If a Patient's APTT Is Normal, but Their PT Is

question 46

Multiple Choice

If a patient's APTT is normal, but their PT is prolonged, this could be due to:

• A) Liver disease
• B) Factor VII deficiency
• C) Vitamin K deficiency
• D) Anti-vitamin K therapy
• E) All of the above

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Definitions:

Normal Distribution

A bell-shaped probability distribution characterized by its mean and standard deviation, frequently occurring in nature and statistics.

Symmetric

A characteristic of an object or a distribution in which it is identical in shape on both sides of a central axis.

Skewed

Describing a distribution that is not symmetrical, where one tail is longer or fatter than the other, indicating a deviation from the normal distribution.

Median Number

The middle value in a list of numbers, which separates the higher half from the lower half.