This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
Following are the factors for increased risk of wound infection EXCEPT 
Select and explain. 
A. Malnutrition, B. Good blood supply, C. Metabolic diseases (diabetes, uraemia), D. Immunosuppression
B: Good blood supply
Answer: B: Good blood supply 
Explanation: Ans. (b) Good Blood Supply(Ref. Surgery Sixer 3rd Edition Page 33)Systemic Factors causing non healing of Wound:* Diabetes* Radiation* Extremes of age* Hypothermia* Hypoxemia* Hypocholesterolemia* Hyperglycemia (Even if transit)* Malnutrition* Vitamin C and A deficiency* Zinc and Iron deficiency* Drugs: Steroids and Doxorubicin* Jaundice, Uremia and Malignancy* Immunosuppressed State