Intended Use: The direct LDL cholesterol test is used to determine LDL levels in individuals with high triglyceride levels for which the Friedewald equation for calculating LDL-C from Total cholesterol, HDL-C and triglycerides cannot be used.
3. often Cabinet A body of persons appointed by a head of state or a prime minister to head the executive departments of the government and to act as official advisers. 4. Archaic A small or private room set aside for a specific activity.
Since 1792, by statutory specification, the cabinet constituted a line of succession to the presidency, after the Speaker of the House and the president pro tempore of the Senate, in the event of a vacancy in both the presidency and the vice presidency.