Department: Clinical Science and Services

Campus: Camden

Joanna is a Senior Lecturer in Exotic Species and Small Mammal Medicine and Surgery at the Royal Veterinary College

Joanna qualified from Royal (Dick) School of Veterinary Studies in 2003 and spent time in mixed, small animal, exotic and wildlife practice before undertaking a residency in Exotic Animal and Wildlife medicine back at R(D)SVS where she obtained her RCVS Diploma in Zoological Medicine.
She is currently a RCVS specialist in Zoological and Wildlife medicine and European specialist in herpetological medicine. She joined the Royal Veterinary College in 2014 as Lecturer in Exotic Species and Small Mammal Medicine and Surgery. She is based at the Royal Veterinary College in Camden, where she leads the exotics clinical service and is developing student teaching of exotic species.

Joanna's current research interest include reptile medicine and exotic pet welfare

Edis, A., Pelligand, L., Baldrey, V., & Hedley, J. (2022) The effect of theatre temperature (23 vs 28°C) on body temperature during anaesthesia for routine neutering of domestic rabbits (Oryctolagus cuniculus). Veterinary Anaesthesia & Analgesia, 49(2), 173-181

Ceccolini, M.E., Hedley, J., Chang-YM., & Guthrie A. Bite Wound Management In Ring-Tailed Lemurs: A Retrospective Study Of Bite Wound Management In Ring-Tailed Lemurs (Lemur Catta) Housed Within Five British Zoos. (2021) Journal of Zoo and Wildlife Medicine. 52(4), 1263-1269

Hedley, J., Whitehead, M. Munns, C., Pellett, S., Abou-Zahr, T., Calvo, D., Wissink-Argilaga, N. (2021) Antibiotic stewardship for reptiles. Journal of Small Animal Practice. 62(10), 829-839.

MacHale J., & Hedley, J. (2021) Successful treatment of Anchor Worm (Lernaea cyprinacea) using Lufenuron in the Mexican Axolotl (Ambystoma mexicanum). Journal of Herpetological Medicine & Surgery. 31(2), 107-110.

Hedley, J., MacHale, J. Rendle, M. & Crawford, A. (2021). Neurological Examination In Healthy Juvenile Bearded Dragons (Pogona Vitticeps) And Adult Leopard Geckos (Eublepharis Macularius) Journal of Herpetological Medicine & Surgery. 31(2), 141-146.

Hedley J., Fayers B., & Abou-Zahr, T. (2021) Complications associated with esophagostomy tube placement in chelonian patients. Journal of Exotic Pet Medicine 37: 24-26

Mott, R., Pellett, S., & Hedley, J. (2021). Prevalence and risk factors for dental disease in captive Central bearded dragons (Pogona vitticeps) in the UK. Journal of Exotic Pet Medicine 36 (1) 1-7

Ceccolini, M. E., Macgregor, S. K., Spiro, S., Irving, J., Hedley, J., Williams, J., & Guthrie, A. (2020). Yersinia Pseudotuberculosis Infections In Primates, Artiodactyls, And Birds Within A Zoological Facility In The United Kingdom. Journal of Zoo and Wildlife Medicine 51(3), 527-538

Williams, M. J., Wong, H., Priestnall, S., Szladovits, B., Stapleton, N., Hedley, J. (2020)  6 Anaplastic Sarcoma and Sertoli Cell Tumor in a Central Bearded Dragon (Pogona vitticeps). Journal of Herpetological Medicine and Surgery, 30(2), 68-73.

O'Neill, D. G., Craven, H. C., Brodbelt, D. C., Church, D. B., & Hedley, J. (2020). Morbidity and mortality of domestic rabbits (Oryctolagus cuniculus) under primary veterinary care in England. Veterinary Record. 186, 451

Swaffield, M., Hedley, J., Stapleton, N., Priestnall, S., Suárez-Bonnet, A., & Baldrey, V. (2019). Bilateral capital physeal dysplasia in a ferret (Mustela putorius furo) treated with femoral head ostectomy. Journal of Exotic Pet Medicine, 31, 49-52.

Hedley, J., Stapleton, N., Muir, C., Priestnall, S., & Smith, K. (2019). Cutaneous botryomycosis in two pet rabbits. Journal of Exotic Pet Medicine, 28, 143-147

Wong, H. E., Hedley, J., Stapleton, N., Murphy, B., & Priestnall, S. L. (2018). Odontoameloblastoma with extensive chondroid matrix deposition in a guinea pig. Journal of Veterinary Diagnostic Investigation, 30(5), 793-797.

Hedley, J. (2018). Antibiotic usage in rabbits and rodents. In Practice, 40(6), 230-237.

Jayson, S., Harding, L., Michaels, C.J., Tapley, B., Hedley, J., Goetz, M., Barbon, A., Garcia, G., Lopez, J. and Flach, E. (2018). Development of a body condition score for the mountain chicken frog (Leptodactylus fallax). Zoo Biology. 37(3) 196-205

Tang, P. K., Pellett, S., Blake, D., & Hedley, J. (2017). Efficacy of a Topical Formulation Containing Emodepside and Praziquantel (Profender®, Bayer) against Nematodes in Captive Tortoises. Journal of Herpetological Medicine and Surgery, 27(3), 116-122.

Sanchez, R. F., Everson, R., Hedley, J. et al (2017). Rabbits with naturally occurring cataracts referred for phacoemulsification and intraocular lens implantation: a preliminary study of 12 cases. Veterinary ophthalmology. 1-14

Crawford, A. H., Hedley, J. E., Lam, R., Drozdzynska, M. J., & De Decker, S. (2017). Surgical treatment of a paraspinal abscess with osteomyelitis and spinal cord compression in a rabbit. Journal of the American Veterinary Medical Association, 251(3), 340-344.

Monticelli P, Hedley J, Pinelas R (2017) Haemodynamic changes occurring in a loggerhead sea turtle (Caretta caretta) during mechanical ventilation under general anaesthesia. Veterinary Anaesthesia and Analgesia.  44(4), 978-980

Hedley J (2016) Reproductive diseases of reptiles. In Practice 38:457-462

Edis A, Lumbis R, Hedley J (2016) Nursing management of a rabbit undergoing a rhinostomy. The Veterinary Nurse. 7 (1) 18-24

Hedley J & Kubiak M (2015) Neurologic Diseases of Birds and Reptiles. Journal of Exotic Pet Medicine, Volume 24 , Issue 1 , 6 - 20

Silpa MAC, Thornton SM, Cooper T, Hedley J. (2015) Prevalence of Presenting Conditions in Grey Seal Pups (Halichoerus grypus) Admitted for Rehabilitation. Veterinary Sciences. 2(1):1-11.

Grosset C, Bellier S, Lagrange I, Moreau S, Hedley J, Hawkins M & Reyes-Gomez E (2014) Cutaneous botryomycosis in a Campbell’s Russian dwarf hamster (Phodopus campbelli). Journal of Exotic Pet Medicine. 23(4) 389-396

Hedley J, Eatwell K, Schwarz T (2014) Computed tomography of ball pythons (Python regius) in curled recumbency. Veterinary Radiology & Ultrasound. 55(4) 380-6

Hedley J, Eatwell K (2014) Cloacal prolapses in reptiles. Journal of Small Animal Practice. 55(5): 265-8

Mancinelli E, Keeble E, Richardson J, Hedley J (2014) Husbandry risk factors associated with hock pododermatitis in UK pet rabbits (Oryctolagus cuniculus)   Veterinary Record. 174:429

Hedley J (2014) How to perform a reptile clinical exam. Companion Animal 19(2) 106-109

Hedley J (2014) How to anaesthetize a bird. BSAVA Companion Feb 2014

Hedley J (2014) African pygmy hedgehogs: general care and health concerns. Companion Animal 19(1) 40-44

Eatwell K, Hedley J, Barron R (2014) Reptile haematology and biochemistry. In Practice 36: 34-42

Hedley J (2013) How to anaesthetize a reptile. BSAVA Companion Dec 2013, 14-19

Hedley J, Eatwell K, Shaw DJ (2013) Gastrointestinal parasitic burdens in UK tortoises: a survey of tortoise owners and potential risk factors. Veterinary Record 30;173(21):525

Hedley J, Woods S, Eatwell K. (2013) The use of negative pressure wound therapy following subcarapacial abscess excision in a tortoise. Journal of Small Animal Practice, 54 (11) 610-613

Hedley J, Eatwell K (2013) The effects of UV light on calcium metabolism in ball pythons (Python regius). Veterinary Record 173:345

Hedley J, Benato L, Fraga G, Palgrave C, Eatwell K (2013) Congestive heart failure due to endocardiosis of the mitral valves in an African pygmy hedgehog. Journal of Exotic Pet Medicine, 22 (2): 212-217

Eatwell K, Mancinelli E, Hedley J, Benato L, Shaw DJ, Self I & Meredith A (2013) Use of arterial blood gas analysis as a superior method for evaluating respiratory function in pet rabbits (Oryctolagus cuniculus). Veterinary Record, 173:166Eatwell K, Mancinelli E, Hedley J, Keeble E, Kovalik M and Yool DA (2013) Partial ear canal ablation and lateral bulla osteotomy in rabbits. Journal of Small Animal Practice, 54: 325–330.

Goodman G, Hedley J, Meredith A (2013) Field techniques in zoo and wildlife conservation work. Journal of Exotic Pet Medicine. 22(1): 58-64

Hedley J (2012) Metabolic bone disease in reptiles Part 2: Companion Animal, 17:38-41

Hedley J (2012) Metabolic bone disease in reptiles Part 1: Companion Animal, 17:52-54

Grosset C, Reyes-Gomez E, Hedley J, Stambouli F (2012) Aneurysmal bone cyst on the carpus of an African Collared Dove (Streptopelia roseogrisea). Journal of Avian Medicine and Surgery, 26(1): 11-16

Hedley J (2011) Critical Care of the Rabbit. In Practice, 33(8): 386-391

Hedley J (2011) Clinical conundrum: Investigating anorexia in a tortoise. BSAVA Companion, July 2011: 8-11

Hedley J, Higgs E (2011) Caring for Wildlife in Ireland. Irish Veterinary Journal, 64(2): 98-103

Hedley J, Eatwell K (2010) Tibiotarsal fracture in a Sulphur-Crested Cockatoo (Cacatua galerita). Consulta, 73-75

Hedley J, Eatwell K, Hume L (2010) Necrotising fungal dermatitis in a group of bearded dragons (Pogona vitticeps). Veterinary Record, 166: 464-465

Hedley J (2010) Anaesthesia in exotics Part 2: Birds. Veterinary Nursing Journal, 25: 24–27

Hedley J (2010) Anaesthesia in exotics Part 1: Reptiles. Veterinary Nursing Journal, 25: 24–27

Hedley J (2009) Anaesthesia in Small Mammals. Veterinary Nursing Journal, 24: 29-32


Joanna is involved in teaching in the clinical environment for undergraduate students at the Beaumont Sainsbury Animal Hospital and the Queen Mother Hospital for Animals. She also teaches on the BVetMed and VN course. She has spoken at continuing education meetings and conferences both nationally and internationally in the field of exotic pet medicine.

Joanna's clinical interests include; reptile and exotic pet medicine.

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