1. 70 year old gentleman who is a chronic smoker and hypertensive presented in the surgery OPD with an ulcer in the tip of the left great toe for the past 3 months. He complains of pain and discharge from the ulcer for the past I week. (Calf pain huncha while walking more than 100 metres) a. What are the things you would like to note during the clinical examination of the patient? b. What are the investigations you would send in this setting? c. Based on the short history given above, what is the likely pathophysiology behind the ulcer in this patient and why? d. Enumerate the different etiologies of an ulcer. e. How will you differentiate between a healing and a non-healing ulcer? Refer bailey and love in detail for exam