All the fucking numbers Flashcards by Chloe Charbonneau

Q

Venipuncture needle gauges

A

21-22 (adults)
24 (peds)

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Q

Insertion angle for venipuncture

A

15-30º
10-15º (butterfly)

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Q

How long after the first set should the second set of blood cultures be drawn?

A

30-120 min

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Q

IV cannulation needle gauges

A

18-24 (small vein)
12-18 (large vein)

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Q

ABG needle insertion angle

A

45º

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Q

Intradermal injection needle length and gauge

A

0.5in, 24-30g

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Q

Subcutaneous injection needle length and gauge

A

5/8, 3/4, 1in
23-25 gu (adults, older children)
25-27 gu (infants)

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Q

Subcutaneous injection needle insertion angle

A

45-90º

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Q

Intramuscular injection needle length and gauge

A

1.5in, 19-22 gu

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Q

Intramuscular injection needle insertion angle

A

90º

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Q

In wound healing, rapid strengthening occurs when?

A

Days 5-17

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Q

In wound healing, repigmentation occurs when?

A

3-5 yrs

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Q

When would you update tetanus in a px with a non-tetanus prone wound?

A

If > 10 yrs

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Q

When would you update tetanus in a px with a tetanus prone wound?

A

If > 5 yrs

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Q

What is the vaccine schedule in a px with a tetanus prone wound who is previously unvaccinated?

A

Tdap + TIG
Td at 4-8 wks + 6-12 wks

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Q

Primary intention is considered if a px presents within __________ from time of injury

A

< 6-8 hrs

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Q

Third or Delayed Primary intention is delay of formal closure by how long?

A

4-5 days

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Q

Which anesthetic agents have a duration of < 2 hrs?

A

Lidocaine
Prilocaine
Carbocaine

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Q

Which anesthetic agents have a duration ≥ 2 hrs?

A

Lidocaine w/ epi
Marcaine

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Q

What is Benadryl’s duration of action?

A

< 30 min

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Q

How is buffer calculated?

A

1ml bicarb per 10ml of 1% lidocaine

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Q

What are the needle gauges for administering anesthetic? What are the pros/cons of using each size?

A

30 gu: Less pain w/ puncture, more pain w/ injection
26 gu: More pain w/ puncture, less pain w/ injection

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Q

Vicryl sutures are absorbed within ________

A

< 70d

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Q

Chromic Gut sutures are absorbed within ______

A

< 90d

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Describe the technique for irrigation (including equipment + sizes)

100-300 mL of Saline 35 mL syringe + 18 gu needle

What size sutures would be used on the face?

5-0 6-0

What size sutures would be used on the trunk/extremities?

5-0

What size sutures would be used on the scalp?

4-0 5-0 Staples

What size sutures would be used on the feet/knees/elbows?

3-0 4-0

How far apart should sutures be spaced on the face?

3mm apart

How far apart should sutures be spaced (except on the face)?

5-10mm apart

What size sutures should be used for a running suture? Why?

5-0/4-0 For added strength

What size suture should be used for vermillion border lacs?

6-0

What size and type of suture should be used on the tongue?

4-0 Chromic Gut or Vicryl

What size and type of sutures should be used on the scalp?

4-0 Prolene Staples

What size and type of sutures should be used on tendons?

4-0 Nylon w/ taper or round-tipped needle

When should a skin tear be reassessed after tx?

48 hrs

When should face sutures be removed?

4-5d

When should scalp sutures be removed?

7-10d

When should sutures be removed on an extremity without tension?

8-10d

When should sutures be removed on the torso/palms/soles/digits?

10-12d

When should sutures be removed on an extremity under tension?

10-14d

To minimize scarring, how long should SPF or a bandage be worn?

6-12 mos

To minimize scarring, how long should silicone gel be applied for?

3 mos

One sign of volume deficit is a BUN:Cr ratio of ____________

> 15:1

What is maintenance dosing for fluid management?

D5 0.5NS + 20 meq KCl x 2L/d

What is replacement dosing for fluid management?

1L NS rapid bolus until clinical improvement

One sign of clinical improvement in replacement fluid management is a urine output of ___________

> 0.5 ml/kg/hr

PRBC transfusion is indicated if Hgb is _________

< 6-8 g/dL

1U of PRBC raises Hgb by ______

1 g/dL

What is the dosing for protamine sulfate in heparin reversal?

1-1.5 mg IV per 100 U heparin

What are the needle sizes for transfusions?

22 gu, 18 gu (rapid transfer)

When is rapid transfusion indicated?

if ≥ 3 U/hr is needed

Autotransfusion quantity should not exceed _______

10-15 L

What would classify as a massive transfusion?

> 50% total blood volume replaced over 12-24 hrs 10 U given over 24 hrs 4 U given over 1 hr

What is the ratio for massive transfusions?

1:1:1 or 1:1:2 PLT:Plasma:PRBC

What pressure is a tourniquet on the upper extremity inflated to?

50-100 mmHg over SBP

What pressure is a tourniquet on the lower extremity inflated to?

2x SBP

How often are VS checked during Phase 1 in the PACU?

q5 min for first 15 min

How often are VS checked during Phase 2 in the PACU?

q30-60 min

Following surgery, how often are VS checked?

q5 min until fully awake q15 min until stable q30 min until transferred

Early Post Op fever occurs when?

Days 1-3 post op

Late Post Op fever occurs when?

Days 4-30 post op

Delayed post op fever occurs when?

> 30 days post op

Surgical site infection is most common during what post op days?

3-30

A px is at highest risk of VTE ___________ after surgery, but risk is still present for __________ post op

first 1-2 wks; 3 mos

How is MAC awake calculated?

40% of MAC

A spinal block is administered at what level of the spine?

L3-4