Patient A is a 61-year-old gentleman with a two-year history of progressive shortness of breath. His past medical history includes type II diabetes, hypothyroidism, hyperlipidemia, and a distant history of tobacco use. His cardiopulmonary evaluation showed elevated pulmonary arterial pressures and normal left-side heart function. His chest CT scan showed mild interlobular septal thickening and centrilobular ground glass opacities. He underwent double lung transplantation. His explanted lungs were grossly unremarkable. H & E and VVG stains showed the following patchy areas throughout his explanted lungs.
Justin Juskewitch, M.D., Ph.D.
Resident, Division of Anatomic and Clinical Pathology
Marie Christine Aubry, M.D.
Consultant, Division of Anatomic Pathology
Professor of Laboratory Medicine and Pathology,
Mayo Clinic College of Medicine