This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vasculitis, Subject name: Medicine
A patient with hypeension presents with following skin lesions. What is the diagnosis? 
Select and explain. 
A. Livedo reticularis, B. Drug-induced rash, C. Anaphylactoid purpura, D. Erythromelalgia
A: Livedo reticularis
Answer: A: Livedo reticularis 
Explanation: The image shows a reticular net-like appearance called as livedo reticularis- mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. The discoloration is caused by swelling of the venules owing to obstruction of capillaries by small blood clots.