Interpret the Following Results: -Specimen: Pleural Effusion on a 45-Year-Old

question 37

Multiple Choice

Interpret the following results: -Specimen: pleural effusion on a 45-year-old lung cancer patient:
-Specific gravity = 1.025
-Total protein = 4.5 g/dl
-F:Se protein = 0.9
-Fluid LD/serum LD = 0.8
-Total WBC count = 2,205/mcL (μL)
What is the classification of this fluid?

• A)Transudate
• B)Exudate
• Correct

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Definitions:

Double Layer

A double layer refers to two parallel layers of different substances, often seen in biological membranes or in materials science.

Periosteum

A thick layer of blood vessel-filled connective tissue that surrounds bones, excluding the joint surfaces.

Bursa

A fluid-filled sac that reduces friction and provides cushioning between bones, tendons, and muscles near joints.

Fluid-filled Cushion

A protective layer or structure within the body comprised of fluid, providing support or absorbing shock, common in joint and tissue spaces.