Comparative Ocular Pathology Laboratory of Wisconsin (COPLOW)

Comparative Ocular Pathology Laboratory of Wisconsin (COPLOW) The Comparative Ocular Pathology Laboratory of Wisconsin (COPLOW)- University of Wisconsin-Madison

The COPLOW is a mail-in ocular pathology service designed to provide pathology services for clinical veterinary ophthalmologists around the country and world. Veterinary specialists in ophthalmology need a service which not only provides a timely and accurate diagnosis, but is capable of going beyond the diagnosis and investigating relevant aspects of ocular pathology to better understand the path

ogenesis and prognosis of ocular disease. The laboratory is also interested in disseminating information on ocular pathology to students of ophthalmology at all levels.

Choroidl papillae and RPE of a fruit bat. The RPE cytoplasm contains lipid droplets making it reflective.  This is a ret...
06/18/2026

Choroidl papillae and RPE of a fruit bat. The RPE cytoplasm contains lipid droplets making it reflective. This is a retinal tapetum.

Canine:  Primitive  neuroectodermal tumor (PNET)
06/18/2026

Canine: Primitive neuroectodermal tumor (PNET)

Canine corneal tumors from a long time ago
06/17/2026

Canine corneal tumors from a long time ago

The big eyes of an owl made into art
06/17/2026

The big eyes of an owl made into art

Canine: Transmission electron microscope imaje of Prototheca
06/16/2026

Canine: Transmission electron microscope imaje of Prototheca

Feline:  Corneal sequestrum about to fall out.
06/16/2026

Feline: Corneal sequestrum about to fall out.

This is a cystic epithelial tumor in a Hornbill  (fixed with Bouin's solution)
06/15/2026

This is a cystic epithelial tumor in a Hornbill (fixed with Bouin's solution)

Hereditary cataract in a mouse
06/15/2026

Hereditary cataract in a mouse

Demodex mites in the equine Meibomian gland, an incidental finding.
06/12/2026

Demodex mites in the equine Meibomian gland, an incidental finding.

Two new world primates:  Spider monkey, diurnal and owl monkey nocturnal.  The cone-rich, diurnal retina has a narrow ou...
06/12/2026

Two new world primates: Spider monkey, diurnal and owl monkey nocturnal. The cone-rich, diurnal retina has a narrow outer nuclear layer and the rod-rich nocturnal nocturnl retina has a thick layer.

Address

Madison, WI
53706

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