Mood Disorder Questionnaire (MDQ): Bipolar Screening
The Mood Disorder Questionnaire is a self-report tool that screens for bipolar disorder. It helps doctors identify manic symptoms to distinguish bipolar from depression and plan care.

Mood Disorder Questionnaire (MDQ)
The Mood Disorder Questionnaire (MDQ) is a self-report screening tool used to identify bipolar spectrum disorders. By tracking symptoms of mania and hypomania, it helps doctors distinguish these conditions from depression. It’s an effective way to support accurate diagnosis and guide better treatment decisions.
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Disease
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What is Mood Disorder Questionnaire (MDQ)
The Mood Disorder Questionnaire (MDQ) is a trusted screening tool designed to help clinicians identify potential bipolar spectrum disorders effectively. Developed as a self-report inventory, it uses DSM criteria to spot signs of mania or hypomania that might otherwise go unnoticed during routine checks. The form presents thirteen Yes or No questions covering shifts in energy levels, mood swings, and impulsive behaviour. Patients also indicate if these symptoms happened at the same time and rate how much they caused moderate to severe problems in their daily functioning. Taking only five minutes to complete, it is an ideal resource for busy primary care clinics or mental health centres. While it isn't a final diagnosis, it reliably flags patients who require a full evaluation. This helps doctors start the right treatment plan sooner, ensuring better long-term care outcomes.
The Mood Disorder Questionnaire can be scored using a single standard approach focusing on symptom clusters. For a positive screen, a patient must answer yes to at least seven of the thirteen items in the first section. Additionally, they need to confirm that these symptoms happened at the same time and caused moderate or serious trouble in daily life. This simple method helps clinicians spot bipolar spectrum disorder quickly. While it is a great screening tool, remember that a full clinical assessment is needed for a formal diagnosis.
Advantages
Enables precise identification of patient health status.
Quick completion with minimal burden.
Simple to understand and complete for patients.
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