Warfarin Skin Necrosis Occurs Within the First 2 to 3

question 9

Multiple Choice

Warfarin skin necrosis occurs within the first 2 to 3 days after starting warfarin therapy because:

• A) The platelet count decreases to fewer than 100 * 10⁹/L, and significant bleeding occurs.
• B) Protein C decreases significantly before full anticoagulation, and skin thrombosis results.
• C) Prothrombin decreases rapidly generating less thrombin, and significant bleeding occurs.
• D) Plasminogen increases, and rapid clot lysis occurs.

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Definitions:

Fixed Manufacturing Cost

This refers to the consistent expenses incurred by a company for its manufacturing operations, excluding variable costs; it includes costs like rent, salaries of permanent staff, and depreciation of factory equipment.

Variable Manufacturing Cost

Costs that vary directly with the level of production output, such as raw materials and direct labor.

Idle Capacity

The portion of a company's resources or production capacity that is not being used for production or generating revenue.

Variable Production Cost

Costs that change in proportion to the level of production output, such as raw materials and direct labor.