This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
The following abnormality an angiography is seen in which condition 
Select and explain. 
A. Takayasu aeritis, B. Giant cell aeritis, C. PAN, D. Wagener's granulomatosis
A: Takayasu aeritis
Answer: A: Takayasu aeritis 
Explanation: RAS occur in Takayasu's and atherosclerosis. Angiogram illustrating high-grade renal aery stenosis affecting the left kidney. This lesion is often pa of widespread atherosclerosis and sometimes is an extension of aoic plaque. This lesion develops in older individuals with preexisting atherosclerotic risk factors. ref - pubmed.com <a href="