Common Mental Disorders — MCQs

Common Mental Disorders — MCQs

Common Mental Disorders — MCQs

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166 questions— Page 10 of 17
Q91

A 46-year-old woman presents with a 4-month history of persistent worry about multiple aspects of her life including her children's safety, finances, and work performance. She reports feeling restless, experiencing muscle tension, having difficulty concentrating, and poor sleep. She finds it extremely difficult to control her worry. Her symptoms occur most days and significantly impair her social functioning. Physical examination and routine blood tests including thyroid function are normal. What is the most appropriate first-line treatment?

Q92

A 33-year-old woman with a first episode of moderate depression achieved remission after 8 months of treatment with sertraline 100mg daily. She has no previous psychiatric history and no family history of mood disorders. She has been symptom-free for 9 months and wishes to discontinue medication. What is the most appropriate approach to stopping her antidepressant?

Q93

A 38-year-old man with panic disorder presents to the emergency department during a panic attack. He reports intense chest pain, breathlessness, dizziness, paraesthesia in his fingers, and a feeling of impending doom. Examination reveals a respiratory rate of 32 breaths per minute. Arterial blood gas analysis shows: pH 7.51, PaCO2 3.2 kPa, PaO2 13.1 kPa, HCO3- 24 mmol/L. What is the most appropriate immediate management?

Q94

What is the neurobiological mechanism that explains why selective serotonin reuptake inhibitors (SSRIs) typically require 2-4 weeks to produce clinical improvement in depression despite achieving serotonin reuptake inhibition within hours?

Q95

A 41-year-old woman with moderate depression has been taking citalopram 40mg daily for 10 weeks with good response. Her PHQ-9 score has improved from 18 to 6. She now wishes to stop treatment as she feels completely well. What is the most appropriate management advice regarding continuation of antidepressant therapy?

Q96

A 25-year-old woman presents with a 5-month history of experiencing sudden episodes of intense fear that peak within minutes. During these episodes she experiences palpitations, trembling, and a sensation of choking. She has been to the emergency department four times convinced she was having a heart attack. All cardiac investigations including ECG, troponin, and echocardiography have been normal. She now avoids crowded places and public transport. What feature would most strongly differentiate panic disorder from generalised anxiety disorder in this patient?

Q97

A 67-year-old man with a 6-week history of severe depression presents with persistent low mood, early morning wakening at 3 AM with inability to return to sleep, psychomotor retardation, and marked anhedonia. He has lost 8 kg in weight and reports feeling worse in the mornings with slight improvement as the day progresses. His PHQ-9 score is 22. What is the most appropriate initial pharmacological treatment?

Q98

A 36-year-old woman with panic disorder has been taking escitalopram 10mg daily for 5 months with excellent response. She is now planning a pregnancy with her partner. She has had no panic attacks for 3 months and her GAD-7 score is 4. What is the most appropriate management of her escitalopram at this stage?

Q99

A 53-year-old woman with severe depression has been referred for electroconvulsive therapy (ECT) after failing multiple medication trials. She has significant psychomotor retardation, poor oral intake, and nihilistic delusions. Which medication should be discontinued before starting ECT due to the risk of prolonged seizures?

Q100

A 44-year-old man with depression and panic disorder presents with symptoms of both conditions. His depression is moderate in severity (PHQ-9 score 16) and panic attacks occur 2-3 times per week with associated avoidance behaviour. He has no other medical conditions. What is the most appropriate management approach?

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