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Special Resuscitation Situations ?????????

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Title: Special Resuscitation Situations Author: Te-Fa Chiu Last modified by: User Created Date: 2/24/2001 5:21:28 PM Document presentation ... – PowerPoint PPT presentation

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Title: Special Resuscitation Situations ?????????


1
Special Resuscitation Situations?????????
Advanced Challenges in Resuscitation
  • ???? ?????
  • ???

2
Advanced Challenges in Resuscitation
  • 1. ????????
  • 2. ???????????
  • 3. ???????????
  • ???
  • ??
  • ?????
  • ?????
  • ???????
  • ???????
  • ?????

3
Advanced Challenges in Resuscitation
  • ????????
  • ?????????????????
  • ???????????
  • ???????????????
  • ???????????
  • ????? (Near-Fatal Asthma)
  • ?????(Anaphylaxis)

4
????????
  • ?????????????
  • ???????????????
  • ????????

5
???
  • ?? gt 5.0 mEq/L
  • pH ? 0.1 U ? serum K ? 0.3 mEq/L

6
?????
  • Drugs (K-sparing diuretics, ACEI, NSAIDs, K
    supplements)
  • ESRD
  • Muscle breakdown (rhabdomyolysis)
  • Metabolic acidosis
  • Pseudohyperkalemia
  • Hemolysis
  • Tumor lysis syndrome
  • Diet (rarely sole cause)
  • Hypoaldosteronism (Addison disease,
    hyporeninemia)
  • Type 4 renal tubular acidosis
  • Other hyperkalemic periodic paralysis

7
???
  • ??????(??????????) ,????
  • ?????
  • T???
  • P???
  • PR??
  • QRS???
  • S???
  • idioventricular rhythm
  • sine waves
  • VF?????

8
??
  • ??(5-6)?????????????????????
  • ??(6-7)???NaHCO3 ?Glucose insulin?Albuterol????
  • ??(gt7)????CaCl2

9
???
  • ?? lt 3.5 mEq/L
  • ??
  • ????
  • ????(????????)
  • ?????????

10
???
  • ??
  • ????????
  • ????
  • ?????????
  • ????
  • ????

11
???
  • ?????
  • U?
  • T???
  • ST??
  • ????(??digoxin???)
  • PEA or Asystole

12
??
  • ????????
  • ????? K lt2.5 ? IV K
  • ???10-20 mEq/h ECG
  • ????(VF/VT)
  • 2 mEq/min ? 10 mEq /5-10 min
  • ???1mEq???150-400 mEq

13
???
  • ?? gt 145 mEq/L
  • ??
  • ??????????????????????????

14
??
  • ?????????
  • ?????????
  • ??? ?? x 0.5 x (?? - 140) /140 ? ?? x 0.4 x
    (?? - 140) /140 ?
  • 70????,??160,??? ? L
  • ?? ? 0.5-1.0 mEq/h (lt 12 / 24 hrs)

15
???
  • ?? lt 135 mEq/L
  • ????? lt120 ????
  • ???????????????????????

16
??
  • ????
  • SIADH ?? ( 50 - 66 )
  • Na deficit (desired Na - current Na) x
    0.6 x body wt (kg) ( 0.6 for men, 0.5 for
    women.)
  • 3 saline 513 mEq Na/L
  • ? Na 0.5 -1/hr (max. 10-15/24h)
  • ???? ? pontine myelinolysis

17
?
  • Na, K, Ca??????
  • ????????????
  • ??????? ???????

18
???
  • ?? gt 2.2 mEq/L
  • ????? ???
  • ????
  • ????
  • ?????????

19
???
  • ???? ???????????????????
  • ?????????
  • ??????????????????????

20
???
  • ?????
  • PR? QT ??
  • QRS ??
  • P?????
  • T???
  • Complete AV block?Asystole

21
??
  • ????
  • CaCl2 ( 5 to 10 mEq IV )
  • ??????????
  • ????
  • ????
  • ?????????
  • IV N /S furosemide
  • ????

22
???
  • ?? lt 1.3 mEq/L
  • ???????
  • ???????????
  • PTH?????
  • (eg, pentamidine, diuretics, alcohol)
  • ???????

23
??? - ??
  • GI loss bowel resection, pancreatitis, diarrhea
  • Renal disease
  • Starvation
  • Drugs diuretics, pentamidine, gentamicin,
    digoxin
  • Alcohol
  • Hypothermia
  • Hypercalcemia
  • Diabetic ketoacidosis
  • Hyperthyroidism/hypothyroidism
  • Phosphate deficiency
  • Burns
  • Sepsis
  • Lactation

24
??? - ??
  • ??????????
  • ????
  • ????????????????????
  • ???????

25
??? - ?????
  • QT ?PR ??
  • ST ??
  • T???
  • ???? P ??????
  • QRS ??
  • Torsades de pointes
  • VF
  • ?? digitalis ??

26
??
  • Severe or symptomatic hypoMg
  • 1 to 2 g IV MgSO4 over 15
  • Torsades de pointes
  • 2 g of MgSO4 over 1 - 2
  • Seizures
  • 2 g IV MgSO4 over 10
  • Calcium gluconate (1 g)
  • ???? hypoCa
  • ?????????

27
?
  • 1/2 Ca in the ECF bound to alb
  • Alkalosis Ca-alb binding ? ? Ca2? Acidosis ?
    Ca2?
  • serum alb ? 1 g/dL ? total serum Ca ? 0.8 mg/dL
    (but Ca2?)
  • In hypoalb., Ca2 may be normal
  • Ca antagonizes K and Mg at the cell mem.
  • Ca regulated by PTH and vit. D

28
???
  • serum Ca gt 10.5 mEq/L or
  • Ca2 gt 4.8 mg/dL
  • Primary hyperparathyroidism and malignancy
    account for gt90 cases.

29
??? -??
  • Total serum Ca ?12 to 15 mg/dL
  • Neuro. S/S
  • depression, weakness, fatigue, ,confusion (at
    lower levels)
  • hallucination, disorientation, hypotonicity, coma
    (at higher levels)
  • Renal concentration of urine

30
??? -??
  • CV S/S variable
  • lt 15 to 20 myocardial contractility ?
  • gt 15 to 20 myocardial depression
  • Automaticity and ventricular systole is shortened
  • Arrhythmias ( refractory period ? )
  • Digitalis toxicity is worsened
  • Hypertension
  • Many patients with hyperCa develop hypoK

31
??? -??
  • GI S/S
  • dysphagia
  • constipation
  • peptic ulcers
  • pancreatitis
  • Renal S/S ability to concentrate urine ?
  • dehydration
  • diuresis (loss of Na, K, Mg, and P? vicious
    circle of Ca reabsorption)

32
??? -?????
  • QT??
  • PR and QRS ??
  • QRS voltage ??
  • T-wave?????
  • Notching of QRS
  • AV block

33
??
  • Symptomatic or gt15 mg/dL
  • NS at 300 to 500 mL/h
  • --????200 to 300 mL/h
  • After adequate rehydration NS at 100 to 200 mL/h
  • Closely monitor K Mg
  • Heart F. or Renal I. hemodialysis
  • Extreme conditions chelating agents
  • PO4 50 mmol/8-12 h or
  • EDTA 10 to 50 mg/kg/4 h

34
??(II)
  • Lasix (1 mg/kg IV)
  • controversial
  • heart failure required
  • ? reuptake of Ca from bone
  • Reduce bone resorption
  • calcitonin
  • glucocorticoids

35
???
  • serum Ca lt 8.5 mEq/L or Ca2 lt 4.2 mg/dL
  • Causes
  • toxic shock syndrome
  • abnormalities in Mg
  • tumor lysis syndrome
  • rapid cell turnover
  • hyperK, hyperP, and hypoCa

36
??? - ??
  • Occur when Ca2 lt 2.5 mg/dL
  • Paraesthesia
  • Muscle cramps, carpopedal spasm
  • Stridor
  • Tetany
  • Seizures
  • Hyperreflexia
  • Chvostek and Trousseau signs
  • Cardiac contractility?, heart failure

37
??? - ?????
  • QT??
  • ??T???
  • Heart blocks
  • VF

38
??
  • ??,???
  • 10 Ca gluconate IV 10
  • IV drip 0.5 to 2.0 mg/kg/hr in D5W
  • ???? Q4-6H
  • ???? 7-9 mg/dL
  • ?? Mg, K, and pH

39
???????????
  • ???????????????I-223
  • ??????
  • ??????
  • ???????
  • ?????
  • VT ? VF
  • ????(QRS ??)
  • ??
  • ????

40
?????????
  • ???????????????
  • BZD???? flumazenil ????,???????

41
????? Heroin, Fentanyl, Methadone
  • ??????
  • ??????,?? naloxone (Class IIa) I-89
  • ?????
  • ?????Naloxone
  • Naloxone 0.4-0.8mg IV or 0.8mg IM or SC
  • ?? ??????????,?????

42
??????????
  • Atropine
  • ????????
  • ?? ?????? carbamate??
  • Isoproterenol
  • ????,??????????????
  • ?? ?-blocker??,???isoproterenol??
  • Digoxin-specific Fab
  • ?????cardiac glycosides?????????
  • ???????????

43
??????????
  • ????adenosine ????? ??????????????
  • ???? diltiazem ?verapamil??????
  • Benzodiazepines??
  • Physostigmine anticholinergic ??
  • ?-blocker

44
???????????
  • ???,???????
  • Benzodiazepines?????
  • Nitroprusside ?????
  • Labetalol ?????
  • Propranolol ???

45
??????????
  • ?????????????????
  • Benzodiazepines?nitroglycin?????
  • Phentolamine ?????(?-blocker)
  • Propranolol ???
  • Labetalol ??
  • Intracoronary thrombolytics or coronary
    vasodilators?????????

46
?????VT ?VF
  • ??????,??????
  • Procainamide ?????TCA????????????
  • Lidocaine ?????? ?cocaine??????
  • Phenytoin ? bretylium ?????
  • Torsades de pointes
  • Mg?lidocaine (Class Indeterminate )?overdrive
    pacing (electrical or isoproterenol ) ?K

47
?????????(QRS ??)
  • ??????VT
  • ???????????????????????????VT
  • Sodium bicarbonate
  • pH??7.5-7.55
  • ?????

48
???????
  • ??????????
  • ????
  • Dopamine
  • ??????????
  • Norepinephrine or phenylephrine
  • ????dobutamine?isoproterenol
  • ??????????
  • Ca, amrinone, glucagon, insulin, isoproterenol,
    dobutamine

49
?????????
  • ???
  • ???CPR ???
  • ??????

50
?????Near-Fatal Asthma
  • ??????????
  • ???????????
  • ????????????
  • Auto-PEEP ? ??,?? ?
  • ????? (???)
  • ????????

Asthma
51
????????? - I
  • O2
  • ?? PaO2 ? 92 mm Hg
  • High-flow mask PRN
  • ???????
  • ????
  • ????
  • ???? (hypercarbia)
  • ????,??,????? (hypoxemia)

Asthma
52
????????? - II
  • Nebulized ß2-Agonists
  • Albuterol (salbutamol) 2.5 to 5.0 mg Q15-20 up
    to 3 times
  • epinephrine or terbutaline SC
  • Corticosteroids IV
  • Begin in the first 30
  • Methylprednisolone 40-250 mg IV (or equivalent
    hydrocortisone)

Asthma
53
????????? - III
  • Nebulized Anticholinergics
  • ipratropium 0.5 mg
  • delayed onset (20)
  • Aminophylline IV
  • 2nd line
  • 1/3 as potent as ß2-agonists
  • loading dose of 5 mg/kg over 30-45
  • followed by 0.5 to 0.7 mg/kg/hr

Asthma
54
????????? - IV
  • MgSO4 IV
  • ??????
  • 2 to 3 g IV (1 g/min)
  • Epinephrine or Terbutaline SC
  • ????????
  • Epinephrine 11000, (total 0.01 mg/kg)/3 Q20
  • Terbutaline 0.25 mg SC Q30 up to 3 doses

Asthma
55
????????? - V
  • Ketamine
  • ?????
  • ???????
  • ??
  • 0.1 to 0.2 mg/kg ? 0.5 mg/kg/hr
  • Intubation bolus of 0.5 to 1.5 mg/kg,
    repeated 20 later, or 1 to 5 mg/kg/hr
  • add atropine (0.01 mg/kg, min. 0.1 mg) BZD

Asthma
56
????????? - VI
  • Heliox
  • helium oxygen (7030)
  • ???intubation
  • Bilevel Positive Airway Pressure (BiPAP)
  • delay or abort the need for intubation
  • counteracts the auto-PEEP
  • Begin with IPAP 8-10 cmH2O, EPAP 3-5
    cmH2O

Asthma
57
????
  • ????
  • ketamine, BZD, or barbiturate
  • ????
  • succinylcholine or vecuronium.
  • ?? permissive hypercarbia
  • ????? (powerful bronchial relaxants)
  • halothane, isoflurane, enflurane, and ether
  • vasodilators and myocardial depressants(except
    for ether)

Asthma
58
????
  • Extracorporeal membrane oxygenation (ECMO)
  • ?????
  • Ketamine IVF
  • for status asthmaticus
  • mild bronchodilator effect
  • not cause vasodilatation, circulatory collapse,
    or myocardial depression.

Asthma
59
?????
  • ????
  • Primary
  • Visualize vocal cord
  • 5-point auscultation
  • watch chest rise
  • condensation in tube
  • Secondary
  • end-tidal CO2
  • esophageal detector device
  • pulse oximetry
  • capnometers or capnographs
  • Albuterol 2.5-5.0 mg ?????

Asthma
60
???
  • Permissive hypercapnia
  • Adequate sedation and paralysis
  • 100 O2
  • Rate 8-10/min, to avoid auto-PEEP
  • Tidal volume 5 to 7 mL/kg
  • Peak flow 60 L/min with a decelerating pattern

Asthma
61
???
  • ??Auto-PEEP ???
  • ????????????
  • ???????(lt1 min)
  • ??????

Asthma
62
????? Anaphylaxis
  • ??
  • Insect stings
  • Drugs, and toxins, vaccines
  • Contrast media
  • Some foods (milk, eggs, fish, shellfish, peanut
    and tree nut. )
  • Latex-associated anaphylaxis
  • Exercise-induced anaphylaxis
  • Idiopathic

Anaphylaxis
63
????? - ??
  • ???? - ????
  • ???? - ??
  • ?????????
  • ???,??,???,??,??,??
  • ???????

Anaphylaxis
64
????????? - I
  • ??????????????
  • O2 ???
  • ??,????????
  • ??????
  • ??????
  • Epinephrine
  • IM 0.3 to 0.5 mg (11000) Q5-10
  • IV (110 000 10 mL) 1-5 mL over 5 minutes
  • (????????)
  • IVF 1-4 ?g/min
  • SC ???????

Anaphylaxis
65
????????? - II
  • Antihistamines diphenhydramine 25 mg IV or IM
  • H2 blockers cimetidine 300 mg PO, IM, or IV
  • ???? NS 1-2 L??4L
  • albuterol ipratropium inhalation
  • Corticosteroids ??? IV or IM
  • Glucagon ?? ?-blockers?, 1-2 mg IM or IV
  • Q5 min
  • ????24??

Anaphylaxis
66
???????? - I
  • ????????
  • Fiberoptic tracheal intubation
  • Needle cricothyrotomy transtracheal ventilation
  • ?????? 2 - 4L
  • Epinephrine??? IV
  • 1 - 3 mg ? 3 - 5 mg ? 4 to 10 µg/min
  • Antihistamines IV ????

Anaphylaxis
67
???????? - II
  • Steroid ??????
  • ???CPR ?
  • ??????????

Anaphylaxis
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