* Depression Of The Respiratory Centre - Drugs

* Depression of the respiratory centre - drugs (medicines benzodiazepines, barbiturates). Other problems which should be considered at revealing of a syndrome of hypoventilation The differential diagnosis of a syndrome of hypoventilation It is wide enough and includes the potential diagnoses entered in the list The reasons. The full case record of the patient, inspection, and laboratory diagnostics should be spent in The maximum volume at carrying out of the differential diagnosis. [Causes] Laboratory data Blood whey - presence of compensatory increase in carbonates at whey (HCO3) testifies about secondary to respiratory (Respiratory Acidosis). Patients can sometimes have and . At many patients with chronic hypoventilation comes to light signs and blood oxygen. Norm of saturation by oxygen of blood of 90 % and more (pressure of oxygen in Arterial blood = PaO2 60 - 65 mm Hg). When shows saturation by oxygen of blood of 89 85 %, it Testifies to moderate decrease , indicators 84 - 81 % Mean serious degree of decrease blood oxygen, and less 80 % - decrease in the maintenance of oxygen menacing to a life in blood.