A Patient Has a White Cell Count of 12 $\kappa$ Light Chains Present on Their Surface

question 10

Multiple Choice

A patient has a white cell count of 12.6 *10⁹/L, hematocrit of 28%, and platelet count of 27*10⁹/L. Examination of a Wright-stained blood film reveals that almost all of the white cells in peripheral blood are blasts; the bone marrow is hypercellular with very little fat and is packed with blasts. Flow cytometry is performed on the peripheral blood cells, and a large cluster of cells is present that mark with CD20 and have monoclonal $\kappa$ light chains present on their surface. This patient has a:

• A) Myeloid leukemia
• B) Mature B-cell malignancy
• C) Reactive B-cell hyperplasia
• D) Mature T-cell malignancy

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Definitions:

Solvency

This financial term refers to an entity's ability to meet its long-term financial obligations, indicating financial stability.

Interest Payments

Payments made to lenders as compensation for borrowing money, typically calculated as a percentage of the principal.

Debt

An amount of money borrowed by one party from another, often used to make large purchases that are not affordable with available cash.

Times Interest Earned

A financial ratio that measures a company's ability to meet its interest payments on outstanding debt.