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Principles of Anesthesia > Exam 1 Numbers > Flashcards

Exam 1 Numbers Flashcards

1
Q

Absolute Contraindications for Spinal Anesthesia:
INR
Platelets

A

INR > 1.5
Platelets < 100,000

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2
Q

How many total vertebrae do we have? Spinal nerves?

A

33 - Vertebrae
31 - Spinal nerves

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3
Q

High and low points in the supine position?

A

High - C3 and L3
Low - T6 and S2

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4
Q

End of spinal cord for adults? Pediatrics?

A

Adults - L1
Peds - L3

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5
Q

Where does the anterior spinal artery originate? Posterior spinal arteries?

A

Anterior - Vertebral artery
Posterior - Inferior cerebellar artery

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6
Q

CSF in adults?

A

100-160 mL

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7
Q

Spinal Lidocaine (5% in 7.5% Dextrose)
Dose to T10
Dose to T4
Duration

A

Dose to T10: 50-60 mg
Dose to T4: 75-100 mg
Duration: 60 mins, 75-100 mins with Epi

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8
Q

Spinal Tetracaine (1% in 5% Dextrose)
Dose to T10
Dose to T4
Duration

A

Dose to T10: 6-8 mg
Dose to T4: 10-16 mg
Duration: 70-90 mins, 100-150 with Epi

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9
Q

Spinal Bupivacaine (0.75% in 8.5% Dextrose)
Dose to T10
Dose to T4
Duration

A

Dose to T10: 8-10 mg
Dose to T4: 12-20 mg
Duration: 90-120 mins, 100-150 mins with Epi

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10
Q

Spinal Ropivacaine (0.5% in Dextrose)
Dose to T10
Dose to T4
Duration

A

Dose to T10: 12-18 mg
Dose to T4: 18-25 mg
Duration: 80-110 mins

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11
Q

Spinal Levobupivacaine
Dose to T10
Dose to T4
Duration

A

Dose to T10: 8-10 mg
Dose to T4: 12-20 mg
Duration: 90-120, 100-150 mins with Epi

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12
Q

Epidural Opioid Dosing
Morphine
Fentanyl
Sufentanil

A

Morphine = 3-5 mg (24 hour duration)
Fentanyl = 50-100 mcg
Sufentanil = 10-25 mcg

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13
Q

Spinal Opioid Dosing
Morphine
Fentanyl
Sufentanil

A

Morphine = 100-400 mcg (24 hour duration)
Fentanyl = 10-25 mcg
Sufentanil = 2.5-10 mcg

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14
Q

Neuraxial related pruritis treatment?

A

Benadryl - 25-50 mg
Naloxone 0.1 mg
Buprenex

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15
Q

Neuraxial related pruritis prophylaxis?

A

Morphine < 300 mcg
Ondansetron 4 mg
Nubain 2.5-5 mg

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16
Q

Epi/Neo wash dosing?

A

Epi - 0.2-0.3 mcg
Neo 2-5 mg

17
Q

Spinal additive dosing:
Clonidine
Dexmedetomidine

A

Clonidine - 15-45 mcg
Dexmedetomidine - 3 mcg

18
Q

Clinical progression of differential blockade?

A

B-fibers (Sympathetic)
C and A-delta fibers (Loss of pain/temp)
A-gamma (Loss of motor tone)
A-beta (Loss of touch of pressure)
A-alpha (Loss of motor function/proprioception)

19
Q

Dosing of hyperbaric SAB in non-OB patient…
Sacral level
T10
T4

A

Sacral - 1 ml
T10 - 1.5 ml
T4 - 2 ml

20
Q

Intralipid bolus dose? Infusion?

A

20% 1.5 ml/kg bolus
infusion = 0.25 ml/kg

21
Q

Epidural anesthesia dosing?

A

1-2 mL per segment

22
Q

2-Chloroprocaine
Concentration:
Onset:
Duration:
Duration w/ Epi:

A

Concentration: 3%
Onset: 10-15 mins
Duration: 45-60 mins
Duration w/ Epi: 60-90 mins

23
Q

Epidural Lidocaine
Concentration:
Onset:
Duration:
Duration w/ Epi:

A

Concentration: 2%
Onset: 15 mins
Duration: 80-120 mins
Duration w/ Epi: 120-180 mins

24
Q

Epidural Mepivacaine
Concentration:
Onset:
Duration:
Duration w/ Epi:

A

Concentration: 2%
Onset: 15 mins
Duration: 90-140 mins
Duration w/ Epi: 140-200 mins

25
Q

Epidural Bupivacaine
Concentration:
Onset:
Duration:
Duration w/ Epi:

A

Concentration: 0.5-0.75%
Onset: 20 mins
Duration: 165-225 mins
Duration w/ Epi: 180-240 mins

26
Q

Epidural Ropivacaine
Concentration:
Onset:
Duration:
Duration w/ Epi:

A

Concentration: 0.75%-1%
Onset:15-20 mins
Duration: 140-180 mins
Duration w/ Epi:150-200 mins

27
Q

Systolic Pressure Variation
Normal:
Up:
Down:

A

Normal: 7-10 mmHg
Up: 2-4 mmHg
Down: 5-6 mmHg

28
Q

Normal Pulse Pressure Variation

A

13-17%
> 17% give fluids

29
Q

Normal stroke volume variation

A

10-13%
< 13% give fluids

30
Q

EEG waves:

A

Beta: > 13 Hz
Alpha: 8-13 Hz
Theta: 4-7 Hz
Delta: < 4 hz

Principles of Anesthesia (1 decks)

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