Bhopal, Aug 17 (TIWN) Eleven persons lost their vision to different degrees following suspected infection after they were operated upon for cataract in Indore Eye Hospital, a health official said on Saturday.

 Indore is also the home town of Madhya Pradesh Health Minister Tulsiram Silawat.  The authorities have sealed the operation theatre and ordered investigations into the incident.  "Out of 13 patients who were operated upon for cataract on August 8 under National Programme for Control of Blindness, 11 have complained of blurred vision," Chief Medical and Health Officer Praveen Jadiya said  On August 9, eye drops were administered to the patients after which they complained of inflammation and blurred vision. On checking their eyes, many patients said they could see only a black shadow.  After investigation, the doctors admitted that there was an infection in the eyes of the patients.