Formules mathématiques

Question 1

LDL

Answer 1

cholestérol total - (HDL + trig/2,20)

Question 2

Bili non conjuguée

Answer 2

bili totale - bili conjuguée

Question 3

Bili delta

Answer 3

bili total - (bili directe + bili indirecte)

Question 4

Clairance de la créatinine

Answer 4

(U x V)/P x 1,73/S

Question 5

S (clairance créatinine)

Answer 5

(H(cm) + P (Kg))/100 -.6

Question 6

T (transmitance)

Answer 6

t x 100

Question 7

t (transmission)

Answer 7

I/Io

Question 8

A (absorbance)

Answer 8

abc
ou
log (I/Io)
ou 
-log(t) 
ou 
2-log(%T)

Question 9

Beer-Lambert

Answer 9

Cinc = Ainc/Astd x Cstd

Question 10

Enzymes

Answer 10

(∆abs/min)/(a(ε)) × VT/VS

Question 11

Trou osmolaire

Answer 11

osmolalité mesurée - osmolalité calculée

Question 12

Osmolalité calculée

Answer 12

(1,86 x Na) + glucose + urée + 9

Question 13

Trou anionique

Answer 13

(Na+ + K+) - (Cl- + HCO3-)

Question 14

Coefficient de saturation de la transferrine (%)

Answer 14

(Fer sérique total/TIBC) x 100

Question 15

Henderson Hasselbach

Answer 15

pH = pKa + log (HCO3-)/H2CO3)
ou
pH = pKa + log (HCO3-)/(apCO2)

Question 16

CO2 total

Answer 16

CO2(dissout) + HCO3- + H2CO3 (négligeable)

Question 17

CO2 (dissout)

Answer 17

apCO2

Question 18

RCF

Answer 18

N^2 x r x 1,118x10^-(5)

Question 19

Ajuster anticoagulant coag (si hct > 55%)

Answer 19

C (volume citrate dans tube) = (1,85 x 10^-(3)) x (100-Hct) x V

Question 20

MHNN

Answer 20

(gr foetaux)(volume sang maternel)/(gr comptés)= saignement

300ug par 30ml de saignement + 1 vial