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68 Cards in this Set

  • Front
  • Back
is urolithiasis more common in males or females?
Males > females
is urolithiasis more common in castrated males or intact males?
castrated
what are common areas of obstruction in FA?
sigmoid flexure
distal penile urethra
urethral process (small ruminants)
what are the types of calculi? (4)
struvite
calcium carbonate
silicate
oxalate
regarding stones, which ones are:
most common
least common
best prognosis
worst prognosis
dissolve in acidic environment
most common= struvite
least common= oxalate
best prognosis= struvite
worst prognosis= ca carbonate and silicate
dissolve in acidic environment= struvite
which calculi are:
caused by grazing sandy soils
visible on rads
associated with concentrated feed
associated with poor roughage diets
sandy soils=silicate
visible on rads=ca carbonate
associated with concentrated feed=struvite
associated with poor roughage diets= silicate
cx of urinary calculi
straining to urinate
inappetance
hematuria
cyrstal formation on preputial hari
large fluctuant swelling on ventrum (urethral rupture)
excessive abdominal fluid (bladder rupture)
dx of urinary calculi
rads
U/S
abdominocentesis
T or F
medical treatment of obstruction is very rewarding
FALSE!
It's totally unrewarding
what does surgical tx aim to do in urinary calculi issues?
relieve the obstruction
bypass the obstruction
what are you going to recommend to your client after sx regarding prevention of it happening again:
for struvite?
for silicate?
for ca carbonate?
struvite= no alfalfa, no concentrates
silicates= test hay/ water
ca carbonate= decrease Ca intake
what can you use to acidify urine?
ammonium chloride
how can you increase water intake
add NaCl to feed
what are sx procedures you can perform for urolithiasis in FA? (9)
1) urethral process amputation (small ruminants)
2) penile amputation (usually bovines)
3) perineal urethrostomy
4) ischial urethrostomy
5) ischial urethrotomy
6) targeted urethrotomy
7) cystotomy
8) tube cystostomy
9) bladder marsupalization
choice of sx procedure if:
animal to be culled soon?
breeding ability to be retained?
financial restrictions?
calculi present in the bladder?
animal to be culled soon= perineal urethrostomy, penile amputation
breeding ability to be retained=tube cystostomy
financial restrictions= marsupilization (cheaper than tube cystostomy)
calculi present in bladder= cystotomy
choice of sx procedure if:
obstruction only at urethral process?
Ca carbonate uroliths seen of rads?
struvite caculi suspected?
bladder rupture present?
urethral rupture present?
obstruction only at urethral process=amputation of process
Ca carbonate uroliths seen on rads=tube cystotomy and likely urethrotomy later
struvite calculi suspected= tube cystostomy
bladder rupture present= cystotomy
urethral rupture present= bladder marsupialization
what procedure would you perform if you had a small ruminant, it was it's first sx for stones and they didn't have a bladder or urethral rupture?
urethral process amputation
is fertility influenced with a urethral process amputation?
no
Should you pretty much always do a urethral process amputation if you are doing other pocedures in small ruminants?
yes
what type of procedure is a urethrostomy? why?
slavage because stricture will occur within weeks to months
what might you want to remove if you do a urethrostomy?
retractor penis muscles
what is a urethrotomy?
method used to remove stones from urethra
what are the two types of urethrotomy?
targeted and ischial
what is the prognosis for breeding soundness in a urethrotomy?
guarded to poor
in a tube cystostomy, what type of catheter do you place in the bladder? where does it exit? and what does it bypass?
use a foley catheter
exit through the ventral abdomen
bypass urethra
when do you want to remove the catheter in a tube cystostomy?
after 10-14 days of patency is re-established
what do you do in a bladder marsupialization procedure?
create a permanent stroma between bladder and ventral body wall
will strictures develop with bladder marsupialization?
yes but it takes year
what is the regular care you have to do with a bladder marsupialization?
clip hair on ventral abdomen
apply vaseline
what is the general post-op management of all urogenital sx's?
abx for 3-5-14 days
judicial use of NSAIDs
opioids for pain control (other than cattle)
sexual rest for 2-6 weeks
observe for reoccurrence of obstruction
what breeds of cattle are prone to preputial prolapse and laceration? why?
polled english breeds (angus, hereford, shorthorn) due to lack of retractor preputii muscles
bos indicus breeds/mixes (brahma, beefmaster, zebu) due to excessively pendulous prepuce
what is the etiology of preputial prolapse and laceration?
trauma to prolapsed preputial tissues
edema ensues
prolapse may enlarge
vicious cycle possible
what is are conservative treatment management options for preputial prolapse and laceration?
abx
hydroptherapy
local wound lavage
lanolin ointment
pressure wrap or purse string suture in prepuce with urine tab
what is important with conservative tx and preputial prolapse and laceration and why?
PATIENCE is important because it takes 60-90 days for complete recovery!
what are you going to do if conservative tx of a preputial prolapse and laceration doesn't work?
circumcision
what procedure would you perform with a severe preputial prolapse?
preputial amputation
what procedure would you use to enlarge the preputial lumen?
"plasty" procedure
what can be caused secondary to preputial laceration or penile hematoma?
preputial abscess
tx of a preputial abscess
drain abscess INTO PREPUTIAL CAVITY
abx
hydrotherapy
flush preputial cavity with antiseptics
what is the prognosis of breeding soundness with a preputial abscess? Why?
guarded to poor due to adhesion formation resulting in paraphimosis is common
what is a common penile condition in cattle?
penile hematoma
in a penile hematoma, you have a rupture of __________ into ________________ penis.
tunica albuginea into corpus cavernosum penis
Choose the correct word: a penile hematoma usually occurs as a (transverse or longitudinal) tear on (dorsum or ventrum) at the (distal or proximal) bend of the sigmoid flexure, opposite the retractor penis muscle.
transverse; dorsum; distal
what are the cx for penile hematoma?
large firm swelling cranial to scrotum
swelling around penis
paraphimosis
preputial prolapse
how do you dx a penile hematoma?
cx
paracentesis (clotted blood)
what are you ddx for a penile hematoma?
preputial abscess
urethral rupture and cellulitis
hernia
what is the conservative tx for a penile hematoma?
hydrotherapy BID
abx
90 days sexual rest
is recurrence of a penile hematoma high or low?
high
when can you do conservative treatment of a penile hematoma? (how old can the injury be)
injury >14 days old
Surgical treatment of a penile hematoma has the best prognosis if done within ________ days of injury.
3-5
what are post op complications of a penile hematoma sx? (5)
1) hematoma
2) abscess
3) adhesions
4) venous shunting
5) dorsal nerve injury
is a persistent frenulum hereditary?
yes
what breeds are persistent frenulums common in?
shorthorn, angus bulls and boars
what is a persistent frunulum?
fibrous band between penis and prepuce at median raphe
what will the penis look like if you have a persistent frenulum?
bent at the tip
tx for persistent frenulum
excise frenulum
control bleeding
what is the most common penile tumor of bulls?
fibropapillomas
what age do you usually see fibropapillomas in bulls?
1-2 yrs of age
etiology of fibropapillomas
BPV
spread by direct contace
cx of fibropap
wart-like masses on penis and prepuce
usually pedunculated
tx of fibropap
sx excision
sexual rest for 1 month
what are some complications of castration in FA?
hydrocele
hemorrhage
infxn
what are some other methods of castration in ruminants other than sx?
emasculatome (crushes vasculature without breaking skin)
elastrator (bands)
henderson castrating tool (I have no idea. There was no description of what this is)
what is an incredibly terrible way to castrate young adorable amazing cuddly piglets?
hold them by their hindlegs
twist and tack if inguinal herniation
can you do standing or recumbent castration on camelids?
yes
how much lidocaine per testicle should you use in camelids for castration?
10 mL/ testicle
in castrating camelids- where is the scrotum located? how do you close your sites?
scrotum is close to body in perineal area
close by second intention or primary closure
in a cryptorchid cattle, where are you going to make your incision for castration? and what location(s) is(are) most common for crypts in cattle?
incision over testicle or flank incision
SQ or inguinal (abdominal less common)