Dawn E. Evans (Duncan)  

Diagnostic Pathologist

B.Sc.  University of the West Indies

D.V.M.  Tuskegee Institute (now Tuskegee University)

Diplomate of the American College of Veterinary Pathologists

Ninety percent of Dr. Evans’ assignment is diagnostic service to the Louisiana Veterinary Medical Diagnostic Laboratory where there is a rotational assignment to cases (surgical biopsy and mail-in necropsy tissues) submitted primarily from veterinarians in the state of Louisiana as well as from across the region (including Arkansas, Mississippi, Florida).  She reviews microscopic slides, formulates diagnoses and prepares pathology reports, interpreting and incorporating all support laboratory data (e.g. bacteriology, cytology) as needed.  Consultations are done with veterinarians, local, state and regulatory officials.

Dr. Evans also has a rotational assignment (10%) to cases submitted for disease diagnosis from the Veterinary Teaching Hospital and Clinics, local veterinary clinics and private owners, She supervises graduate students and Year 4 veterinary students during gross necropsy, sample collection, and assignment to auxiliary labs along.  Histopathologic interpretation on postmortem specimens, interpretation of support laboratory results, formulating diagnoses and report preparation are done with graduate students as part of their professional course requirements. Other teaching commitments include participation in gross rounds and dermatopathology rounds.  Dr. Evans is a member of the American Association of Veterinary Laboratory Diagnosticians.

Selected Publications

Lemarchand T.X., Tully T.N. Jr., Shane S.M., Duncan D.E.  Intracellular Campylobacter-like organisms associated with rectal prolapse and enteroproctitis in Emus (Dromaius novahollandiae).  Vet Pathol Vol. 34:pp. 152-156, 1997.

Rich G., Evans D., Bone T., Mitchell M., Tully T.N. Jr.  What is your diagnosis? [Mycobacteriosis in an Amazon parrot (Amazona amazonica)].  J Avian Med and Surg Vol. 11, pp. 206-210, 1997.

Heatley J.J., Williams J., Mitchell M., Tully T.N. Jr., Gaunt S., and Evans D.  What is your diagnosis? [Round cell sarcoma in a cockatoo].  J Avian Med and Surg Vol 13 (2):pp. 138-142, 1999.

Costa L.R.R., Mirza M.H., Williams J., Evans D.E., McClure J.J.  What is your diagnosis? [Respiratory distress in a 24-hour-old foal secondary to hyaline membrane disease].  JAVMA Vol. 215(3):pp. 623-624, 1999.

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