This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacotherapy in psychiatry, Subject name: Psychiatry
Features of serotonin syndrome associated with SSRI and MAOIs are 
Select and explain. 
A. Tremors, B. Agitation, C. Cardiovascular collapse, D. Hypothermia
A: Tremors
Answer: A: Tremors 
Explanation: Co-prescription of serotonergic drugs with other serotonergic agents and especially MAOIs can lead to serotonin syndrome.it is characterised by classic triad of mental status changes,neuromuscular abnormalities and autonomic hyperactivity.these include anxiety, agitation, confusion, clonus, hyperreflexia, myoclonus, rigidity, increased hea rate, tremor, flushing, hypehermia and excessive sweating. Death can occur in severe serotonin syndrome. (Ref: a sho textbook of psychiatry, Niraj Ahuja, 7th edition, pg no185)