Performance of a venogram or administration of iodinated contrast in a patient taking metformin can result in metabolic acidosis.
What is Venography and what are the circumstances in which this procedure should not be done?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is Venography and what are the circumstances in which this procedure should not be done? [/INST] \n Performance of a venogram or administration of iodinated contrast in a patient taking metformin can result in metabolic acidosis.</s>