Reptiles - Dx And Tx Flashcards

1
Q

What is the normal blood glucose range?

A

70-100g/dL

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2
Q

Why might a reptile be hypocalcemic on biochem panel?

A

Lack of dietary intake;
Lack of UVB lighting

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3
Q

What is elevated potassium indicative of in the reptile patient?

A

Renal dz

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4
Q

What is hyperglobulinemia indicative of in our reptile patient?

A

Infectious dz

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5
Q

What does the inverse-normal calcium:phosphorus ratio indicate in our reptile patient?

A

Renal dz

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6
Q

T or F: >60micromol/L Bile acids on biochemistry panel indicate possible liver disease.

A

True.

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7
Q

What are the routine radiograph views for chelonians?

A

Dorsoventral, Lateral, Craniocaudal (to visualize the 2 separate lung fields)

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8
Q

What technique can we use to handle and better position lizards (without giving any drugs) for taking radiographs?

A

Vasovagal response —> cotton balls over eyes, wrap gently with vetwrap, animal will be sedate for about 30 min

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9
Q

What MHz transducer do we use in reptiles to perform ultrasound?

A

Almost all: 7.5 MHz

Larger turtles: 3-5 MHz probe

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10
Q

What 3 acoustic windows do we want to utilize for visceral examination in chelonians via ultrasound?

A
  1. Mediastinal (cardiac)
  2. Axillary (liver, pectoral mm., heart)
  3. Inguinal (kidney, urinary bladder, stomach, intestines, R liver lobe, reproductive tract, gallbladder)
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11
Q

What is “reptile ringers solution”?

A

1 part LRS
+
2 parts 2.5% dextrose and 0.45% NaCl

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12
Q

What route do we use for rapid administration of fluids in reptiles?

A

IV or IO

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13
Q

What is the best site for a catheter?

A

Jugular

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14
Q

What route do we typically use for maintenance fluid therapy?

A

IC (intracoelomic)
Injected thru:
Inguinal fossa in chelonians,
Right side of lower abdomen in lizards (avoid bladder),
Lower third of body in snakes (avoid lung)

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15
Q

When giving oral fluids, the stomach is an important consideration. Where is it located in chelonians and what is the approximate volume?

A

Anterior 1/3 to mid-carapace;
2% BW or 20mL/kg

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16
Q

What volume of fluids should we not exceed?

A

2-3% BW per day

15 mL/kg/day maintenance;
up to 30mL/kg/day

17
Q

When would we perform a blood transfusion in reptiles?

A

Life threatening anemia (PCV <5%),
Acute hemorrhage *donor and recipient must be same species*

18
Q

Where do we administer antimicrobial injections?

A

Front half of the body (bc of renal portal system)

19
Q

Which antimicrobials will target aerobes?

A

Amikacin (renal issues if patient is not hydrated),
Ceftazidime,
Baytril (can be painful/cause tissue necrosis)

20
Q

What antimicrobials will target anaerobes?

A

Metronidazole, Clindamycin, Penicillins

21
Q

What antimicrobial should we use for aerobic/anaerobic spectrum?

A

Chloramphenicol

22
Q

What parasiticide would we use to treat trematode-ridden reptiles?

A

PZQ

23
Q

What parasiticide would we use to treat ascarid/hookworm-ridden reptiles?

A

Pyrantelpamoate

24
Q

What parasiticide would we use to treat nematode and Protozoa-ridden reptiles?

A

Fenbendazole; *contraindicated in some cases bc of bone marrow suppression*

25
Q

When do we remove suture post-surgery or in the case of wound healing in reptiles?

A

4-6 weeks!

26
Q

For short non-invasive procedures or for induction of anesthesia in our reptilian patients, what drugs should we use and ROA?

A

Medetomidine and ketamine; IM or IV *reverse medetomidine with atipamezole for faster recovery*

Propofol, Alfaxalone, and midazolam

27
Q

How would we use propofol in a short non-invasive procedure/for induction?

A

Dilute with 2 parts saline to 1 part propofol and administer IV over 2 minutes

28
Q

What anesthetic drugs would we use for invasive or prolonged procedures?

A

Isoflurane or sevoflurane

29
Q

Why is butorphanol no longer selected for analgesia in reptiles?

A

It mostly affects kappa receptors and reptiles have more MU receptors…

So now we use morphine, fentanyl, and hydromorphone (pure mu agonists)

30
Q

How do we euthanize sea turtles?

A

NOT with pentobarbitol- takes massive doses and doesn’t work well…

Need to anesthetize and then decapitate