasm not amenable to cystectomy
Risk-reducing surgery (ex: ovarian or breast cancer)
Ovarian torsion or non-viable ovary
TOA refractory to conservative management
Cancer
Gender dysphoria with no desire for future fertiility

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18
Q

RFs ovarian torsion

A

Reproductive age
Ovarian mass >5cm
Pregnancy (especially between 11-17w)
Ovulation induction
Prior torsion

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19
Q

Sensitivity of US for ovarian torsion

20
Q

When to do oophorectomy after torsion

A

If obvious necrosis
If ovary is black with gelatinous/friable tissue
In post-menopausal to prevent recurrence
If malignancy is suggested, salpingoophorectomy is recommended

21
Q

Prevention of ovarian torsion recurrence

A

Ovarian cyst suppression (hormonal)
Oophoropexy or shortening of uteroovarian ligament (consider if recurrent torsion, torsion of normal ovaries, or if ovary is greatly enlarged but without discrete mass

22
Q

Fibroids are reason for ___ of hysterectomies

23
Q

Benefits of LSC myomectomy over open

A

Reduced pain
Decreased fever
Shorter hospitalization

24
Q

Difference in pregnancy rates, recurrence rates, and uterine rupture rates for LSC vs open myomectomy

25
Most common complication of minimally-invasive myomectomy
Hemorrhage
26
Average blood loss for LSC myomectomy
20-80cc
27
Upper limit % of transfusion rate for LSC myomectomy
28%
28
Hysterectomy rate during LSC myomectomy
4%
29
Meds to decrease risk of LSC myomectomy
Misoprostol, dilute vasopressin, GnRH agonist
30
RFs for adhesive disease with LSC myomectomy
Removal of posterior fibroid Larger incision size Longer surgical time Higher # of surgical knots Higher # of fibroids removed/larger size
31
How to decrease risk of adhesive disease during LSC myomectomy
Gently handling tissues Avoid tissue drying Adequate hemostasis Running
32
Incidence of urinary tract injury for pelvic surgery
1%
33
Incidence of ureter injury
0.3-1.5%
34
Gyn surgery % responsible for iatrogenic ureteral injuries d/t close proximity of the ureters
75%
35
% of ureteral injuries at vaginal cuff
71%
36
% of ureteral injuries at pelvic brim
29%
37
Contraindications to supracervical hysterectomy
Malignancy of the cervix or uterus History of cervical dysplasia (d/t risk of occult malignancy) History of endometrial hyperplasia
38
Post-op supracervical risks
Persistent cyclic bleeding (2/2 residual LUS endometrial remaining in cervical stump) Persistent pain (up to 38% of women) Need for additional surgery (ex: women with endo are more likely to have persistent bleeding/pain after supracervical)
39
Trachelectomy needed in ___ of women after supracervical hysterectomy
1/4
40
Supracervical benefits over total
Decreased operative time Decreased blood loss No risk of cuff dehiscence
41
Difference in prolapse, urinary incontinence, sexual satisfaction, and surgical risk or supracervical vs regular hysterectomy?
NO DIFFERENCE
42
Indications for operative management for endometrioma
Pain associated with cyst Optimize fertility for ART Enlarging size
43
Expectant management for endometrioma
Will not resolve with expectant/medical management Can consider if small or asymptomatic
44
Recurrence rate of endometrioma if drained
80-100%
45
Preferred surgical intervention for endometrioma
Cystectomy
46
Post-operative management of endometriomas
COCPs (cyclic and continuous) GnRH Agonist GnRH Antagonist Progestins LNG IUD