A 60-years old male has been operated for carcinoma of caecum and right hemicolectomy has been done. On the fouh post - oprative day, the patient develops fever and pain in the legs.The most impoant clinical entity one should look for is -: (A) Urinary tract infection, (B) Intravenous line infection, (C) Chest infection, (D) Deep vein thrombosis
Answer is D. Ans. is `d' i.e., Deep vein thrombosis Old age and post operative period are risk factor for deep vein thrombosis