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Ovariohysterectomy
Question | Answer |
---|---|
Ovariohysterectomy | removal of ovaries, uterine horns, uterine body |
Dog OHE Indication | neoplasia of repro tract, spay before first heat- 0.5% incidence, after first heat- 8%, after second- 26%, about 50% of mammary tumors are malignant |
OHE Indications | dystocia, psuedocyesis, pyometra, mucometra, stablization of other systemic diseases, seizures |
Common Misconceptions | animals must have one litter first, obesity, too old for surgery-- older more susceptible to pyometra and mucometra |
Age at Time of Surgery | surgeon preference, early- delays bone maturation, dogs may be slightly larger, before first heat, waiting until 3-4 mos reduces estrogen dependent urinary incontinence |
OHE Benefits | prevent pregnancy, decrease pet overpopulation, decrease risk of mammary tumors when before first heat, eliminate repro cancers and infections |
Procedure | clip ventral abdomen- xyphoid-pubis, scrub, incision, ligatures- ovarian pedicles, uterine body, mesometrium,/broad ligament, uterine vessels |
Canine vs Feline Incision | canine- cranial 1/3 because kidneys tightly anchored, uterus more loosely connected to body wall Feline- middle 1/3- kidneys less anchored, uterus more tightly connected to body wall, smaller incision when spay hook used |
Post OHE and Sutures | count sponges and instruments, body wall (linea alba), SQ or subcuticular, skin |
Post Op | limit excercise, analgesics, e collar, bandaging, antibiotics if needed |
Complications | hemorrhage, dehiscence, anesthetic complications, delayed wound healing, suture reaction, self-inflicted trauma |