Urogenital and Reproductive Surgery Flashcards
How do you treat non functional ovarian cyst?
OHE
How do you diagnose Functional Ovarian Cyst?
Vaginal Cytology
Abdominal Ultrasound
What is the treatment for a breeding animal with functional ovarian cyst?
May resolve spontaneously GnRH HCG Cyst removal Unilateral Ovariectomy
How do you treat a functional ovarian cyst of a non breeding animal?
OHE
What ovarian neoplasia have epithelial origins?
Adenoma
Adenocarcinoma
What ovarian neoplasia has Stromal orgins?
Granulosa cell tumor
Functional hormone producing tumor
What ovarian neoplasia has Germ cell origins?
Dysgerminoma
Teratoma
What are the clinical signs of the Granulosa cell tumor?
Persistent proestrus
Pyometra
How do you diagnose Ovarian Neoplasia?
Radiographs
Ultrasound
What is the treatment for Ovarian neoplasia?
Ovariectomy
What is the clinical sign for Ovarian Remnant Syndrome?
Recurrence of estrus following OHE/OVE
What is the etiology of Ovarian Remnant Syndrome?
Failure to remove all ovarian tissue
What is the treatment of Ovarian Remnant Syndrome?
Surgical Removal
What is the etiology of Cystic Endometrial Hyperplasia?
Associated with excess and prolonged progesterone
Growth/secretions of endometrial glands inhibiting Uterine drainage and fluid accumulation
Hydrometra
Water filled Uterus
Mucometra
Mucus filled Uterus
Hematometra
Blood filled Uterus
What are the clinical signs of Cystic Endometrial Hyperplasia?
Failure to conceive
Vaginal discharge
PU/PD
How do you diagnose Cystic Endometrial Hyperplasia?
Ultrasound
What is the treatment for Cystic Endometrial Hyperplasia?
OHE
Pyometra
Infection of the uterus
What is the most common bacteria in Pyometra?
E. Coli
What are the bacterial sources of Pyometra?
Ascending
Hematogenous
What are the clinical signs of Pyometra?
Lethargy
Vomiting
PU/PD
Vaginal Discharge
What is a complication of Pyometra associated with abdominal palpation?
Uterine Rupture
What are clinical pathology findings associated with Pyometra?
Hypoglycemia Azotemia Anemia Leukocytosis Increased AST and alkaline phosphate
How do you diagnose Pyometra?
Ultrasound
How do you treat Pyometra?
Stabilize the patient
OHE
What should you avoid with treatment of pyometra?
Avoid septic abdomen! Do not delay surgery no pre-op cystocentesis Use non-crushing clamps on uterus Do not oversew uterine stump
Segmental Pyometra
Pyometra is secluded in segments
What is the prognosis for pyometra?
Low mortality without septic abdomen
Septic abdomen increased mortality rate
What are the indications for medical management of pyometra?
Not systemically ill
Open pyometra
High breeding value
What is the medical management for pyometra?
PGF 2-alpha
Antibiotics 10-14 days
What are the complications of medical management of pyometra?
Abdominal pain Emesis Tachycardia Dyspnea Systemic deterioration
Metritis
Inflammation/infection of the uterus
What is the etiology of Metritis?
Dystocia
Devitalized uterus
Fetal/placental retention
What are the clinical signs for Metritis?
Foul smelling reddish brown discharge Fever Anorexia Lethargy Decreased milk production
What must you do to a breeding bitch that has just recovered from pyometra to ensure she doesn’t get it again?
Get her pregnant and welp a litter
What is the treatment for Metritis?
Antibiotics
OHE
Uterine Torsion
Twisting of uterus along long axis
What is Uterine torsion associated with?
Dystocia
Pyometra
CEH
What are the clinical signs of Uterine Torsion?
Acute abdomen
Abdominal distension
Shock
What is the treatment for Uterine Torsion?
Supportive Care: Fluids and Analgesics
OHE
What should you not do with Uterine Torsion?
Detorse the uterus
Uterine Prolapse
Protrusion of uterine tissue outside vulva
What predisposes to Uterine Prolapse?
Complication of parturition/dystocia
What are the clinical signs of Uterine Prolapse?
Vaginal discharge
Straining
Licking affected area
Protruding mass
What is the treatment for Uterine Prolapse?
Manual reduction
OHE
Amputation of uterine horns and removal of ovaries
What is the etiology of Uterine Rupture?
Dystocia
HBC
Post c-section
Pyometra
What is the treatment for Uterine Rupture?
OHE
What is the treatment for Uterine Neoplasia
OHE
What is the common uterine neoplasia of cats?
Adenocarcinoma
What is the common Uterine Neoplasia of Dogs?
Leiomyoma
Dystocia
inability to expel a fetus through the birth canal
What are the causes of Dystocia?
Primary or secondary uterine inertia Birth canal obstruction Fetal Malposition Fetal Malformation Fetus oversized
Primary Uterine Inertia
Parturition fails to proceed due to oversized litters or undersized litters
What is the clinical signs of Primary Uterine Inertia?
Prolonged gestation greater than 68 days
What is the gestation length of a dog?
63 days
Secondary Uterine Inertia
Normal delivery of part of litter and then develops uterine fatigue due to Fetal obstruction, Pelvic obstruction, Fetal malposition, or fetal size
What are the clinical signs of Secondary Uterine Inertia?
Prolonged interval between neonates (greater than 4 hours)
Weak or absent uterine contractions
How do you diagnose Dystocia?
Radiographs
What is the treatment for Primary Uterine Inertia?
Oxytocin
Manual manipulation of the fetus
c-section
What is the signalment for an animal with secondary uterine inertia?
middle aged dogs that have a large litter that are exhausted
What will happen if you give Oxytocin to an animal with secondary uterine inertia?
Uterine rupture
What are the indications for a c-section?
Secondary uterine inertia Primary uterine inertia refractory to treatment Systemic signs in bitch Fetal distress Planned for high risk patients
What is the poster child for planned C-sections?
Bulldogs
What are the advantages of En block Resection?
OHE Dystocia treatment Decreased anesthesia time Decreased abdominal contamination No increased fetal mortality
What should you check the puppies for when you perform a c-section?
Cleft palate
How many mammary glands does the canine have?
5 paired glands
What arteries supply the mammary glands of the canine?
Lateral thoracic
Superficial epigastric
What Lymph nodes drain the mammary glands in the canine?
Axillary
Inguinal
How many mammary glands do felines have?
four paired glands
What is the most common mammary tumor of the feline?
Adenocarcinoma
How do you prevent mammary tumors in canine and feline?
Early Ovariectomy or OHE
What is the surgical procedure for treatment of canine mammary tumors?
Lumpectomy
Mastectomy
Regional mastectomy
full chain mastectomy
What is the surgical procedure for the treatment of feline mammary tumors?
Full chain mastectomy
What are the risk factors for canine mammary tumors?
OHE before 2nd estrus or after 2 years of age
Obesity before 1 year of age
Administration of progestins
Presence of benign tumors
What is the most common malignant mammary tumor of dogs?
Carcinoma
Carcinosarcoma
mixed malignant mammary tumor
How do you diagnose metastasis with mammary tumors?
3 radiographic views
How do you diagnose mammary tumors?
Thoracic radiographs
Abdominal ultrasound
Excisional biopsy
Cytology
What is the criteria of Malignancy (COM) for mammary tumors?
Rapid growth Size greater than 1 cm Fixed to skin or fascia Poorly circumscribed Ulcerated or inflammation
When should you not resect a mass?
Inflammatory carcinoma
Presence of distant metastasis
Lumpectomy
removal of tumor only
Simple or local mastectomy
removal of tumor and its gland of origin
Reginal mastectomy
removal of 2 or more glands with associated lymphatic structures
Full chain (radical) mastectomy
removal of entire chain and associated lymphatic structures
Unilateral mastectomy
tumor confined to one mammary chain
Staged bilateral mastectomy
6 week interval between surgeries
What procedure would you perform on a small freely movable mass on periphery of gland?
Lumpectomy
What procedure would you perform on a mass central in the gland?
Simple mastectomy
What procedure would you perform on a mass in both inguinal glands on one side?
Regional mastectomy
What procedure would you perform on moasses in cranial and caudal glands?
Multiple simple mastectomy
Chain mastectomy
What are the indications for a Lumpectomy?
Small tumors less than 5 cm
Known to be benign
Mass between glands or near edge
What are the contraindications for a Lumpectomy?
Any COM
Mass middle of gland
What are the indications for a simple Mastectomy?
Larger fixed solitary tumors 1-2 cm
Centrally located
What are the contraindications for a Simple Mastectomy?
More than one COM
Mass greater than 2 cm
What are the indications for a Regional Mastectomy?
Larger tumors
Multiple tumors
If you have tumors in glands 1 and 2 which glands do you remove?
Glands 1,2,and 3
If you have tumors in glands 4 and 5 which glands do you remove?
Glands 3,4,and 5
If you have tumors in glands 3 what do you perform?
Chain mastectomy
What are the indications for Chain Mastectomy?
Multiple masses throughout chain
Tumors in gland 3 in which lumpectomy or simple mastectomy is not appropriate
What is postoperative care for Mammary tumor removal?
Sterile pressure bandage over drain and incision
Remove drain at 2-5 days
Analgesics
What are the complications associated with Mammary tumor removal?
Post-operative pain
seroma
Dehiscence - bilateral mastectomy
What kind of adjunct therapy is associated with mammary tumors?
Radiation
Estrogen therapy
Chemotherapy in combo with surgery
Canine Mammary Hyperplasia
Rapid development of small multiple masses after heat cycle
How do you differentiate Canine Mammary Hyperplasia from Mammary tumors?
Slower onset Not associated with heat cycle More defined Does not affect all glands Often Painful
Fibroadenomatous Hyperplasia in cats
Benign mammary lesion in cats causing Rapid proliferation and mammary gland enlargement
What is the treatment for Fibroadenomatous Hyperplasia in Felines?
OHE/OVE
Consider Flank approach
Episiotomy
Incision through perineal body to approach caudal vagina
When would you perform a Episioplasty?
Treatment for perivulvar drematitis
When would you perform a Vaginectomy?
treatment for vaginal hypoplasia, intrapelvic annular stenosis
Septal Stenosis
Band of tissue oriented dorsoventrally to create a double vagina
What is the treatment for Septal Stenosis?
Episiotomy
Mucosal resection at attachments
Suture mucosa
Laser Ablation
Vaginal edema/Hyperplasia
Vaginal tissue becomes severely edematous and protrudes from the vulva
What is the medical treatment for Vaginal Hyperplasia/Prolapse?
Keep tissue clean, prevent self mutilation
Will resolve at the end of estrus
Gonadotropin releasing hormone or HCG will induce ovulation and shorten estrus
Ovariectomy prevents recurrence
What is the surgical treatment for Vaginal Hyperplasia/Prolapse with healthy tissue?
reduce prolapsed tissue, place mattress suture across lips of vulva
Ovariectomy
What is the surgical treatment for Vaginal Hyperplasia/Prolapse with Damaged tissue?
resect prolapsed tissue at base via episiotomy
Ovariectomy
How do you treat Vaginal Prolapse?
Manual reduction
OHE
What is the most common benign Vaginal Neoplasia in dogs?
Leiomyoma
What is the most common malignant vaginal neoplasia in dogs?
Leiomyosarcoma
What is the treatment for Benign Vaginal Tumors?
Local resection via episiotomy
OHE
What is the treatment for Malignant Vaginal tumors?
Aggressive resection with wide borders
Vulvovaginectomy
perineal urethrostomy
How do you treat TVT?
Medically
Episioplasty
Reconstructs procedure that excises skin folds around the vulva and draws the labia caudally
What is a predisposing factor to a recessed vulva?
Overweight dogs
Early OHE
Anorchism
Absence of both testicles
Monorchism
Absence of one testicle
Cryptorchism/Cryptorchidism
One or both testicles not descended into scrotum
Developmental problems with gubernaculum
When do testicles usually descend?
30-40 days
At what age would we classify an animal cryptorchid?
6 months
How do you classify Cryptorchidism?
Location
Side
Type
What Cryptorchidism is common in dogs?
Unilateral Cryptorchidism
Characteristics of the Cryptorchid Testicle
Sterile
Suppresses spermatogenesis in normal testicle
Predisposed to neoplasia
Predisposed to torsion
What kind of castrations would you preform on a Inguinal Cryptorchid?
Open Castration
What approach would you make for an Abdominal Cryptorchid?
Caudal Paramedian abdominal approach or a ventrla midline
What are the clinical signs of Testicular torsion?
Anorexia Lethargy Acute abdomen Shock Death
What are the 3 types of Testicular Neoplasia?
Interstitial cell
Sertoli cell
Seminoma
Characteristics of Sertoli cell tumors
Estrogen producing Feminization Bilateral symmetrical alopecia Gynecomastia Penile atrophy Squamous metaplasia of prostate prostatic cysts Anemia Leukopenia Low metastatic rate
Characteristics of Interstitial cell tumor
Testosterone producing
What is the treatment for testicular neoplasia?
Castration/scrotal ablation
What are the indications for Scrotal Ablation?
Neoplasia
Infection
Trauma
Castraton of older large breed dogs
How would you treat a fracture of os penis?
Catheterize urethra with conservative management
If comminuted can wire or finger plate
What is the treatment for Trauma or strangulation of the penis?
Conservative Management
Catheterize if urethral trauma
Penile amputation if necrotic
What are the indications of Penile Amputation?
Gangrenous penis
Severe urethral trauma
What are the different types of Penile/preputial tumors?
Papilloma SCC osteosarcoma MCT TVT
What is the treatment for TVT?
Vincristine
What is the treatment for Penile/preputial tumors?
Surgical resection or partial penile amputation
Paraphimosis
Inability to retract penis into prepuce
What are the congenital causes of Paraphimosis?
Narrow orifice
Shortened prepuce
What are the acquired causes of Paraphimosis?
Trauma
Infection
Priapism
Neoplasia
What is the treatmenrt for Paraphimosis?
Lubricants and hyperosmolar agents
Preputiotomy
Preputial advancement
How do you treat recurrent/persistent paraphimosis?
Phallopexy
Penile amputation if necrotic
Phimosis
inability to protrude penis beyond preputial orifice
What is the cause of congenital Phimosis?
Distended prepuce
What is the cause of acquired phimosis?
Preputial trauma
Neoplasia
What are the clinical signs of Phimosis?
Unusual urine streams
Balanoposthitis from retention of urine
What is the treatment for Phimosis?
Enlarge preputial orifice
Surgically shorten prepuce
What are the clinical signs of Benign Prostatic Hyperplasia?
Asymptomatic
Dyschezia
Ribbon-like feces
What is the treatment for Benign Prostatic Hyperplasia?
Castration
What is the cause of Prostatitis/Abscess?
Ascending infection via urethra
Hematogenous
What are the clinical signs of Prostatitis/Abscess?
Dyschezia
Painful urination
Purulent discharge
How do you treat mild cases of Prostatitis/Abscess?
Castration
Systemic antibiotics: Enrofloxacin or TMS
How do you treat severe cases of Prostatitis/Abscess?
Supportive care
Systemic Antibiotics
Prostatic drainage
Castration
What is a procedure for Prostatic Drainage?
Ometalization
Prostatic Cysts
Accumulation of glandular secretions within the prostate
What are Prostatic Cysts associated with?
BPH
Hormonal imbalances
What are the most common Prostatic cysts?
Parenchymal cysts
How would you diagnose Prostatic cysts?
Abdominal palpation Radiographs Contrast Radiographs Ultrasound FNA
What are the treatments for Small cysts?
Surgical resection
Castration
What are the large cysts or capsular/urethral communication?
Partial resection
Drainage
Omentalization
Castration
What is the most common Prostatic Neoplasia?
Adenocarcinoma
What are the clinical signs of Prostatic neoplasia?
Dysuria Hematuria Straining to defecate Ribbon-like feces Lameness due to metastasis Large symmetrical prostate
What is the treatment for Prostatic Neoplasia?
Palliative: tube cystotomy or urethral stent
Partial prostectomy
Complete prostectomy
Radiation therapy
What are the indications for a subtotal Prostatectomy?
Multilocular abscess
Recurrent abscesses
Neoplasia
How do you treat Calcium oxalate?
No Medical Management
What is the treatment criteria for Nephrolithiasis?
Type of calculi
Anatomical location
Clinical effects
When would you perform surgery for Nephrolithiasis?
Obstruction
Infection associated with the calculi
What approach do you take with Nephrolithotomy?
Ventral Midline celiotomy
What are the closure options for the kidney?
Sutureless closure
Horizontal mattress
Nephropexy
Pyelolithotomy
used to remove calculi when proximal ureter and renal pelvis are dilated
What is the post operative management for a Pyelolithotomy?
Post op radiographs Monitor PCV CVP Monitor urine output Monitor renal enzymes/electrolytes Provide diuresis
What is the treatment for minor trauma to the kidney?
Conservative treatment
What is the treatment for moderate trauma to the kidney?
Surgery to repair
What is the treatment for major trauma to the kidney?
Partial nephrectomy
Nephroureterectomy
What are the indications for a Nephroureterectomy?
Severe infection Severe trauma obstructive calculi with persistent hydronephrosis Neoplasia Transplant
What are the indications for Partial Nephrectomy?
Trauma
Focal hemorrhage
neoplasia
What is the purpose of the Partial Nephrectomy?
Preserves Renal function
What is a disadvantage of a Partial Nephrectomy?
Higher incidence of post operative hemorrhage
Hydronephrosis
Progressive dilation of the renal pelvis and atrophy of the renal parenchyma
What are the acquired causes of Hydronephrosis?
Neoplasia Abscess cysts stone iatrogenic
What are the congenital causes of Hydronephrosis?
Torsion
Kinking
Stenosis
Atresia
When would you perform a Nephroureterectomy for Hydronephrosis?
Non functional or severe parenchymal damage
Pyelonephritis
Ascending infection of the kidney
What would you treat advanced Pyelonephritis with?
Nephrouretectomy
What is the treatment for the Giant Kidney Worm?
Nephrectomy
Nephrotomy
What is the most common benign neoplasia of the kidney?
Renal Adenoma
What are primary tumors of the kidney?
Renal cell carcinoma
TCC
Nephroblastoma
What are some metastatic tumors of the kidney?
Lymphosarcoma
Hamngiosarcoma
SCC
What is the most common renal neoplasia of dogs?
Renal Cell carcinoma
How would you treat Renal cell carcinoma?
Nephroureterectomy and chemotherapy
What is the most common renal neoplasia of cats?
Renal lymphoma
Embryonic Nephroblastoma
Congenital neoplasia common in young dogs and cats
What are the clinical signs of Renal neoplasia?
Hematuria Abdominal distension Anorexia Weight loss Depression Abdominal pain
How do you treat nephroblastoma?
Exploratory Laparotomy
Unilateral Nephroureterectomy
What are the indications for Renal Biopsy?
Suspected neoplasia
Nephrotic syndrome
Renal cortex disease
Non diagnosed ARF
What are the contraindications for Renal biopsy?
Coagulopathies
Hypertension
Severe chronic hydronephrosis
What are the complications associated with Renal biopsy?
Severe hemorrhage
Hematuria
Hydronephrosis
What are the indications for Renal transplant?
Irreversible acute renal failure
Decompensated chronic renal failure
Polycystic disease
Ectopic Ureter
Failure of one or both ureters to terminate in the normal location
What abnormalities is Ectopic Ureter associated with?
Hydroureter
Small/absent kidney
Pelvic bladder
What are the clinical signs of Ectopic Ureter?
Incontinence
Fails to house train
UTI
Urine Scalding
How do you diagnose Ectopic ureter?
Excretory urography
Extramural Ectopic Ureter
Enters into neck, urethra, or vagina
Intramural Ectopic ureter
Enters normally but exits abnormally
What is the most common ectopic ureter in dogs?
Intramural ectopic ureter
How do you treat ectopic ureter?
Neoureterocystostomy (end to side)
Neoureterocystostomy (side to side)
Laser transection of wall between EU and bladder or urethra
Ureterocele
Dilation of distal ureter due to persistent membrane in embryonic development
How do you diagnose Ureterocele?
IV urography
Ultrasonagraphy
What is the sign on IV urography for a Ureterocele?
Cobra head sign
What is the treatment for Intravesicular Ureterocele?
Ureterocelectomy
What is the treatment for Ectopic Ureterocele?
Neoureterocystostomy with urterocelectomy
What is the treatment for Ureteral Trauma?
Nephroureterectomy
Ureteroureterostomy
Neoureterocystostomy
Urinary diversion
When would you perform a Ureteroureterostomy?
Procedure of choice for the proximal ureter
What are the indications for Urinary diversion with a Nephrostomy tube?
ureter surgery
hydronephrosis
obstruction
When would you perform a Transureteroureterostomy?
when proximal ureteral length is insufficient to reach the bladder but long enough to cross midline
What do you perform when you have loss of ureter length?
Renal Descensus
Nephrocystopexy
Psoas Hitch
Renal Descensus
Mobilize kidney and suture caudally to lumbar musculature
Nephrocystopexy
Suturing the kidney to the cranial edge of the bladder
Psoas Hitch
Fixed the bladder in a more cranial position
When would you perform a Bladder wall flap?
significant loss of distal ureter
What is the most common indications for ureteral surgery?
Ureterolithiasis
What is medical management for Ureterolithiasis?
IV fluids
diuretics
Smooth muscle relaxers
What are indications for Surgery for Urolithiasis?
Complete obstruction
Azotemia
Pyelonephritis
What is the treatment for Urolithiasis?
Cystotomy and retrograde flushing and removal via pyelithotomy
Ureterotomy
What are the advantages of Permanent Ureteral Stenting?
Decreased morbidity
Shorter hospitalization
Less complcations
What are the disadvantages of Permanent Ureteral Stenting?
Specialized equipment
Steep learning curve
What are the indications for permanent ureteral stenting?
Stone
Tumor
Stricture
Blood clot
What ligament of the bladder should be avoided with surgery?
Lateral Ligaments
What nerve provides sympathetic innervation to the bladder?
Hypogastric n.
What nerve provides parasympathetic innervation to the bladder?
Pelvic n.
What provides blood supply to the bladder?
Caudal vesicular
Prostatic/vaginal Art.
Persistent Urachus
Persistent connection from the bladder to the umbilicus through a patent urachal canal
What are the clinical signs of a Patent urachus?
Urine dribbling from umbilicus
Omphalitis
Ventral abdomen dermatitis
UTI
Wht is the treatment for Perisistent Urachus?
Surgical removal of urachal tube
Vesicourachal Diverticulum
External opening is closed but the bladder attachment is still patent
How do you treat Vesicouracheal Diverticulum?
Partial cystectomy
Diverticulectomy
Urachal Cyst
secreting urachal epithelium persists
Urachal sinus
Persistent distal urachas remains open
How do you treat Urachal sinus?
Surgical excision
What causes Bladder Rupture?
Trauma Severe cystitis Neoplasia Urethral obstruction Iatrogenic
What is the most reliable way to Diagnose Bladder Rupture?
Positive contrast urethrocystogram
How do you treat Bladder Rupture?
Stabilize patient!
Urinary diversion
Exploratory Laparotomy
What are the indications for Cystopexy?
Tube Cystotomy
Perineal hernia
Urinary incontinence
What a very common disease of the bladder?
Cystic Calculi
What is the most common cystic calculi?
Struvites
What are the Non surgical treatments for Cystic calculi?
Hydropropulsion
Transurethral cystoscopy
Dietary modification
Electrohydraulic Lithotripsy
What is the most common surgery of bladder?
Cystotomy
What are the indications for Cystotomy?
Urinary tract obstruction
no medical options
other retrieval methods have failed
What is the preferred approach for a Cystotomy?
Ventral
What is the layer of strength for the bladder?
Submucosa
What suture should you not use on a cystotomy?
Braided suture if infection is present
What is the treatment for polypoid cystitis?
Surgery
What is the most common bladder tumor in Felines?
Transitional cell carcinoma
Where is the most common site in the dog for Transitional cell carcinoma?
Trigone area
What are the predisposing factors for TCC?
Obesity
Insecticide exposure
Herbicide
Cyclophosphamide
What is diagnostic for TCC?
Cystoscopy
What is the most sensitive method of diagnosis for TCC?
Ultrasound
What is the treatment for TCC?
Partial cystectomy
if in the trigone area then a Ureterocolonic anastomosis or Ureterouterine anastomosis
Chemotherapy
Hypospadias
Incomplete formation of penile urethra
Urethral Prolapse
Protrusion of urethral mucosa through orifice
What is the signalment for Urethral Prolapse?
Young male brachycephalic dogs
What is the treatment for Mild Urethral Prolapse?
Reduce and purse string
Urethropexy
Castration
What is the treatment for severe urethral prolapse?
Resection and anastomosis
What is the complication for urethral surgery?
becomes edematous easily
What is the goals of treatment for urethral obstruction?
Renal function/uremia
Electrolytes
Relieve obstruction: Catheter, Hydropulsion, or cystocentesis
Treat UTI
Retrograde Hydropropulsion
injection of saline into the urethra that distends the urethra and propulses the stone into the bladder
What is the surgical treatment for urethral obstruction?
Cystotomy after hydropropulsion
Urethrotomy
Urethrostomy
What are the indications for a Urethrostomy in the dog?
Calculi that cannot be hydrpropulsed
Urethrotomy
creating temporary opening into urethra
When would you perform a Perineal Urethrotomy in dogs?
when calculi are lodged between scrotum and ischial arch
Urethrostomy
forming a permanent opening of the urethra at a new site
When would you perform a Urethrostomy?
Permanent damage
Recurrent urethral obstruction
obstruction that cannot be retropulsed or removed by urethrotomy
When would you perform an Antipubic Urethrostomy?
when there is no distal urethra left
What are the complications of the Urethrostomy?
Hemorrhage Dehiscence Urine scald Stricture UTI
What procedure has a high incidence of Urine Scald as a complication?
Prescrotal urethrostomy
What are the indications for Perineal Uretherostomy in a cat?
Frequent obstructions
Strictures
Trauma
Name a salvage procedure used to treat Feline Lower Urinary tract Disease Syndrome and calculi in male cats?
Perineal Urethrostomy
What are the complications associated with Perineal Urethrostomy?
Hemorrahge Urinary tract infection Stricture Subcutaneous urine Perineal hernia Urinary incontinence Urethrorectal fistula
Antpubic urethrostomy
Creation of a urethrostomy on the ventral body wall cranial to the pubis
What are the indications for Antepubic urethrostomy?
Recurrent pelvic urethral obstruction
Failed perineal urethrostomy that cannot be revised
What are the complications associated with Antepubic Urethrostomy?
Urine scald
UTI
Incontinence