Anesthesia Review

Memorization Items

Pediatric Antibiotic Dosing

Antibiotic IV Dose Max Dose
Ampicillin 50 mg/kg 2000 mg
Cefazolin 25 mg/kg <80 kg : 1 g
>80 kg : 2 g
Ceftriaxone 25 mg/kg 2000 mg
Cefuroxime 50 mg/kg 1500 mg
Clindamycin 10 mg/kg 600 mg
Levofloxacin 10 mg/kg 750 mg
Vancomycin 15 mg/kg 2000 mg

Anesthesia Gases

Vapor 1 MAC Minimal FGF Rate Pros Cons
Isoflurane 1.2 % 1 L/min cardioprotective slow wake up
Sevoflurane 1.8 % 2 L/min great mask induction Compound A at low flows
Desflurane 6.6 % 1 L/min good for obese patients irritant for smokers or asthma

Anesthesia Drugs

Phase Name Mechanism Dose Notes
Preop Midazolam GABA agonist Nasal: 0.2 mg/kg
PO: 0.5 mg/kg
IV: 0.1 mg/kg
up to 2mg IV
Preop Dexmedetomidine alpha 2a agonist PO: 2-4 mcg/kg
Nasal: 2-4 mcg/kg
IV: 2mcg/kg
 
Preop Ketamine NMDA blocker IV: 0.5-1 mg/kg
IM: 3-5 mg/kg
 
Induction Propofol increases GABA-mediated CNS inhibition IV: 2-4 mg/kg  
Induction Etomidate stimulates GABA receptors
depresses reticular activating system
IV: 0.3 mg/kg  

Reversal Drugs

Name Class Dose Notes
Flumazenil benzo reversal 0.01 mg/kg Seizures when too rapid
Naloxone opioid reversal 0.001 mg/kg  

Epidural and Peripheral Nerve Infusion Dosing

Name Max Bolus Dose Max Infusion Rate
Ropivicaine < 2 mo: 2.5 mg/kg
> 2 mo: 3.5 mg/kg
< 2 mo: 0.3 mg/kg/hr
> 2 mo: 0.6 mg/kg/hr
Bupivicaine < 2 mo: 2.5 mg/kg
> 2 mo: 3 mg/kg
< 2 mo: 0.25 mg/kg/hr
> 2 mo: 0.5 mg/kg/hr

Regional Adjuvants

Name Starting Dose Comments
Clonidine 0.1 - 0.2 mcg/kg/hr bolus = 0.5-2mck/kg. Do not give if hemodynamically unstable
Hydromorphone 0.5 - 2 mcg/kg/hr epidural use only
Fentanyl 1 mcg/kg/hr epidural use only

Mallapatti Classification

Mallampatti Classification

Cormack-Lehane Classification

Cormack-Lehane Classification

Difficult Airway Algorithm

Difficult Airway Algorithm