Methods Bile viscosity was studied with NX3 type capillary viscometer in 30 consecutive T tube drainaged patients.Bile was cultured aerobically and anaerobically and aerobes were counted.

• 方法30例T管引流的连续病员，用NX3型毛细玻管粘度计测定相对粘度，并对胆汁作需氧、厌氧培养和菌落计数。