From: Cerebrospinal fluid dynamics and intracranial pressure elevation in neurological diseases
Solute | Humana | Rabbitb | Dogb | |||
---|---|---|---|---|---|---|
Plasma Conc. | CSF Conc. | Plasma Conc. | CSF Conc. | Plasma Conc. | CSF Conc. | |
Na+ (mM/L) | 153 | 147 | 148 | 149 | 155 | 151 |
K+ (mM/L) | 4.7 | 2.9 | 4.3 | 2.9 | 4.6 | 3.0 |
Ca2+ (mM/L) | 1.3 | 1.1 | 5.6 | 2.5 | 5.7 | 2.9 |
Mg2+ (mM/L) | 0.6 | 1.1 | 2.0 | 1.7 | 1.4 | 2.0 |
Cl− (mM/L) | 110 | 113 | 106 | 130 | 121 | 133 |
HCO3− (mM/L) | 24 | 22 | 25 | 22 | 26 | 26 |
pH | 7.40 | 7.33 | 7.46 | 7.27 | 7.42 | 7.42 |
Osmolarity (mOsm) | 290 | 290 | 298.5 | 305.2 | 299.6 | 305.2 |