Ground Glass Appearance: Causes & Reasons

Possible Causes for Ground Glass Appearance

The left X-ray shows a much more subtle ground-glass appearance while the right X-ray shows a much more gross ground-glass appearance mimicking pulmonary edema.[4] X-ray of [en.wikipedia.org]

Another chest X-ray was requested, which showed a bilateral interstitial pattern with a ground glass appearance (Figure 1). [revistanefrologia.com]

Both show ground glass opacities. [en.wikipedia.org]

Respiratory Bronchiolitis Interstitial Lung Disease

On HRCT, there is a ground glass appearance, being most prominent in the lower fields and periphery and are sometimes patchy and sometimes homogeneous. [pulmonary-fibrosis.net]

HRCT may show ground glass appearance or honeycomb cysts. BAL: Predominance of neutrophils. Diagnosis: By exclusion, usually need open lung biopsy to confirm. [lumen.luc.edu]

There are areas of consolidation and extensive areas of ground-glass density with a crazy-paving appearance. [radiologyassistant.nl]

Acute Respiratory Distress Syndrome

Late phase and appearances in long-term survivors CT appearances can be variable in this phase: complete resolution: may occur in some cases coarse reticular pattern and ground-glass [radiopaedia.org]

[…] syndrome Other names Respiratory distress syndrome (RDS), adult respiratory distress syndrome, shock lung Chest x-ray of person with severe ARDS demonstrating widespread "ground-glass [en.wikipedia.org]

[…] opacification in the anterior (nondependent) part of the lungs: considered more typical later stage CT appearances areas of reticular and ground-glass opacification pulmonary [radiopaedia.org]

COVID-19

A scan of the lungs of a patient infected by the Wuhan coronavirus shows a characteristic "ground glass" appearance. [technologyreview.com]

The main abnormality was bilateral patchy ground-glass opacities, similar to the appearances in adults, but less florid, and in all three cases the opacities resolved as they [radiopaedia.org]

Chest CT showed diffused consolidations and ground‐glass opacities in both lungs, with a "white lung" appearance of the right lung. CT, computed tomography Table 3. [onlinelibrary.wiley.com]

Bronchiolitis Obliterans

This appears with a “ground-glass” haziness that is characteristic for the disease. The content above is only an excerpt. [accessscience.com]

Recovery after treatment is common when COP appears on HRCT as parenchymal consolidation, ground-glass opacity, or nodules. [merckmanuals.com]

The chest x-ray shows diffuse nonspecific alveolar or "ground glass" densities. [healthcentral.com]

Neonatal Respiratory Distress Syndrome

Diffuse ground-glass appearance to both lungs with hypoaeration and multiple air bronchograms. [learningradiology.com]

A chest x-ray shows the lungs have a characteristic "ground glass" appearance, which often develops 6 to 12 hours after birth. [healthmedicinet.com]

glass" appear-anceof immaturity. [quizlet.com]

Fibrous Dysplasia

Pelvis and ribs These bones have lucencies, with a diffuse ground-glass appearance and rind lesions. Cystic lesions are common. [emedicine.com]

Computed tomography showed a thickening of the right temporal bone with a ground-glass appearance. The 62-year-old man opted for watchful waiting. [ncbi.nlm.nih.gov]

Usually, the matrix of the lucency is smooth and relatively homogeneous; classically, this finding is described as a ground-glass appearance. [emedicine.com]

Acute Interstitial Lung Disease

(Lower two panels, right) The ground-glass appearance disappeared on chest CT 3 months after initiating the combination treatment. [academic.oup.com]

PAAG and contrasted chest tomography were showed new extensive patchy consolidations and new extensive bilateral ground-glass appearance (Figures 1 and 2). [oatext.com]

glass appearance ( crazy paving ) PMF : nodules coalesce to large masses BAL : dust particles on polarised light 11. [slideshare.net]

Mazabraud Syndrome

A, X-ray showing right femoral shaft bowing (shepherd's crook deformity) and ground glass appearance. [academic.oup.com]

The expanded medullary spaces reveal a characteristic ground glass appearance. Some small lesions are surrounded by a thick sclerotic border or rind. [cambridge.org]

X-ray of the right tibia and ipsilateral femur showed similar lesions with characteristic ground glass appearance suggestive of fibrous dysplasia. [ncbi.nlm.nih.gov]

Hereditary Corneal Dystrophy

[…] milky appearance. [link.springer.com]

Congenital hereditary endothelial corneal dystrophy is characterized by a diffuse ground-glass appearance of both corneas and markedly thickened (2–3 times thicker than normal [en.wikipedia.org]

Case I: Ground-glass appearance of cornea in both eves. Fig. 3. Case 3: Showing corneal haziness on both sides. Fig. 4. [healio.com]

Interstitial Keratitis

Typically with syphilis and occasionally with other causes, the entire cornea develops a ground-glass appearance, obscuring the iris. [msdmanuals.com]

Q Fever

What is Q-Fever? Query or Queensland fever (Q fever) is a bacterial infection affecting a variety of animal species as well as human beings. Q fever is caused by Coxiella burnetii, an obligate, intracellular, rickettsial organism that can survive in a dried condition for extended periods. Is Q-Fever widespread? Coxiella[…] [waddl.vetmed.wsu.edu]

Polyostotic Fibrous Dysplasia

Pelvis and ribs These bones have lucencies, with a diffuse ground-glass appearance and rind lesions. Cystic lesions are common. [emedicine.medscape.com]

In this case, all FD lesions were radiopaque and presented with ground glass appearance. [ncbi.nlm.nih.gov]

In CT, ground-glass appearance with well-defined borders was seen, with medullary widening and cortical thinning. [ncbi.nlm.nih.gov]

Bone Fibroma

[…] fibroma ; fibrous dysplasia, particularly if lesions are multiple and polyostotic (in comparison, fibrous dysplasia has a more central and unilateral location and more of a ground-glass [emedicine.medscape.com]

Most commonly, fibrous dysplasia lesions initially demonstrate a purely lytic appearance and then develop a hazy or “ground glass” appearance as the matrix calcifies. [jaocr.org]

On x-ray, the lesions can appear cystic and may be extensive and deforming. On imaging, the lesions have a classic ground-glass appearance. [merckmanuals.com]

Familial Ossifying Fibroma

A, Periapical films showing ground-glass appearance of the right maxilla ( top panel ) and normal trabeculation on the left ( bottom panel ). [pocketdentistry.com]

glass appearance." [contempclindent.org]

On x-ray these tumors have a 'ground glass' appearance and can cause thinning of the cortex. The bone may be enlarged and deformed. [massgeneral.org]

Neonatal Acute Respiratory Distress due to SP-B Deficiency

Chest x-ray shows diffuse atelectasis classically described as having a ground-glass appearance with visible air bronchograms; appearance correlates loosely with clinical [msdmanuals.com]

[…] congested - Lined by hyaline membranes Respiratory Distress Syndrome (RDS): Respiratory Distress Syndrome (RDS) Chest X-Ray - “ Reticulo-granular pattern ” - microatelectasis - “Ground-glass [authorstream.com]

Chest radiograph revealed diffuse ground glass appearance with air bronchogram ( Figure 3 ). [nature.com]

McCune-Albright Syndrome

Pelvis and ribs These bones have lucencies, with a diffuse ground-glass appearance and rind lesions. Cystic lesions are common. [emedicine.medscape.com]

Imaging Findings Conventional radiography (CR) showed multiple bone lesions with a ground glass appearance in both femurs (Fig. 2, 3), left humerus (Fig. 4), right tibia and [eurorad.org]

The computed tomography revealed lytic lesions with a typical "ground glass" appearance involving the spine, ribs, sternum, iliac bones and sacrum. [ncbi.nlm.nih.gov]

Osteitis Fibrosa Disseminata

Pelvis and ribs These bones have lucencies, with a diffuse ground-glass appearance and rind lesions. Cystic lesions are common. [emedicine.medscape.com]

The lesion has a homogenesis density @g it a so-called "ground glass" appearance. An angular deformity in the bone is often present at the level of the lesion. [gait.aidi.udel.edu]

The internal aspect of bone showed abnormal trabeculae pattern with more radiopacity mimicking ground glass appearance (Figure 5). [omicsonline.org]

Idiopathic Acute Eosinophilic Pneumonia

A previously healthy young man presented with acute respiratory distress, high fever and bilateral ground-glass appearance on chest radiograph. [ncbi.nlm.nih.gov]

Figure 4 Computed tomography of the chest reveals ground glass appearance. Figure 4 Computed tomography of the chest reveals ground glass appearance. [cid.oxfordjournals.org]

Leontiasis due to Leprosy

Skull CT (Figures 2-4) shows severe overgrowth of diploic space with ground glass appearance and loss of corticomedullary differentiation leading to deformity, compression [file.scirp.org]

glass appearance 13 Mass like lesion in mandible with typical trigroid or serpentine pattern Ground glass appearnace 14 Bony thickening loss of corticomedullary differentiation [slideplayer.com]

Chest including scapular region showed diffuse ground glass appearance of bone matrix and there was marked expansion of left clavicle due to cyst like cavities. [ijo.in]

Extrinsic Allergic Alveolitis

May show upper-zone mottling/ consolidation, ground-glass appearance with alveolar shadowing or nodular opacities in the middle and lower zones, hilar lymphadenopathy (rare [clumsylostmedicalstudent.wordpress.com]

glass appearance chronic form pulmonary fibrosisHRCT normal or ground glass appearance centrilobular micronodules lung function restriction, diffusing capacity decreases, [powershow.com]

glass appearance chronic form: pulmonary fibrosis HRCT normal or ground glass appearance centrilobular micronodules lung function restriction, diffusing capacity decreases [slideplayer.com]

Stromal Corneal Dystrophy

Granular Type 1 Dystrophy -stromal dystrophy - small, well demarcated hyaline deposits in the stroma -"ground glass" appearance; prominent centrally ; -will stain red with [studyblue.com]

While in the beginning stages there are clear spaces between lesions, over time these spaces opacify and take on a ground glass appearance. [eyewiki.aao.org]

Necrotizing Alveolitis

glass appearance suggesting pneumonia Mainly used to rule out other diseases ~20% are normal High-resolution computed tomography (HRCT) More sensitive than chest x-ray; perform [arupconsult.com]

HRCT may show ground glass appearance or honeycomb cysts. BAL: Predominance of neutrophils. Diagnosis: By exclusion, usually need open lung biopsy to confirm. [lumen.luc.edu]

There are areas of consolidation and extensive areas of ground-glass density with a crazy-paving appearance. [radiologyassistant.nl]

Meconium Ileus

T ground-glass appearance is due to air bubbles trapped in the meconium. [johnsarm.net]

A “soap bubble” or “ground glass” appearance due to small air bubbles mixed with the meconium is diagnostic of meconium ileus. [msdmanuals.com]

A soap-bubble or ground-glass appearance in the right lower quadrant that suggests the presence of air in the meconium (Neuhauser sign). [patientcareonline.com]

Cryptogenic Organizing Pneumonia

Radiographs show an unusual pattern of patchy densities with a ‘ground glass’ appearance. [doi.org]

A ground glass appearance is also common. Bronchial carcinoma is an important differential diagnosis. [pulmonary-fibrosis.net]

Ground glass appearance or hazy opacities associated with the consolidation are detected in most patients. [en.wikipedia.org]

Acute Interstitial Pneumonitis

(Lower two panels, right) The ground-glass appearance disappeared on chest CT 3 months after initiating the combination treatment. [academic.oup.com]

glass appearance ( crazy paving ) PMF : nodules coalesce to large masses BAL : dust particles on polarised light 11. [slideshare.net]

glass opacities with sparing of some secondary pulmonary lobules, resulting in a geographic appearance to the lungs. [radiologykey.com]

Silo Filler's Disease

Shortly before discharge there was still a uniform reticular and linear pattern with a ground-glass appearance, but the patchy densities had largely disap peared. [docksci.com]

CT scans show pulmonary cysts and a diffuse ground-glass appearance [19]. [oatext.com]

Infantile Scurvy

Fig. 2 Lower extremities radiograph showing (a) ground glass appearance of the bones; (b) pencil-thin cortices; (c) white dense line of metaphyseal calcification - Fraenkel [indianpediatrics.net]

The epiphysis also shows cortical thinning and the ground-glass appearance. [ispub.com]

Trabeculations become thinned and poorly visualized on Xray, called ground glass appearance With these fractures, the periosteum becomes loosened, resulting in the classic [medcaretips.com]

Reis-Bucklers Corneal Dystrophy

The affected cornea of a person with lattice dystrophy will have a ground glass appearance, while granular deposits indicate granular dystrophy. [encyclopedia.com]

These eventually spread across the corneal surface, giving it a ground-glass appearance. 2. [reviewofoptometry.com]

Desquamative Interstitial Pneumonia

Chest radiographs yielded normal findings initially, with rapid progression to a ground glass appearance of both lungs. [ncbi.nlm.nih.gov]

Centrilobular nodules and patchy ground-glass appearance tend to be diffuse with no predominance of any zone, unlike the appearance in DIP ( 44 ). [spandidos-publications.com]

CONCLUSIONS: RB/DIP-like changes are exceedingly common in PLCH, may be sufficiently severe to cause the appearance of ground-glass attenuation on HRCT, and correlate with [ncbi.nlm.nih.gov]