Blood of 45 yrs old male shows -HVA. This patient is most likely to show –
Correct Answer: Depression
Description: Some guides have given Schizophrenia as the answers. But they are wrong. Read below : -
Homovanillic acid (HVA) is the major metabolite of dopamine.
Schizophrenia is characterized by hyperactivity of dopaminergic system. However, HVA is not raised in Schizophrenia → Which questioned the dopamine hypothesis of schizophrenia.
Dopamine is decreased in parkinsonism →HVA level is decreased.
Though dopamine is decreased in depression, dopamine and HVA are raised in psychotic depression: -"Elevated levels of HVA have been reported in psychotic depression, suggesting increased dopamine activity in this subtype of depression"
Imidazole acetic acid
Category:
Psychiatry
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now