MAX FIC Flashcards

1
Q

if we have a dysuric cat with unproductive straining, what test should we run?

A

> Emergency bloodwork
* Packed cell volume
* Total solids
* Glucose
* Lactate
* Electrolytes
* Blood smear evaluation
* +/-iCa, Urea and Creat

> Blood pressure

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2
Q

Patient Triage of Dysuric Cats
- important questions to ask, tests to answer these?

A
  1. How stable is the cat?
  2. Is it potentially obstructed?
    <><>
    * Physical examination (if patient stable)
    > Hydration status, etc.
    * If unproductive straining (potential obstruction)
    > Emergency bloodwork
    > blood pressure
    * Point of Care Ultrasound (POCUS)
    > Free fluid in the abdomen?
    > Bladder size?
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3
Q

with dysuric cat ultrasound, we see a bladder. does this rule out a tear?

A

presence of bladder DOES NOT rule out a tear

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4
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- clinical signs

A

Lower urinary tract clinical signs
* Pollakiuria
* Stranguria
* Hematuria
* +/- stranguria

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5
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- how common?

A

4-10% of all feline admissions

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6
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- what kind of obstructions can we see?

A

Partial or complete urethral obstruction
* 65-90%: Urethral plug & urethral spasm
* 10-35%: Stones
* Rare: Strictures, urethral trauma, blood clots, neoplasia

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7
Q

« Stress » or « Idiopathic » Cystitis Pathogenesis?

A
  • Neurohumoral theory
  • Imbalance between sympathetic nervous system
    and hypothalamic-pituitary-adrenal axis
  • Impaired blood flow and release of inflammatory mediators
  • Causing edema, smooth muscle spasm, and pain within the lower urinary tract
  • Urethral smooth muscle dysfunction and urethral inflammation
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8
Q

Predispostion for Feline Urologic Syndrome

A
  • Young male cats (obstruction)
  • Overweight cats
  • Inactivity
  • 2-6 year old
  • Dry food; less digestible; high Mg content * Pedigreed ?
  • Longhair cat ?
  • Multicat households ?
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9
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- Major Complaints and Clinical Signs for partial or no obstruction vs complete obstruction

A

Partial or no obstruction:
* Urinary signs
* Still U+
* No systemic signs
<><>
Complete Obstruction:
* Urinary signs and systemic signs (anorexia, lethargy, vomiting)
* Unproductive straining
* Big bladder
* +/- Fractious cat
* No urination for >12 hours

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10
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- Diagnostic tests for partial or no obstruction vs complete obstruction

A

Partial or no obstruction:
* Urinalysis
* Point of care ultrasound
<><><>
Complete Obstruction:
* Blood work
* Urinalysis +/- culture
* Point of care ultrasound
* Radiographs

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11
Q

Feline Urologic Syndrome “Feline idiopathic cystitis”
- how often do we find the cause?

A

No cause found in 54-79% cats

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12
Q

CASE:
Max, 5 y old DLH
Pollakiuria, hematuria, straining
*Normal energy
*Good appetite, no vomiting
*Normal vitals
*BCS 7/9
*Bladder not palpable
*Soft abdomen
*Purring in arms
*POCUS: small bladder, no free fluid
<><>
* Stable
*Normal energy
*No systemic signs
*Productive straining
*Bladder not palpable
*No obstruction
<><>
What can we do?

A
  • Pollakiuric++++
    > Collection of urine impossible
  • Oral buprenorphine
  • No antibiotics
  • Monitoring at home
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13
Q

“Feline idiopathic cystitis”
Management of Unobstructed Cat
- how many cases resolve? how fast?
- what is the usual therapy?

A

Resolution of clinical signs within 2 to 3 days in 85% cats spontaneously
<><>
Analgesic therapy
* Oral buprenorphine or
* Butorphanol or
* Fentanyl patch
* NSAIDS (questionable)
> NSAID can be bad for kidneys

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14
Q

“Feline idiopathic cystitis”
Environment Alterations

A
  • “MEMO “ : Multimodal Environmental MOdification
  • Obtaining a thorough environmental history
  • Several litter boxes
  • Increase water consumption
    > several sources of fresh water, automatic dispensers, broth
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15
Q

“Feline idiopathic cystitis”
- diet

A
  • Canned diet - wet food better than dry
  • Hill’s® Diet® c/d® Multicare Urinary
  • Royal Canin Urinary S/O calm
  • Weight loss program
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16
Q

“Feline idiopathic cystitis”
- pheromone options

A
  • Feliway reduces anxiety of cats * Spray and room diffusers
17
Q

Medical Management Idiopathic Cystitis? how fast do they work?

A

Numerous agents tried (see Textbook for doses)
* Antibiotics, tranquilizers, anticholinergics, antispasmodics, anti-
inflammatory drugs tried for idiopathic cystitis in cats
* No controlled studies
* More recently glycosamminoglycans, amitriptyline, NSAIDs
* Antispasmodics: propantheline and oxybutynin
<><>
* Can take longer than 1 week to see improvement
* If fails, drug should be tapered over 1 to 2 weeks
<><>
> 70% cats with idiopathic cystitis responded to placebo treatments

18
Q

idiopathic cystitis response to placebo

A

> 70% cats with idiopathic cystitis responded to placebo treatments

19
Q

Prognosis
Non-obstructed idiopathic cystitis

A
  • Fair to good
  • Rarely life threatening
20
Q

Management of Obstructed Cat idiopathic cystitis

A
  • Hospitalisation
  • Analgesia
    > Full opioid (methadone), maropitant
    > NSAIDs should be avoided at presentation (acute)
  • Fluid therapy
    > Restoration of renal perfusion
    > Dilute plasma potassium
  • Monitor electrolytes and renal profile
  • Priority: stabilise and anesthetize patient
    > Urinary catheterization
    > Soft 3.5 to 5F catheter, strict aseptic technique
21
Q

should we take radiographs for obstructed idiopathic cystitis?

A

TAKE RADIOGRAPHS
Could be obstructed with a stone!!

22
Q

ultrasound use for idiopathic cystitis

A
  • Evaluation of thickness of bladder wall and contours
  • Detection of uroliths or mass?
  • Major limitations
    > Inability to evaluate distal urethra
23
Q

does successful catheterization rule out urethroliths?

A
  • Successful catheterization DOES NOT rule out urethroliths!!!
  • → possible reobstruction after catheter removal if not checked
24
Q

Contrast Urethrography
- how do we do it? what is its use?

A
  • Contrast instilled with enough pressure in the catheter
  • +/- double contrast cystogram
    > Stones?
    > Soft tissue lesions?
  • Only contrast urography and rectal exam can evaluate the distal 2/3 of the urethra
25
Q

idiopathic cystitis
Urinalysis and Urine Culture? when do we do them? why?

A

Urinalysis:
* Recommended in all cats if possible
* Crystals?
* Signs of infection?
<><>
Urine culture:
* Infection = rare, except in all cats or when multiple recent catheterization

26
Q

Decompressive cystocentesis prior to catheter placement?
Decompressive cystocentesis advantages

A
  • Allows immediate relief of pressure within the urinary tract
  • More rapid resolution of glomerular filtration rate
  • Increased comfort
  • Minimal sedation
  • Uncontaminated urine for tests
  • ↓back pressure against the obstruction→ facilitates catheterization
    <><>
    Best: cystocentesis on sedated or anesthetized patient
27
Q

Decompressive cystocentesis prior to catheter placement?
disadvantages

A
  • Risk of tearing or rupturing the bladder
  • Distended bladder
    > More friable
    > Greater risk of uroabdomen or hemoabdomen
    > Vagovagal collapse (can be fatal)
    →Sedation or anesthesia required + 2 people to do cysto
28
Q

Decompressive cystocentesis or no? when to do it?

A
  • If catheterization not possible
  • If money constraint and alternative to euthanasia
  • Warn owners about the risks
    <><>
  • Uroabdomen less than ideal BUT preferable to ongoing obstruction and hyperkaliemia in a cat that is unable to be catheterized