This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'Best marker for Electro Convulsive Therapy: \nSelect and explain. \nA. CSF 5 HIAA, B. CSF serotonin, C. Brain derived growth factor, D. CSF dopamine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans.C. i.e. Brain-derived growth factorECT increases the levels of Brain-Derived Neurotrophic Factor and this mediates the response to ECT in drug-resistant depressed patients.Mechanism of action:- The ability of the brain to form and reorganize synaptic connections, especially in response to learning or experience or following injury.- Increases levels of Brain-Derived Growth Factor and Vascular Endothelial Growth Factor', 'role': 'assistant'}]