04012024 Dental Radiology: Bone Loss Diagnosis

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What is the ideal distance between the CG and the alveolar crest?

2 to 5 millimeters

1 to 3 millimeters

Half a millimeter to two millimeters (correct)

0.5 to 1 millimeter

What is the effect of overexposure on a dental radiograph?

It makes everything look darker and burns out fine details (correct)

It enhances fine details

It reduces the optical density of the film

It has no effect on the image

What is the criterion for diagnosing mild periodontal bone loss on a radiograph?

Up to 10% of the root length

Up to 20% of the root length

Up to 25% of the root length

Up to 15% of the root length (correct)

What is the term for the inflammation of the gingiva?

Gingivitis Signup and view all the answers

What is the term for the space between the tooth and the surrounding bone?

PDL space Signup and view all the answers

What is the primary indicator of a horizontal periodontal bone loss?

The lines drawn from C.J. to C.J. and the alveolar crest are more than 2-3mm away from each other and parallel Signup and view all the answers

What type of bone loss is characterized by non-parallel lines drawn from C.J. to C.J. and the alveolar crest?

Vertical bone loss Signup and view all the answers

What is the term for the erosion of the bone of the cortical outline?

Erosion of the cortical outline Signup and view all the answers

What is the term for the loss of the alveolar crest?

Blunting of the alveolar crest Signup and view all the answers

What is the characteristic of the lines drawn from C.J. to C.J. and the alveolar crest in a healthy periodontium?

The lines are parallel and less than 2mm away from each other Signup and view all the answers

What is the characteristic of a periodontal abscess on a radiograph?

A thin black line communicating the oral cavity Signup and view all the answers

What type of periodontal bone loss is often associated with younger individuals and affects specific teeth?

Aggressive periodontitis Signup and view all the answers

What is the result of the superimposition of the cortical plates on a radiograph?

A smudged image with reduced opacity Signup and view all the answers

What is the term for a gap or hole in the bone that can be seen clinically?

Vacation Signup and view all the answers

What is the relationship between occlusal trauma and periodontal bone loss?

Occlusal trauma is a cause of periodontal bone loss Signup and view all the answers

What is the primary limitation of using a small field of view scan to evaluate mild implant bone loss?

Severe metal artifact that obscures adjacent structures Signup and view all the answers

What is the significance of the white line in assessing periodontal bone loss?

It defines the crest of the alveolar bone Signup and view all the answers

What is the primary advantage of using a PA radiograph over a small field of view scan in evaluating periodontal bone loss?

More accurate detection of mild periodontal bone loss Signup and view all the answers

What is the characteristic radiographic feature of a chronic periodontal lesion?

A sclerotic lesion Signup and view all the answers

What is the purpose of drawing lines from CG to CG and defining the alveolar crest in assessing periodontal bone loss?

To determine the severity of periodontal bone loss Signup and view all the answers

What can a uniform widening of the periodontal ligament space be associated with?

Systemic diseases Signup and view all the answers

What can cause localized periodontal bone loss in specific areas?

Overhangs from adjacent restorations Signup and view all the answers

What can be indicative of occlusal trauma on one side of a tooth?

Widening of the PDL space on one side Signup and view all the answers

What can be seen on a radiograph to diagnose periodontal bone loss?

Condition of the alveolar crest Signup and view all the answers

What can cause widening of the periodontal ligament space?

All of the above Signup and view all the answers

What is a limitation of intraoral imaging?

It projects a 3D image onto a 2D image, losing the third dimension Signup and view all the answers

What can be hidden by higher bony walls in intraoral imaging?

Bony defects and overlapping teeth Signup and view all the answers

What is underestimated on radiographs?

Bone destruction Signup and view all the answers

What can be difficult to distinguish on radiographs?

Carries and proximal bone loss Signup and view all the answers

What is not visible on radiographs?

Soft tissue Signup and view all the answers

What is the characteristic feature of the bone loss observed in the given radiograph?

Sparse bone loss with granular appearance Signup and view all the answers

What is the most likely diagnosis based on the patient's radiograph and symptoms?

Hematopoietic malignancy Signup and view all the answers

What is the significance of the lack of improvement in the patient's periodontal bone loss after scaling?

It suggests the presence of a malignancy Signup and view all the answers

What is the characteristic of the bone loss observed in the radiograph that is not typically seen in periodontal bone loss?

Scooped out lesions Signup and view all the answers

What is the most likely explanation for the patient's bilateral periodontal bone loss?

Systemic disease Signup and view all the answers

What is the significance of the loss of lamina dura in the radiograph?

It is a sign of malignancy Signup and view all the answers

What is the characteristic feature of the bone loss observed in the radiograph that is consistent with fibro dysplasia?