Homovanillic acid has been identified as the principal urinary metabolite of dopa and dopamine. HVA supports the diagnosis of neuroblastoma and malignant pheochromocytoma.
No special preparation is needed for Homovanillic Acid 24 Hour Urine. Inform your doctor if you are on any medications or have any underlying medical conditions or allergies before undergoing Homovanillic Acid 24 Hour Urine. Your doctor depending on your condition will give specific instructions.
|UNISEX||All age groups||< 8mg/24 hrs|