This month's On The Chair is a presentation of 19 cases which have been endodontically treated and followed up for a period of 6-12 months. All cases have been treated using the principles laid down by the Jacklich Automated Endodontic System. The cases have been treated by Drs. Mona Kakar, Sudha Murli & Neelam Paradia at Sanjeevni Dental Clinic, Bombay, India.

A Few Endodontic Cases All cases presented have been obturated with the Multi Mode Endodontic Syringe using Zoe Click on the Thumbnail radiographs for a large image
		RCT done on the upper right premolar of a 16 year old boy due to carious exposure. Buccal canal length 18 mm and palatal canal length of 21 mm. Radiograph on the left is the immediate post op taken on 20/11/98 and the follow up radiograph has been taken on 16/07/99. Follow up period: 8 months
		RCT done on the upper right second molar of a 17 year old boy due to carious exposure. Radiograph on the left is the immediate post op taken on 08/04/98 and the follow up radiograph has been taken on 22/06/99. Follow up period:14 months
		RCT done on the upper left premolar of a 29 year old female patient due to carious exposure. Canals meeting approx. 2.5 mm short of apex with a length of 20.5 mm. Radiograph on the left is the immediate post op taken on 23/04/98 and the follow up radiograph has been taken on 01/06/99. This is a classical situation of a puff at the apex which is gone by one years time. Follow up period: 13 months.
		RCT done on the upper central incisors of a 40 year old female patient as part of a smile design procedure. Canal lengths were 19.5 and 20 mm respectively. Radiograph on the left is the immediate post op taken on 18/11/98 and the follow up radiograph has been taken on 01/07/99. Follow up period: 7 months.
		RCT done on the lower left second molar of a 35 year old dentist, our own Mona Kakar, for a microcrack reaching the pulp horns. Radiograph on the left is the immediate post op taken on 06/02/1998 and the follow up radiograph has been taken on 09/02/99. A very small puff, called a piff in our place can be seen on the distal root. Follow up period: 12 months.
		RCT done on the upper right second premolar of a 58 year old male patient due to severe carious destruction. Canal lengthst are 21 mm. Radiograph on the left is the immediate post op taken on 27/03/98 and the follow up radiograph has been taken on 24/06/99. Follow up period: 15 months.
		RCT done on the lower right first molar of a 14 year old male patient due to caries. Canal lengths are 19mm and 16 mm for the mesials and 13 mm for the distal (measured from the base of the cavity). Radiograph on the left is the immediate post op taken on 23/11/98 and the follow up radiograph has been taken on 24/06/99. Follow up period: 7 months.
		RCT done on the upper left lateral incisor of a 58 year old male patient. Old RC has been retreated due to recurrence of pain and discomfort. Radiograph shows leaky obturation. Radiograph on the left is the immediate post op taken on 01/04/98 and the follow up radiograph has been taken on 28/07/99. Follow up period: 15 months.
		RCT done on the lower left first molar of a 30 year old male patient due to caries. Four canals found with lengths 23mm MB, 24mm ML, 23mm DB, 24mm DL. Radiograph on the left is the immediate post op taken on 25/11/98 and the follow up radiograph has been taken on 01/06/99. Follow up period: 6 months.
		RCT done on the upper left second premolar of a 24 year old female patient due to caries. Canal lengths 22 mm. RCT has been followed by a fibre post. Radiograph on the left is the immediate post op taken on 18/09/98 and the follow up radiograph has been taken on 08/07/99. Interestingly the canal forks into a bifid at the apex. Follow up period: 9 months.
		RCT done on the upper right second premolar of a 59 year old female patient due to caries. Radiograph on the left is the immediate post op taken on 15/09/98 and the follow up radiograph has been taken on 29/06/99. Follow up period: 9 months.
		RCT done on the upper right first molar of a 42 year old female patient due to caries. Canal lengths were MB 18mm, PAL 198mm, DB 14 mm. Radiograph on the left is the immediate post op taken on 22/12/98 and the follow up radiograph has been taken on 29/06/99. A good sized puff, almost a puffa, on the palatal root is gone by 6 months. Follow up period: 6 months.
		RCT done on the lower right second molar of a 55 year old female patient due to caries. Radiograph on the left is the immediate post op taken on 11/07/98 and the follow up radiograph has been taken on 20/07/99. Follow up period: 12 months.
		RCT done on the lower left first molar of a 58 year old male patient due to caries. Radiograph on the left is the immediate post op taken on 24/07/98 and the follow up radiograph has been taken on 27/05/99. Follow up period: 10 months.
		RCT done on the lower right second premolar of a 39 year old female patient due to caries. Radiograph on the left is the immediate post op taken on 06/11/98 and the follow up radiograph has been taken on 28/05/99. Follow up period: 6 months.
		RCT done on the upper right lateral incisor of a 59 year old male patient due to caries. Canal length is 21 mm. Radiograph on the left is the immediate post op taken on 4/05/98 and the follow up radiograph has been taken on 15/06/99. Follow up period: 11 months.
		RCT done on the upper right canine of a 35 year old female patient with a draining sinus. Radiograph on the left is the immediate post op taken on 02/03/98 and the follow up radiograph has been taken on 09/08/99. Patient had a C/o of pain for about a week post op and an abcess which was nicked and drained on the second day. The puff was a large puffa or the mother of all puffs. All the excess is gone by 17 months and patient is totally comfortable. Follow up period: 17 months.
		RCT done on the lower right first molar of a 50 year old male patient due to caries. Immediate post op radiograph is too light for good scanning. Radiograph on the left is the immediate post op taken on 11/02/98 and the follow up radiograph has been taken on 22/07/99. Follow up period: 15 months.
		RCT done on the upper left first molar of a 55 year old male patient due to caries. Radiograph on the left is the immediate post op taken on 13/02/98 and the follow up radiograph has been taken on 22/07/99. A small puff on the palatal root has disappeared. Follow up period: 15 months.