A patient requiring total parental nutrition for more than a month via central venous catheter. All are done except: (A) Change central venous catheter tube every two weeks routinely, (B) LFT, BUN must be done weekly once, (C) Electrolytes must be checked every 2-3 days once, (D) Sudden glucose intolerance is an early sign of sepsis
Answer is A. Central venous catheter is changed only if infected is suspected or catheter is blocked.