Positioning-S3 Flashcards

1
Q

Legalities of positioning doctrine name?

A

“Res ispa loquitur”
The thing speaks for itself

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2
Q

Biggest physiologic consequence of position changes?

A

Hypotension

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3
Q

The most common perioperative neuropathy?

A

Ulnar Neuropathy

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4
Q

Most common upper extremity neuropathy?

A

Ulnar Neuropathy

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5
Q

This neuropathy is caused by direct extrinsic nerve compression (medial aspect of elbow) and intrinsic nerve compression or prolonged elbow flexion?

A

Ulnar neuropathy

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6
Q

What is the only major peripheral nerve in the body that passes on the extensor side of a joint?

A

Ulnar nerve

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7
Q

Ulnar nerve positioning?

A

Padding
Supinate arm
Abduct less than 90 Degrees

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8
Q

Ulnar nerve injury causes what?

A

Claw hand
Inability to abduct the 5th finger
Lateral aspect of hand

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9
Q

Claw hand
Inability to abduct the 5th finger
Lateral aspect of hand

A

Ulnar nerve injury

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10
Q

Ulnar neuropathy resolved in?

Sensory only?

Sensory and Motor?

A

S- 80% resolved in 6 months

S/M- 20% resolved in 6 months

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11
Q

Most common nerve injury for patients undergoing sternotomy?

A

Brachial plexus injury

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12
Q

Brachial plexus injury most common positions?

A

Prone and lateral

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13
Q

Ape hand deformity, inability to oppose thumb?

A

Median nerve injury

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14
Q

Inability to abduct the arm?

A

Axillary nerve injury

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15
Q

Claw hand deformity?

A

Ulnar nerve injury

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16
Q

Inability to flex forearm?

A

Musculocutaneous nerve injury

17
Q

Wrist drop deformity?

A

Radial nerve injury

18
Q

Scapular winging
Serratus anterior muscle
Traumatic but can also be viral/inflammatory is what nerve injury?

A

Long Thoracic Nerve duysfunction

19
Q

Nerve injury caused by >90 abduction
Head of the humerus into the axillary bundle
compression and stretch injury
Common with mastectomy?

A

Axillary nerve injury

20
Q

Muscular men susceptible to which nerve injury?

A

Median nerve injury

21
Q

Median nerve injury causes what?

A

Inability to complete extension of the elbow. Causes shortening of nerve over time.

22
Q

IVs in the AC can cause which nerve injury?

A

Median nerve injury

23
Q

Which nerve is most often caused by direct compression with overused BP cuff?

A

Radial nerve injury

24
Q

This nerve injury is more often by direct compression than stretch. Caused by repeated cycling of BP cuff and unsupported limbs. Symptoms include wrist drop?

A

Radial nerve injury

25
Q

DR CUMA

A

Drop Radial
Claw Ulnar
Ape Median

26
Q

This nerve injury is caused by hip abduction > 30 degrees, excessive flexion, and excessive traction.
Motor dysfunction is common.
Inability to adduct the leg with decreased medial sensation?

A

Obturator neuropathy

27
Q

This nerve injury is caused by hip flexion >90 degrees, can. cause ischemia, only affects sensory fibers so no motor disability occurs?

A

Lateral Femoral Cutaneous nerve

28
Q

This nerve injury is caused by external rotation of the leg, hyperflexion of the hips and extension of the knees

A

Sciatic neuropathy

29
Q

This nerve injury is associated with direct pressure of the lateral leg. Injured by leg holders(candy canes) and can cause prolonged foot drop and difficulty ambulating?
Most common lower neuropathy

A

Peroneal neuropathy

30
Q

This nerve injury is associated with muscle cramps, tightness and difficulty mobility. It is caused by difficult forceps delivery or excessive flexion of the thigh to the groin?

A

Saphenous nerve injury

31
Q

What is the most common lower extremity neuropathy?

A

Peroneal neuropathy

32
Q

> 4 hours in lithotomy increase risk of what injury?

A

Common Peroneal Nerve injury

33
Q

This nerve injury is caused by excessive angulation of the thigh on abdomen and excessive traction?
Loss of sensation

A

Femoral nerve injury

34
Q

> 5 hours in lithotomy increases risk for what injury?

A

Compartment syndrome

35
Q

Venous air embolism is associated with which position?

A

Sitting position

36
Q

Late sign of Venous air embolism?

A

Millwheel murmur

37
Q

What position do you put the patient in with a venous air embolism?

A

Durants position.
Left head down