Which of the Following Set of Results Is Consistent with a Diagnosis

question 8

Essay

Which of the following set of results is consistent with a diagnosis of WAIHA?
$\begin{array}{ll}\text { Polyspecific AHG }&\text { anti-IgG } & \text { anti-C3 } \\\text {a. Positive}&\text { positive } & \text { negative } \\\text {b. Positive}&\text { negative } & \text { negative } \\\text {c. Negative}&\text { positive } & \text { positive } \\\text {d. Positive}&\text { negative } & \text { positive }\end{array}$

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Definitions:

Impedance

The measure of opposition that a circuit presents to the flow of alternating current, represented as a complex number and includes both resistance and reactance.

High-pass Filter

An electronic filter that allows signals with frequencies above a certain cutoff frequency to pass through while attenuating those below it.

Output Signal

The information or power delivered by a system or device as a response to a specific input, often used in the context of electronics or communication.

PI-type Filters

A form of electronic filter design that combines a parallel capacitor with a series inductor to block unwanted frequencies, characterized by its resemblance to the letter "PI" in schematic diagrams.