MBBS: Stanley Medical College 1977-1984, DTRD: Madras Medical College 1986-1988,M D(CHEST)- Madras Medical College, Joining Govt Service : 1989, Assistant Professor at Madras Medical College 1994-1999, Assistant Professor at GTHTM Otteri :1999-2006,Associate Professor at Tanjore Medical College 2006, Associate Professor at Vellore Medical College 2006-2008, Associate Professor at Chengalpet Medical College 2008-2010, Professor at Chengalpet Medical College 2010-2015, Professor at Stanley Medical College 2015, Professor & Superintendent GTHTM, Otteri, Kilpauk , Professor & HOD Kilpauk Medical College , Professor & HOD at SRM Medical College Potheri 2017 to till date.
- A case series of mediastinal masses- Dr .Y.Rowhit,Dr N N Nalini Jayanthi,Dr.S.Subramaniyan , Annals of tropical medicine and public health -2020
- Correlations of Six Minute Walk Test and Lung Function Test Variables (% FEV1,FVC,%DLCO)in Patients withConnective Tissue Disorder -Interstitial Lung Disease- Dr.Seemas, Dr.N.Nalini Jayanthi, Dr.S.Subramaniyan-2020
- A study of correlation between Asthma control test and lung function parameters- Dr.Y.Rowhit,Dr.S.Subramaniyan,Dr N. Nalini Jayanthi, Journal of Clinical and Diagnostic Research ISSN 0973-709X -2021
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- Resource person NTF workshop 14th march 2018 New Delhi
- Faculty for PGs RR in SRIHER 17th and 18th Feb 2018
- Faculty for PG Refresher course 20th and 22nd Feb 2018 at KMC
- Basic s and Beyond 2018 18th and 19th August at GHTM Tambaram – faculty
- PG CME at Vishakapatnam 28th October 2018 - Faculty
- TAPPCON 2018 at PSG Institute Coimbatore 8th and 9th September 2018
- World TB day CME on 26th March 2019 at SRM – Faculty
- RR in SRIHER 16th and 17th Feb 2019 – Faculty
- Basics and Beyond 13th and 14th July 2019 at GHTM Tambaram – Faculty
- CRSCON 2019 at Salem 3rd and 4th August 2019 – Faculty
- DAVINCIA at SRM – Faculty
- TAPPCON 2019 14th and 15th Sep 2019 at Tanjore Medical College – Faculty
- RNTCP ZTF Resource person 26th and 27th Sep 2019
- NAPCON 2019 at Cochin – Chair
- OSA February 2019 at Global hospital – Faculty
- NATCON - Speaker and Chair 23rd and 24th Dec 2019
- RR at SRIHER 15th and 16th Feb 2020 - Faculty
