"Porous bone" refers to bones that have small openings or holes in them. This condition can weaken the bones, making them more susceptible to fractures or breaks. Full definition
«Bacteria really love to hide and grow in the nooks and crannies of porous bone and bone fragments — it's one of the most perfect surfaces for bacterial growth,» says Dr. Hickok. (sciencedaily.com)
The news source cited an article published by ABC News which quoted Tim Hewett, director of sports medicine research at Ohio State University, who said that Ware's diet may have been deficient in vitamin D and calcium, leading to more porous bones. (privatemdlabs.com)
Beneath that is a layer of spongy, porous bone, on top of a hollow centre filled with red and yellow bone marrow. (newscientist.com)