All Stories

  1. Comparative Sonographic Studies of the Urogenital Tract in Lizards

    Article • Veterinary Radiology & Ultrasound, August 2025, Wiley

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  2. Phylogenetic Reclassification of Metarhizium granulomatis and Metarhizium viride Species Complex

    Article • Pathogens, July 2025, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  3. The Role of Host Species in Experimental Ferlavirus Infection: Comparison of a Single Strain in Ball Pythons (Python regius) and Corn Snakes (Pantherophis guttatus)

    Article • Animals, August 2023, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  4. Investigation of the Formal Pathogenesis of Green Liver Discoloration in Organically Reared Female Bronze Turkeys (Melleagris gallovapo)

    Article • Animals, May 2023, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  5. An Explorative Study of the Causal Pathogenesis of Green Liver Discoloration in Organically Reared Female Bronze Turkeys (Meleagris gallopavo) Considering the Infectious Risk Factors

    Article • Animals, March 2023, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  6. Urothelial carcinoma in a Russian tortoise (Testudo horsfieldii)

    Article • Journal of Comparative Pathology, January 2023, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  7. Safety of an Intravenous Formulation of Voriconazole as an Intramuscular Injection in Pigeons (Columba livia f. domestica)

    Article • Journal of Avian Medicine and Surgery, November 2022, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  8. Case Series of Disseminated Xanthogranulomatosis in Red-crowned Parakeets (Cyanoramphus novaezelandiae) with Detection of Psittacine Adenovirus 2 (PsAdV-2)

    Article • Animals, September 2022, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  9. Ivermectin Inhibits the Replication of Usutu Virus In Vitro

    Article • Viruses, July 2022, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  10. Mycobacteriosis in Various Pet and Wild Birds from Germany: Pathological Findings, Coinfections, and Characterization of Causative Mycobacteria

    Article • Microbiology Spectrum, July 2022, ASM Journals

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  11. Spread of West Nile Virus and Usutu Virus in the German Bird Population, 2019–2020

    Article • Microorganisms, April 2022, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  12. Usutu virus infection in aviary birds during the cold season

    Article • Avian Pathology, August 2021, Taylor & Francis

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  13. Mass mortality of unknown etiology in alpine newts (Ichtyosaura alperstris veluchiensis) in an alpine lake in Greece

    Article • Journal of the Hellenic Veterinary Medical Society, April 2021, National Documentation Centre

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  14. Pigeon rotavirus A genotype G18P[17]-associated disease outbreaks after fancy pigeon shows in Germany – a case series

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, February 2021, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  15. Low rate of azole resistance in cases of avian aspergillosis in Germany

    Article • Medical Mycology, June 2020, Oxford University Press (OUP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  16. Preliminary study: Health and performance assessment in broiler chicks following application of six different hatching egg disinfection protocols

    Article • PLOS One, May 2020, PLOS

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  17. Iohexol-based measurement of intestinal permeability in birds

    Article • Journal of Exotic Pet Medicine, April 2020, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  18. Sindbis virus – a wild bird associated zoonotic arbovirus circulates in Germany

    Article • Veterinary Microbiology, October 2019, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  19. Comparison of Two Treatment Modalities and PCR to Assess Treatment Effectiveness in Macrorhabdosis

    Article • Journal of Avian Medicine and Surgery, September 2019, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  20. Evidence for West Nile Virus and Usutu Virus Infections in Wild and Resident Birds in Germany, 2017 and 2018

    Article • Viruses, July 2019, MDPI AG

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  21. Three genetically distinct ferlaviruses have varying effects on infected corn snakes (Pantherophis guttatus)

    Article • PLOS One, June 2019, PLOS

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  22. hypocrealean fungi in reptiles

    Article • Veterinary Microbiology, September 2018, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  23. Differentiation of Brachyspira spp. isolated from laying hens using PCR-based methods and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry

    Article • Journal of Veterinary Diagnostic Investigation, May 2018, SAGE Publications

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  24. INVESTIGATIONS INTO CAUSES OF NEUROLOGIC SIGNS AND MORTALITY AND THE FIRST IDENTIFICATION OF SARCOCYSTIS CALCHASI IN FREE-RANGING WOODPECKERS IN GERMANY

    Article • Journal of Zoo and Wildlife Medicine, March 2018, American Association of Zoo Veterinarians

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  25. Identification of hypocrealean reptile pathogenic isolates with MALDI-TOF MS

    Article • Medical Mycology, January 2018, Oxford University Press (OUP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  26. Suspected toxicity by biological waste and air sac nematode infestation in a free-living peregrine falcon (Falco peregrinus)

    Article • Journal of the Hellenic Veterinary Medical Society, December 2017, National Documentation Centre

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  27. Tracheal Resection in a Secretary Bird (Sagittarius serpentarius) with Granulomatous, Foreign-body Induced Tracheitis

    Article • Journal of Avian Medicine and Surgery, December 2017, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  28. Unusual Outbreak of Fatal Clostridiosis in a Group of Captive Brown Pelicans (Pelecanus occidentalis)

    Article • Journal of Avian Medicine and Surgery, December 2017, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  29. Characterization of Nannizziopsis guarroi with genomic and proteomic analysis in three lizard species

    Article • Medical Mycology, October 2017, Oxford University Press (OUP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  30. Outbreak and Cocirculation of Three Different Usutu Virus Strains in Eastern Germany

    Article • Vector-Borne and Zoonotic Diseases, August 2017, Mary Ann Liebert Inc

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  31. Fungal dermatitis, glossitis and disseminated visceral mycosis caused by different Metarhizium granulomatis genotypes in veiled chameleons ( Chamaeleo calyptratus ) and first isolation in healthy lizards

    Article • Veterinary Microbiology, June 2017, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  32. Morphology and Morphometry of the Lung in Corn Snakes ( Pantherophis guttatus ) Infected with Three Different Strains of Ferlavirus

    Article • Journal of Comparative Pathology, March 2017, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  33. Metastatic Thymoma in a Scarlet Macaw (Ara macao)

    Article • Journal of Avian Medicine and Surgery, March 2017, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  34. Widespread activity of multiple lineages of Usutu virus, western Europe, 2016

    Article • Eurosurveillance, January 2017, European Centre for Disease Control and Prevention (ECDC)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  35. Metarhizium reptiles

    Article • Journal of Clinical Microbiology, December 2016, ASM Journals

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  36. Phylogenetic Analysis Supports Horizontal Transmission as a Driving Force of the Spread of Avian Bornaviruses

    Article • PLOS One, August 2016, PLOS

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  37. Virus distribution and detection in corn snakes (Pantherophis guttatus) after experimental infection with three different ferlavirus strains

    Article • Veterinary Microbiology, January 2016, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  38. Fungal Infections in Reptiles—An Emerging Problem

    Article • Journal of Exotic Pet Medicine, July 2015, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  39. Leitsymptome bei Reptilien

    Article • January 2015, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  40. Characterisation of the aerobic bacterial flora of boid snakes: application of MALDI-TOF mass spectrometry

    Article • Veterinary Record, December 2014, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  41. Aerobic bacterial flora wild birds

    Article • Journal of Applied Microbiology, September 2014, Wiley

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  42. PARTIAL CHARACTERIZATION OF NEW ADENOVIRUSES FOUND IN LIZARDS

    Article • Journal of Zoo and Wildlife Medicine, June 2014, American Association of Zoo Veterinarians

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  43. Cloacal Aerobic Bacterial Flora and Absence of Viruses in Free-Living Slow Worms (Anguis fragilis), Grass Snakes (Natrix natrix) and European Adders (Vipera berus) from Germany

    Article • EcoHealth, May 2014, Springer Science + Business Media

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  44. IMAGING DIAGNOSIS - SEMINOMA CAUSING LIVER COMPRESSION IN A SPUR-THIGHED TORTOISE (TESTUDO GRAECA)

    Article • Veterinary Radiology & Ultrasound, February 2014, Wiley

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  45. Discovery of a new avian bornavirus genotype in estrildid finches (Estrildidae) in Germany

    Article • Veterinary Microbiology, January 2014, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  46. Tierärztliche Betreuung von Taubenbeständen

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2014, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  47. Testicular Biopsy in Psittacine Birds (Psittaciformes): Impact of Endoscopy and Biopsy on Health, Testicular Morphology, and Sperm Parameters

    Article • Journal of Avian Medicine and Surgery, December 2013, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  48. Testicular Biopsy in Psittacine Birds (Psittaciformes): Comparative Evaluation of Testicular Reproductive Status by Endoscopic, Histologic, and Cytologic Examination

    Article • Journal of Avian Medicine and Surgery, December 2013, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  49. Evidence for the transmission of Salmonella from reptiles to children in Germany, July 2010 to October 2011

    Article • Eurosurveillance, November 2013, European Centre for Disease Control and Prevention (ECDC)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  50. Causes of Morbidity and Mortality in Free-Living Birds in an Urban Environment in Germany

    Article • EcoHealth, October 2013, Springer Science + Business Media

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  51. Antibody selection for immunocytochemical characterization of the male reproductive system in Psittaciformes

    Article • Theriogenology, October 2013, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  52. Avian bornaviruses are widely distributed in canary birds (Serinus canaria f. domestica)

    Article • Veterinary Microbiology, August 2013, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  53. A Complicated, Metastatic, Humeral Air Sac Cystadenocarcinoma in a Timneh African Grey Parrot (Psittacus erithacus timneh)

    Article • Journal of Avian Medicine and Surgery, March 2013, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  54. Detection of pathogens in Boidae and Pythonidae with and without respiratory disease

    Article • Veterinary Record, January 2013, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  55. Wirksamkeit von Doxycyclin bei Chlamydiosen in Taubenbeständen

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2013, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  56. Disseminated systemic mycosis in Veiled chameleons (Chamaeleo calyptratus) caused by Chamaeleomyces granulomatis

    Article • Veterinary Microbiology, December 2012, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  57. Malignant Lymphoma of T-cell Origin in a Humboldt Penguin (Spheniscus humboldti) and a Pink-backed Pelican (Pelecanus rufescens)

    Article • Journal of Avian Medicine and Surgery, June 2012, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  58. Melanophoromas and Iridophoromas in Reptiles

    Article • Journal of Comparative Pathology, February 2012, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  59. Corrigendum to “A unique novel reptilian paramyxovirus, four atadenovirus types and a reovirus identified in a concurrent infection of a corn snake (Pantherophis guttatus) collection in Germany” [Vet. Microbiol. 150 (2011) 70–79]

    Article • Veterinary Microbiology, January 2012, Elsevier

    Rachel Marschang, PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  60. Evaluating the reproductive status of the male budgerigar (Melopsittacus undulatus)

    Article • General and Comparative Endocrinology, May 2011, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  61. A unique novel reptilian paramyxovirus, four atadenovirus types and a reovirus identified in a concurrent infection of a corn snake (Pantherophis guttatus) collection in Germany

    Article • Veterinary Microbiology, May 2011, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  62. Attempted Semen Collection Using the Massage Technique in Blue-fronted Amazon Parrots (Amazona aestiva aestiva)

    Article • Journal of Avian Medicine and Surgery, March 2011, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  63. Endokrinologische Untersuchung männlicher Papageienvögel zur Beurteilung ihres Reproduktionsstatus

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2011, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  64. Malignes Melanophorom bei einer Griechischen Landschildkröte (Testudo hermanni)

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2011, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  65. Pilotstudie zum Einsatz der Diodenlasertherapie zur Behandlung von Dermatitiden bei Koi-Karpfen (Cyprinus carpio)

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2011, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  66. Ultrasonographic Diagnosis of an Endocarditis Valvularis in a Burmese Python (Python molurus bivittatus) with Pneumonia

    Article • Journal of Zoo and Wildlife Medicine, December 2010, American Association of Zoo Veterinarians

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  67. RT-PCR diagnosis followed by sequence characterization of paramyxoviruses in clinical samples from snakes reveals concurrent infections within populations and/or individuals

    Article • Veterinary Microbiology, August 2010, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  68. Prevalence of viral infections in captive collections of boid snakes in Germany

    Article • Veterinary Record, April 2010, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt, Rachel Marschang

  69. Der chronisch regurgitierende Wellensittich – eine diagnostische und therapeutische Herausforderung

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2010, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  70. Spermatozoa Characteristics in Six Psittacine Species Using Light Microscopy

    Article • Reproduction in Domestic Animals, December 2009, Wiley

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  71. Characterization of Atherosclerosis by Histochemical and Immunohistochemical Methods in African Grey Parrots (Psittacus erithacus) and Amazon Parrots (Amazona spp.)

    Article • Avian Diseases, September 2009, American Association of Avian Pathologists (AAAP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  72. Characterization of Atherosclerosis by Histochemical and Immunohistochemical Methods in African Grey Parrots (Psittacus erithacus) and Amazon Parrots (AmazonaSpp)

    Article • Avian Diseases Digest, September 2009, American Association of Avian Pathologists (AAAP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  73. Mycoplasmas Isolated from Stone Curlews (Burhinus oedicnemus) Used in Falconry in the United Arab Emirates

    Article • Journal of Zoo and Wildlife Medicine, June 2009, American Association of Zoo Veterinarians

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  74. Relevance and Treatment of Coccidiosis in Domestic Pigeons (Columba livia forma domestica) With Particular Emphasis on Toltrazuril

    Article • Journal of Avian Medicine and Surgery, May 2009, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  75. PCR-sequence characterization of new adenoviruses found in reptiles and the first successful isolation of a lizard adenovirus

    Article • Veterinary Microbiology, March 2009, Elsevier

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  76. Blindness as a sign of proventricular dilatation disease in a grey parrot (Psittacus erithacus erithacus)

    Article • Journal of Small Animal Practice, December 2008, Wiley

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  77. Comparative Examination of Testicular Biopsy Samples and Influence on Semen Characteristics in Budgerigars (Melopsittacus undulatus)

    Article • Journal of Avian Medicine and Surgery, December 2008, Association of Avian Veterinarians (AAV)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  78. Transmission of tuberculosis between men and pet birds: a case report

    Article • Avian Pathology, November 2008, Taylor & Francis

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  79. Experimental Infection of Domestic Pigeons with Pigeon Circovirus

    Article • Avian Diseases, September 2008, American Association of Avian Pathologists (AAAP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  80. Experimental Infection of Domestic Pigeons with Pigeon Circovirus

    Article • Avian Diseases Digest, September 2008, American Association of Avian Pathologists (AAAP)

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  81. Case report of systemic coccidiosis in a radiated tortoise (Geochelone radiata)

    Article • Parasitology Research, November 2007, Springer Science + Business Media

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  82. Plasma concentrations of voriconazole in falcons

    Article • Veterinary Record, August 2007, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  83. Vitamin A requirements of alipochromatic ('recessive-white') and coloured canaries (Serinus canaria) during the breeding season

    Article • Veterinary Record, January 2007, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  84. Häufige respiratorische Erkrankungen bei Schlangen und Schildkröten

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2007, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  85. Diagnosis and long-term therapy of right-sided heart failure in a yellowcrowned amazon (Amazona ochrocephala)

    Article • Veterinary Record, April 2006, BMJ

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  86. Vergleichender Einsatz moderner bildgebender Verfahren zur Diagnostik von Pneumonien bei drei Tigerpythons (Python molurus)

    Article • Tierärztliche Praxis Ausgabe K Kleintiere / Heimtiere, January 2006, Thieme Publishing Group

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt

  87. A disease complex associated with pigeon circovirus infection, young pigeon disease syndrome

    Article • Avian Pathology, October 2005, Taylor & Francis

    PD Dr. med. vet., Dip ECZM (avian&herp) Volker Schmidt