Spinal anesthesia 6/5 Flashcards

1
Q

what do you need for monitoring during intrathecal anesthesia

A
  • BP, pulse-ox, EKG (if you have time)
  • O2 optional
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2
Q

What is the bolus dose of intralipid for systemic LA toxicity ? gtt ?

A
  • bolus: 1.5 mL/kg of 20% intralipid
  • gtt: 0.25 mL/kg/min
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3
Q

What drug is commonly associated w/ allergies?

A

Rocuronium

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4
Q

What LA class is associated with allergic reaction

A

Esters (PABA derivative)

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5
Q

What is the dermatome level for the scrotum?

A

S3

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6
Q

What is the dermatome level for the penis?

A

S2

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7
Q

What is the dermatome level for the testicles

A

T8

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8
Q

Upper abdominal surgery requires a block to what dermatome level?

A

T4

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9
Q

Peri-anal / anal surgery needs a sensory block at

A

S2-S5

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10
Q

Foot/ankle surgery requires a block at what dermatome level?

A

L2

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11
Q

A sensory block at L1 is great for what procedures?

A

thigh/knee/lower leg

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12
Q

Lower abdominal/urologic / gynecologic procedures **(not open c-section) **require a block at what dermatome level

A

T6

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13
Q

Vaginal delivery, uterine, hip and TURP require a block at what dermatome level?

A

T10

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14
Q

List some benefits of using pencil-point (non-cutting) needles for SAB

A
  • less drag of contamininants
  • click/pop can be sensed
  • less risk of PDPH (less than 1% risk of PDPH and failure rate of only 5%)
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15
Q

List examples of pencil-point needles

A
  • sprotte
  • whitacre
  • pencan
  • Greene
  • Gertie Marx

Dr.Sprotte uses a Whitacre because a PenCan help Mr. Green have spinal anesthesia with less painful Marx

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16
Q

Examples of cutting needles:

A

Cutting with a Pitkin is a Quinke way to reach the subarachnoid space

17
Q

List the layers you will traverse when accessing the subarachnoid space

A
  1. skin
  2. subq
  3. supraspinous ligament
  4. interspinous ligament
  5. ligamentum flavum
  6. dura mater
  7. subdural space
  8. arachnoid mater
  9. subarachnoid space
18
Q

What ligament is the needle stabilized in

A

interspinous ligament

19
Q

Accessing subarachnoid space

What do you feel once you pass through the dura?

A

Pop

20
Q

spinal needle will be inserted further with a lateral or midline approach

A

further with paramedian (lateral)