Pulmonary lesions found in deceased bats from Germany. A) For comparison: Normal lung tissue with thin alveolar septa. B) Severe interstitial pneumonia due to Pasteurella multocida infection characterized by mixed neutrophilic and mononuclear infiltration of alveolar walls. C) Pulmonary arterial hypertension with marked thickening of the artery's media. HE stain.
Mühldorfer et al. BMC Veterinary Research 2011 7:61 doi:10.1186/1746-6148-7-61