• Senior Consultant Vascular & EndoVascular Surgery from 1st July 2018

• 16/06/1988 Joined as Asst. Professor in the Dept. of Vascular Surgery NIMS
• 01/01/1992 promoted as Associate Professor, Head of the Dept of Vascular Surgery
• 01/01/1996 promoted as Addl. Professor
• 07/02/2001 promoted as Professor
• 01/03/2013 promoted as Senior Professor
• (Senior Professor & Head of the Department of Vascular Surgery, Nizam’s Institute of Medical Sciences, Panjagutta, Hyderabad-500 082, AP, India. 
• (worked as  Vascular surgery Consultant in NIMS 1988 – 2018)
• Associate Dean (Academic) from 05/12/2012 to 04/12/2014 (2 years).
• Editor – NIMS Clinical Proceedings from 29/10/2012 to 04/12/ 2014

• As Executive Registrar in NIMS ( Administrative responsibilities): 
• From 22/10/1999 – 28/06/2000,   From 06/12/2000 – 17/04/2001,  From 22/11/2004 – 14/11/2005.
• Other responsibilities as Member in:  Governing Council of NIMS, Executive Board of NIMS (as ER), Academic Senate of NIMS, Financial Committee of NIMS, Past President of NIMS Faculty Association and Past General Secretary of NIMS Faculty Association

• Association of Surgeons of India 1987
• Association of Cardiothoracic and Vascular Surgeons of India
• European Society of Vascular Surgery – 1992
• International College of Surgeons of India 1992
• International Society for Endovascular Surgery – 1993
• Association of Surgical Gastroenterology of India
• Vascular Society of India – Past  President 
• International College of Angiology
• Venous Association of India – Past President

• Started the Non invasive Vascular Laboratory 1992
• Initiated the Vascular technologist course and trained (9)
• Conducted Indo-Japanese Vascular Surgery Workshop in 1994 October
• Training the Nurses for the “Vascular Nurse Specialist” Course 1995
• Common Vascular Problems – Book Published. 1995
• Vascular Endovascular Interventions & Surgery Update – Quarterly Journal – Editor – 1995
• Conducted Six Annual Vascular Surgery Update – CME Programmes at NIMS
• Organized Endovascular Interventions Workshop at NIMS in Sept 1995 in Association with  Dr Michel Henry from France
• Ist Endovascular bypass performed successfully for Femoro-popliteal disease for the first time in India -  in 2000 
• Ist Endovascular repair of Abdomen Aortic Aneurysm performed in the State of Andhra Pradesh – in 2000 (Hindu news paper). 
• Received “Best Paper Award” for his presentation on “Management of Peripheral Vascular Trauma” in Japan, Annual meeting of Asian vascular society in 2010. 
• Received Best paper award – for ENDORSE study presentation in Asian venous Forum, 2010
• received best paper award from Asian vascular society for presenting the paper on Vascular trauma

• Sandeep Mahapatra, Pinjala Ramakrishna, Para M A, Mustyala V, Nookala PK. Management and Outcomes of Patients with Chronic Upper Limb ischemia Secondary to Arterial Thoracic Outlet Syndrome.” Indian Journal of Vascular and Endovascular Surgery 2018; 5:100-4.
• Ravul jindal, D.B. Dekiwadia, Pinjala Rama Krishna, Ajay K. Khanna, Malay D. Patel, Shoaib Padaria, Roy Verghese: Evidence-Based Clinical Practice Points for the Management of Venous Ulcers. Indian Journal of surgery.  (https.//dol.org/10.1007/s12262-018-1726-3. 

Publications 2017: 

National

• Pinjala Ramakrishna: Intravenous infusion of prostaglandin E1 therapy in extremity ischemia. Indian journal of Vascular and Endovascular surgery 2017;4(2): 38-42 
• Ramakrishna P (2017). Are we under utilizing medical therapies in preventing complications in peripheral arterial disease? Cadriovasc pharm. Open  access. 2017:6.211. 
• Dekiwadia DB1, Jindal R2, Varghese R3, Bedi HS4, Padaria S5, Patel MD6, Agarwal S7, Saravanan S8, Rao UV9, Pinjala R10, Singh G11. Executive Summary: A Consensus Statement - Part I: Recommendations for the Management of Chronic Venous Disease ( CVD ) in India and Key Role of Primary Care Doctors.  J Assoc Physicians India 2016 Aug; 64(8):53-56.
• Arun Bal1, Charudatta Chaudhari2, Vijay Langer3, Dipak Vyas4, G Thulasikumar5, Milind Ruke6, Madhuri A Gore7, Pinjala Ramakrishna8,Rakesh K Khazanchi9, SR Subrammaniyan10, S Raja Sabapathy11, Sanjay Desai12, Sanjay Vaidya13, Srikanth Vijayasimha14, Sudhir Jain15, Sunil Chaudhary16, Sunil Kari17, Tushar Rege18 Multispecialty consensus statement for primary care management of diabetic foot disease in India . Natl Med J India  2017 ;30 (2) : 82-88

• Sandeep Mahapatra, Prof Pinjala Ramakrishna, Anusha Arumalla: Effect of Tobacco Abuse on Long Term Secondary Patency of Arterio-Venous Fistula. International journal of Novel research in health care and nursing 2016:3(1):104-111
• Sandeep Mahapatra, Anusha Arumalla, Muneer Ahamad Para, Prof Pinjala Ramakrishna: MODIFIED TRENDLENBERG SURGERY IN SYMPTOMATIC VENOUS DISEASE. The International Journal of Scientific Research. 2016; 5 (11) : 241-243

• Editorial and Guest editor - The Journal of Association of Physicians of India Supplement to  JAPI September 2016. Guest Editor Dr. R. K. Pinjala as the JAPI on Consensus on Management of Deep Vein Thrombosis with Emphasis on NOACs (Non-Vitamin K Antagonist Oral Anticoagulants) - Recommendation from Inter-Disciplinary Group of Indian Experts.
• Consensus on Management of Deep Vein Thrombosis with Emphasis on NOACs (Non-Vitamin K Antagonist Oral Anticoagulants): Recommendations from Inter-Disciplinary Group of Indian Experts. The Journal of The Association of Physicians of India supplement to JAPI September 2016. 1st Sept 2016. 

• Published “Thrombophilia – How Far and How Much to Investigate” published in Indian Journal of Surgery: Volume 74, Issue 2 (2012), Page 157-162.  Publisher Springer.
• Retrospective evidence for clinical validity of expanded genetic model in warfarin dose optimization in a South Indian population. Pavani A, Naushad SM, Mishra RC, Malempati AR, Pinjala R, Kumar TR, Kutala VK. Pharmacogenomics. 2012 Jun;13(8):869-78. doi: 10.2217/pgs.12.62.
• Contributed Chapter in the Text book of “Diabetes Mellitus (2 Vols) (E): 2/E, 2012, published by Jaypee Brothers Medical Publishers Pvt. Ltd.
• Published a article on “Ambulatory Home Therapy for Deep Veins Thrombosis” in the Clavix Digest (Cardiometabolic & Renal Updates) magazine, issue 2 – 2012.
• Masson's Hemangioma of Proximal Radial Artery - Tumour like vascular lesions are rare. Here we report a rare case of tumor like vascular lesion from the radial artery. A pulsatile swelling in the forearm is usually diagnosed as a case of Aneurysm, AV fistula... Ramakrishna Pinjala in Indian Journal of Surgery (2012)
• Published “Venous Thromboembolism risk & Prophylaxis in the acute hospital care setting (ENDORSE), a multinational cross-sectional study: Results from the Indian subset data” in the Indian Journal of Medicine Res 136, July, 2012, pp 60-67.
• Optimization of warfarin dose by population-specific pharmacogenomic algorithm. Pavani A, Naushad SM, Rupasree Y, Kumar TR, Malempati AR, Pinjala RK, Mishra RC, Kutala VK. Source Department of Clinical Pharmacology and Therapeutics, Nizam's Institute of Medical Sciences, Hyderabad, India. Pharmacogenomics J. 2012 Aug;12(4):306-11. doi: 10.1038/tpj.2011.4. Epub 2011 Mar 1.
• Leiomyosarcoma of the Inferior Vena Cava:Segment II- R. Pinjala  Received 20 November 2012; accepted 24 April 2013. published online 10 June 2013. PII: S1533-3167(13)00019-8 doi:10.1016/j.ejvsextra.2013.04.002 © 2013 European Society for Vascular Surgery. Published by Elsevier Inc. All rights reserved. 
• Apixaban for extended treatment of venous thromboembolism.  Agnelli G, Buller HR,    Cohen A, Curto M, Gallus AS, Johnson M, Porcari A, Raskob GE, Weitz JI; PLIFY-EXT Investigators.Collaborators (397) (R. Pinjala),  N Engl J Med. 2013 Feb 21;368(8):699-708. doi: 10.1056/NEJMoa1207541. Epub 2012 Dec, Department of Internal and Cardiovascular Medicine-Stroke Unit, University of Perugia, Perugia, Italy. agnellig@unipg.it

• RELIEF study – Chronic Venous disease
• ENDORSE study – Risk of DVT in hospitalized patients
• AMPLIFY – studies
• HOKUSAI- studies
• EINSTEIN studies
• POISE study
• Acted as a member of the NIMS - Ethical committee

Published books

• Common vascular problems
• DVT- a clinical problem
• Diabetic foot
• Buerger’s disease – Young smoker and blood vessel disorder
• Prostaglandin E-1, The emerging standard of care in CLI
• Contributed to chapters in text books
• ASI text book of surgery
• RSSDI text book – Diabetes
• Journal of postgraduate medical education, training and research – Vol3 No 4 July –Aug 2008 Issue
• Deep Vein Thrombosis: Symptoms, Diagnosis and Treatments. Nova Publishers
• Chapter 6 - Management of deep vein thrombosis with oral vitamin K antagonists (pp. 97-124) 
• Authors / Editors: (Pinjala Ramakrishna)

Teaching activities

• Recognized – by National board of examinations as teacher to train the students in vascular surgery training
• Examiner for vascular surgery course - National board of examinations
• Inspector to site evaluation of the sites for vascular surgery training
• Recognized as MCI - inspector for the centres starting the vascular surgery courses.

Teaching and training the paramedics and Physiotherapists

• Started Medical technology course for vascular technology at NIMS
• Vascular nursing course – trained 6 nurses
• Physiotherapy – classes for the BPT students
• Conducted Diabetic foot workshops to train the Diabetologists and family physicians
• Organization of conferences / workshops
• National and international conferences were organized at NIMS and Hyderabad.

Special Courses Attended

• Microvascular anastomosis course at CRC, Middlesex, UK - 1987
• Non-invasive Vascular studies and Imaging – Southampton. UK - 1987
• International course of Peripheral vascular interventions, Nancy France
• International Scientific Program on HDL Symposia, Kuala Lumpur, Malaysia on 22-23/07/2001