Monday, May 17, 2021

🔘 Hysterectomy

Hysterectomy :-

Introduction:

• Hysterectomy is an operation in which the uterus is removed.
• The cervix, ovaries and/or fallopian tubes might also be removed.
• It may be done abdominally or vaginally.                                
• Vaginal hysterectomy usually done for some cases of uterine prolapse.

Indications:

• Fibroids
• Endometriosis
• Uterine prolapse
• Cancer of the uterus, cervix, or ovaries
• Vaginal bleeding, dub 20%
• Uncontrollable PPH
• Adenomyosis
• Rupture or injury to uterus
• Vaginal bleeding
• Pelvic inflammatory disease
• Severe pelvic adhesions
• Bilateral ovarian pathology
• Pelvic congestion syndrome
• Uterine anomalies
• Recurrent intrauterine polyps
• Uterine perforation
• Mentally retarded patient with no hygiene control
• Pregnancy 
• Placenta increta, percreta, or acreta
• Atonic uterus 
• Uterine perforation

Types/routes for Hysterectomy:

1) Abdominal hysterectomy(AH):
 Total
 Subtotal
 Radical

2) Vaginal Hysterectomy (VH)
 Laparoscopically-Assisted Vaginal (LAVH)
 Totally Laparoscopic Hysterectomy

3) Laparoscopic Hysterectomy
4) Caesarean Hysterectomy

1) Abdominal Hysterectomy:

Patient Preparation:

• For patients at risk, thromboembolism prophylaxis is begun preoperatively, or pneumatic compression boots are applied in the procedure
• Prophylactic antibiotic agent should be given as a single dose 30 minutes prior to the incision.

Incision Choice:

• Transverse or Vertical
• Need for exploration of The Upper abdomen
• Size of the Uterus
• Presence of prior incisions
• Desired cosmetic results

Procedure:

• Hysterectomy through abdomen, an incision is given over the lower abdominal skin. 
• The incision is about 5 inches, and it may be given vertically or horizontally. 
• Abdominal muscles, fascia and blood vessels are carefully separated. 
• The ligaments holding the uterus are cut. 
• Care is taken to avoid damage to adjoining healthy organs, nerves and blood vessels.
• The uterus is removed. Muscles and other organs are positioned as before and the surgical incision is closed with a suitable, medically designed thread. 
• For enlarged uterus, this route of hysterectomy is more preferred, as the surgical incision is big enough to remove the uterus without much hassles.

Post-operative care:

• Not necessary to leave a bladder catheter in place postoperatively
• IV fluids for the first 24 hours to ensure that the patient remains well hydrated
• Early feeding of a regular diet can stimulate the bowel and decrease the length of hospitalization
• Deep breathing to prevent atelectasis
• Ambulation is encouraged
• Intermittent compression boots
• Adequate control of postoperative pain

Advantages of subtotal Hysterectomy:

• It is easier and quicker than total hysterectomy 
• There is less danger of injuring the bladder. 
• Less danger of pelvic infection. 
• The cervix left to act as a support for vagina. 
• The cervix discharge lubricates the vagina

Advantages of total Hysterectomy:

• Provides better drainage of the operation area. 
• If the cervix is lacerated or infected, the source of irritant discharge is removed.

Postoperative complications of abdominal Hysterectomy:

• Shock. 
• Hemorrhage can cause anemia 
• Infection, wound dehiscence 
• Intestinal complications as acute gastric dilatation
• Pulmonary complications e.g. bronchitis, pneumonia, pulmonary collapse. 
• Venous thrombosis (DVT, SVT.) 
• Post-operative anesthetic complications e.g. cyanosis, vomiting. 
• Remote complications e.g. vaginal discharge (infection), vaginal vault prolapse, low back ache
• Menopausal symptoms e.g. sadness, irritability (in younger female). depression or sexual dysfunction 
• Incisional hernia

2) Vaginal Hysterectomy:

Introduction:

• The uterus is removed through the vagina. 
• Less invasive than abdominal hysterectomy 
• Incision site at inner vagina 
• Hospital stay 1-3 days 
• Recovery time 4-6 weeks 
• Cervix cannot be preserved

Indications of vaginal Hysterectomy:

• Some cases of uterine prolapse
• Some cases of dysfunctional uterine bleeding
• Some cases of cancer body

Vaginal Hysterectomy procedure:

• A prophylactic antibiotic agent should be given as a single dose 30 Minutes prior to the first incision for vaginal hysterectomy – cefazolin, Cefoxitin, and cefuroxime – metronidazole (500 mg IV) may be used in patients with cephalosporin allergies 
• A course of appropriate preoperative antibiotics in women with bacterial Vaginosis can reduce the frequency of cuff infection
• Patient positioning - dorsal lithotomy 
• Bimanual pelvic examination is performed – assess uterine mobility and descent – confirm that no unsuspected adnexal pathology is found 
• A bladder catheter may be inserted – some surgeons believe that a distended bladder helps with recognition of a bladder injury and thus do not use a catheter.

Advantages of vaginal Hysterectomy:

• Absence of an abdominal scar. 
• Lower incidence of intestinal complication
• An associated genital prolapse can be treated at the same time

Disadvantages of vaginal Hysterectomy:

• It is unsafe and difficult in the presence of pelvic adhesions
• The ovaries cannot be removed in some cases
• It cannot be done if the size of the uterus is larger than a 14 weeks pregnant uterus.

3) Laparoscopic Hysterectomy:

• The uterus is removed in sections through small incisions using a
• Laparoscope 
• Hospital stay 1-3 days 
• Recover time is 4-6 weeks 
• Longer duration of procedure 
• Requires greater surgical expertise 
• Urinary tract injuries are more likely 
• Fewer abdominal wall infections or febrile episodes 
• Less blood loss

Risks and side effects:

• Earlier onset of menopause 
• Greater risk of cardiovascular disease 
• Increased chance of osteoporosis and bone fractures 
• Uncontrolled urination 
• Reduced libido 
• Vaginal dryness

4) Caesarean Hysterectomy:

After Hysterectomy:

• Most women don’t need pap smears except those who had previous CIN >2 ,ca cervix or ca corpus uterus 
• Oestrogen only HRT (ERT) is an option  except when BSO was performed for oestrogen responsive cancer or severe endometriosis 
• Symptoms control in these patients can be a real problem 
• Current research suggests that ERT has many benefits and few risks.

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