ground glass appearance

ground glass appearance

A descriptor for a homogenous translucency in radiology, microbiology, or histology, which may obscure cellular detail Ophthalmology GG opacification of cornea occurs in children with mucopolysaccharidosis–MPS type I-H or Hurler syndrome, with global MPS deposition in the ocular structures, photophobia, retinal degeneration, attenuation of vessels, optic atrophy, loss of vision, hydrocephalus Radiology, abdomen A GGA with haziness and erasure of organ silhouettes, is typical of massive ascites, and related to an ↑ water density and peritonitis Radiology, bone The GGA corresponds to a relatively uniform loss of osseous density which may be accompanied by intravascular calcification and subcutaneous ossification, seen in bones affected by fibrous dysplasia, scurvy–located at the epiphyses, osteomalacia, agnogenic myeloid metaplasia, and osteoporosis Radiology, chest The GGA corresponds to an alveolar, acinar or amorphous pattern seen in bronchiolitis obliterans and obstructive pneumonia–BOOP