147 Vitamin B complex has essential role in neurotransmitter synthesis, brain development and morphogenesis (Sigfrido et al., 2006). Thiamine deficiency, clinical signs shows as hyperextension and spastic tendency in which complete bridging or arching position with the head, neck and spinal column arching backward in extreme extension along with other peripheral neuropathies of various degrees (Burgos and Burgos, 2006). Affected birds losses their interest in feed. Three Guinea fowl aged between six months to one year were presented to the Outpatient Department of TVCC of College of Veterinary and Animal Sciences, Bikaner, with the history of anorexia, nervousness, ruffled feathers, leg weakness, unsteady gait, convulsions with head retraction. History revealed consumption of polished rice for very long time in all three cases. Based on the history and clinical examination tentative diagnosis was made for Polyneuritis due to thiamine deficiency. The treatment initiated with 40 mg of thiamine (total dose) im, od. Appreciable clinical improvement has seen noticed within 6 hrs in one bird, after that bird was able to stand without head retraction. On second day this bird was able to walk and regain feeding. On third day the bird was apparently normal. The other two birds responded for the same therapy but with slow rate, where the complete recovery was achieved in four days. Vitamins B complex are found in feed. Their essentiality in poultry feed as deficiency symptoms that manifest when they are lacking. Thiamine deficiency occurs worldwide in poultry of all ages. It is caused by excess Amprolium in the diet or can be caused by moldy and polished feed, which takes 3 weeks to develop (Cynthia, 2010). References Burgos, S. and Burgos, S.A. 2006. The role of chickens in vitamin discoveries. Int. J. Poult. Sci. 5: 704-707. Combs, G.F. 1998. The Vitamins – Fundamental aspects in nutrition and health. Academic Press, San Diego, pp- 618. Cynthia, M. Kahn. 2010. Vitamin Deficiencies in Poultry. The Merck Veterinary Mannual. 10 th edn. Merck & Co. INC., White house station, N.J., U.S.A. pp-2540. Sigfrido, B., Diego, V.B. and Sergio, A. B. 2006. Vitamin Deficiency-Induced Neurological Diseases of Poultry. Int. J. Poult. Sci. 5: 804-807. Received on : 03.01.2015 Accepted on : 19.05.2015 Therapeutic management of polyneuritis in guinea fowl (Numida meleagris) Naveen K. Singh, Mukesh Kumar Srivastava and J.P. Kachhawa Department of Clinical Veterinary Medicine, College of Veterinary and Animal Sciences, Bikaner-334 001, Rajasthan Abstract Three guinea fowl aged about six months to one year, with history of anorexia, nervousness, ruffled feathers, leg weakness, unsteady gait and convulsions with head retraction, were diagnosed for Polyneuritis and treated with Vitamin thiamine. Successful recovery was recorded between one to four days of treatment. Keywords: Guinea fowl, Polyneuritis and Thiamine. Indian J. Vet. Med. Vol. 35, No. 2, 2015 pp. 147 Fig.1: Showing head retraction in thiamine deficient guinea fowl Fig.2: Showing thiamine deficient guinea fowl after one day of thiamine therapy Clinical Article