# Normal Values + formulas

 What is the formula for duration of flow? tank psi x tank factorLPM What is the Factor for an E tank H tank E tank = 0.28H tank = 3.14 Formula for Airway Resistance (Raw) Peak pressure - Plateau pressure Static Compliance Exhaled VolumePlateau - PEEP Air Entrainment Ratio / Factor FIO2 24 - 28 - 32- 35 - 36 - 40- 60- 70- 100 24 = 25:1 = 2628 = 10:1 = 1132 = 6:1 = 735 = 4.6:1 = 5.636 = 3:1 = 440 = 1:1 = 260 = 0.6:1 = 1.6100 = 0:1 = 1 LABORATORY TESTING Normal Value for CBC RBC Hb Hct WBC RBC =4-6 mill/cuHb = 12-16 gm/100mlHct = 40-50%WBC = 5,000-10000/cu Normal Value for Electrolytes Na+ K+ CL- Na+135-145 mEq/L K+3.5-4.5 mEq/L CL-80-100 mEq/L EKG Values HR Bradycardia Tachycardia HR = 60-100 bpm Brady = < 60 bpm Tachy = > 100 bpm Infant normal ranges Pulse RR BP Birth weight Apgar score Pulse110-160 bpmRR30-60 breaths/minBP60/40 mmHgBirth weight>3000 gmApgar score = done at 1min and 5 min7-10 = normal4-6 = poor0-3 = Emergency Normal ranges for arterial Blood gas Calculations vd/vt CaO2 CvO2 C(a-v)O2 Qs/Qt vd/vt =20-40% / 40-60% on vented ptsCaO2 =17-20 vol%CvO2 =12-16 vol%C(a-v)O2 =4-5 vol%Qs/Qt=5 is normal /10-20 % tolerable20-30 % life threatning Blood Gas Parameters PaCO2 PO2 pH SaO2 HCO3- PaCO2 = 35-45 mmHgPO2 = 80-100 mmHgpH = 7.35-7.45 SaO2 = 95-100%HCO3- = 22-16 mEq/L HEMODYNAMIC BLOOD PRESSURE BLOOD PRESSURE = 120/80 mmHg Mean Arterial Pressure (MAP) MAP 93-96 mmHg CVP - Central Venous Pressure CVP = 2-6 mmHg (4-12 cmH2O) PAP Pulmonary arterial pressure PAP 25/8 mmHg ( mean 14) PCWP - Pulmonary wedge pressure PCWP = 4-12 mmHg CO- Cardia Output CO = 4-8 L/min CI- Cardiac index CI = 2.5-4.0 L/min VO2- ejection fraction VO2 = 250 ml/min SVR - systemic vascular resistance SVR = 20 mmHg/L/min or 1600 dynes/sec/cm5- PVR - Pulmonary Vascular resistance PVR = 2.5 mmHg /L/minor 200 dynes/ sec/ cm5- PULMONARY VASCULAR RESISTANCE PVR = (MPAP-PWP)/CO PAO2 = PAO2 = (Pb -PH2O)FIO2 - (PaCO2 x1.25) A-aDO2 PAO2- PaO2 CaO2 CaO2 =O2 in Rbc (Hb x 1.34xSaO2) + O2 in plasma( PaO2 x 0.003) MAP MAP(2xdiatolic) + systolic / 3 Fick equation ( CArdiac Output)/ Qt QT = VO2/ C(a-v)O2 x10 QT = HR x SV(stroke volume) Cardia Index CI QT(cardiac output) / BSA Body surface area Pulse pressure Systolic - Diatolic pressures Stroke Volume CO / Heart rate EJECTION FRACTION SV / End diastolic volume SVR- Systemic vascular resistance (MAP-CVP) / CO CvO2 CvO2 =O2 in Rbc (Hb x 1.34xSvO2) + O2 in plasma( PvO2 x 0.003) C(a-v)O2 CaO2- CvO2 Desired FIO2 FIO2 present x Desired FIO2 / current PaO2 Desired Vt Desired VE Desired RR Desired Vt= (actual Vt x PaCo2)=desired Vt PaCO2)Desired RR = (actual RR x PaCO2) = (Desired RR x PaCO2)Desired VE (actual VE x PaCO2) = ((desired VE x PaCO2) VD/VT PaCO2-PECO2 / PaCO2 x 100 SaO2 SaO2= PaO2 + 30 Qs/Qt A-aDo2 x 0.003A-aDo2 x 0.003+C(a-v)O2 Amount of drug in milligram (mg) Drug % x 10 ml = # of mg of drug Pediatric drug dosage (clark's rule) Clark' srule ESD = wt x normal adult dosage / 150 Alveolar ventilation (Vt - VD) xFuse the approximaye 1ml / lb of IBW for VD Dynamic compliance Exhaled Volume PIP - PEEP Authormvblanc ID74706 Card SetNormal Values + formulas DescriptionNormal Values- Formulas Updated2011-04-07T14:02:04Z Show Answers