Podcast
Questions and Answers
Which technology revolutionized the development of OCT imaging?
Which technology revolutionized the development of OCT imaging?
- Time Domain
- Spectral Domain (correct)
- Interactive Scheme
- Gray Scale
What is the key advantage of Spectral Domain OCT compared to Time Domain OCT?
What is the key advantage of Spectral Domain OCT compared to Time Domain OCT?
- Greater acquisition speed (correct)
- Better signal to noise ratio
- Greater axial and transverse resolution
- Greater diagnosis accuracy
How much faster is the acquisition speed of Spectral Domain OCT compared to Time Domain OCT?
How much faster is the acquisition speed of Spectral Domain OCT compared to Time Domain OCT?
- 100 times (correct)
- 70 times
- 50 times
- 10 times
What is the practical consequence of the reduction in A-scan acquisition speeds in Spectral Domain OCT?
What is the practical consequence of the reduction in A-scan acquisition speeds in Spectral Domain OCT?
What is the advantage of using SD-OCT in generating a mean image?
What is the advantage of using SD-OCT in generating a mean image?
What technology helps protect images from motion artifacts in Spectral Domain OCT?
What technology helps protect images from motion artifacts in Spectral Domain OCT?
Who first described the use of optical interferometry?
Who first described the use of optical interferometry?
When were the first in vivo images of eye tissue using OCT published?
When were the first in vivo images of eye tissue using OCT published?
Which company produced the first OCT system available on the market?
Which company produced the first OCT system available on the market?
What technology was used for image acquisition in the first OCT system?
What technology was used for image acquisition in the first OCT system?
Which OCT machine made OCT extremely common and part of everyday clinical practice?
Which OCT machine made OCT extremely common and part of everyday clinical practice?
What were the Stratus OCT images commonly used for in clinical trials?
What were the Stratus OCT images commonly used for in clinical trials?
Which technology revolutionized the OCT world by reducing image acquisition time and increasing resolution and quality?
Which technology revolutionized the OCT world by reducing image acquisition time and increasing resolution and quality?
Which companies are market leaders in producing OCT machines?
Which companies are market leaders in producing OCT machines?
What is the difference between A-scan and B-scan in OCT technology?
What is the difference between A-scan and B-scan in OCT technology?
What is a volume in OCT technology?
What is a volume in OCT technology?
What are en face images in OCT technology?
What are en face images in OCT technology?
What does the Spectralis OCT generate in addition to conventional tomography?
What does the Spectralis OCT generate in addition to conventional tomography?
Which type of scanning software builds up a curved surface adapting it to the layers of the retina?
Which type of scanning software builds up a curved surface adapting it to the layers of the retina?
What type of images are obtained with perfectly flat coronal sections and reconstructions provided by software processing scans on a frontal plane at a 90° angle to the B-scan?
What type of images are obtained with perfectly flat coronal sections and reconstructions provided by software processing scans on a frontal plane at a 90° angle to the B-scan?
Which type of retina visualization software creates a 3D reconstruction of the various tissues and adapts them to the profile of the analyzed structure?
Which type of retina visualization software creates a 3D reconstruction of the various tissues and adapts them to the profile of the analyzed structure?
What is the wavelength of the low coherence light emitted by the superluminescent diode used as the light source in OCT?
What is the wavelength of the low coherence light emitted by the superluminescent diode used as the light source in OCT?
In OCT, what is the purpose of the reference mirror?
In OCT, what is the purpose of the reference mirror?
What is the main difference between Time Domain OCT (TD-OCT) and Spectral Domain OCT (SD-OCT)?
What is the main difference between Time Domain OCT (TD-OCT) and Spectral Domain OCT (SD-OCT)?
Which technology is considered the most reliable method for compensating for eye movement during OCT image acquisition?
Which technology is considered the most reliable method for compensating for eye movement during OCT image acquisition?
What is the main advantage of Spectral Domain OCT over Time Domain OCT?
What is the main advantage of Spectral Domain OCT over Time Domain OCT?
What is the purpose of eye-tracking technology in OCT machines?
What is the purpose of eye-tracking technology in OCT machines?
What is the role of Enhanced Depth Imaging (EDI) in SD-OCT?
What is the role of Enhanced Depth Imaging (EDI) in SD-OCT?
What has led to a decline in the usage of Time Domain OCT?
What has led to a decline in the usage of Time Domain OCT?
Why is it important to have a good understanding of both Time Domain and Spectral Domain OCT systems?
Why is it important to have a good understanding of both Time Domain and Spectral Domain OCT systems?
Which technology was used for image acquisition in the first OCT system?
Which technology was used for image acquisition in the first OCT system?
When were the first in vivo images of eye tissue using OCT published?
When were the first in vivo images of eye tissue using OCT published?
Which OCT machine made OCT extremely common and part of everyday clinical practice?
Which OCT machine made OCT extremely common and part of everyday clinical practice?
What were the Stratus OCT images commonly used for in clinical trials?
What were the Stratus OCT images commonly used for in clinical trials?
Which technology revolutionized the development of OCT imaging?
Which technology revolutionized the development of OCT imaging?
What is the key advantage of Spectral Domain OCT compared to Time Domain OCT?
What is the key advantage of Spectral Domain OCT compared to Time Domain OCT?
What is the purpose of eye-tracking technology in OCT machines?
What is the purpose of eye-tracking technology in OCT machines?
How does Spectral Domain OCT improve the quality of scans compared to Time Domain OCT?
How does Spectral Domain OCT improve the quality of scans compared to Time Domain OCT?
Which type of OCT technology uses a moving reference mirror to obtain depth information?
Which type of OCT technology uses a moving reference mirror to obtain depth information?
What is the main advantage of Spectral Domain OCT over Time Domain OCT?
What is the main advantage of Spectral Domain OCT over Time Domain OCT?
Which type of OCT visualization software creates a 3D reconstruction of the retina and adapts it to the profile of the analyzed structure?
Which type of OCT visualization software creates a 3D reconstruction of the retina and adapts it to the profile of the analyzed structure?
What is the wavelength of the low coherence light emitted by the superluminescent diode used as the light source in OCT?
What is the wavelength of the low coherence light emitted by the superluminescent diode used as the light source in OCT?
What is the purpose of a B-scan in OCT technology?
What is the purpose of a B-scan in OCT technology?
What is the advantage of Spectral Domain OCT over Time Domain OCT?
What is the advantage of Spectral Domain OCT over Time Domain OCT?
Which companies are market leaders in producing OCT machines?
Which companies are market leaders in producing OCT machines?
What is the purpose of en face images in OCT technology?
What is the purpose of en face images in OCT technology?
Which technology is considered the most reliable method for compensating for eye movement during OCT image acquisition?
Which technology is considered the most reliable method for compensating for eye movement during OCT image acquisition?
What is the advantage of using SD-OCT in generating a mean image?
What is the advantage of using SD-OCT in generating a mean image?
Why is it important to have a good understanding of both Time Domain and Spectral Domain OCT systems?
Why is it important to have a good understanding of both Time Domain and Spectral Domain OCT systems?
What structures can be imaged by OCT in the posterior segment of the eye?
What structures can be imaged by OCT in the posterior segment of the eye?
Which layer of the retina is represented by the cell bodies of ganglion cells and some rare amacrine cells?
Which layer of the retina is represented by the cell bodies of ganglion cells and some rare amacrine cells?
Which layer of the retina is made up of interlaced axons and dendrites coming from adjacent layers?
Which layer of the retina is made up of interlaced axons and dendrites coming from adjacent layers?
Which layer of the retina contains the cell bodies of bipolar cells, horizontal cells, amacrine cells, and Muller cells?
Which layer of the retina contains the cell bodies of bipolar cells, horizontal cells, amacrine cells, and Muller cells?
Which layer of the retina is represented by the photoreceptor cell bodies?
Which layer of the retina is represented by the photoreceptor cell bodies?
Which two hyperreflective bands are identifiable at the level of the outer retina?
Which two hyperreflective bands are identifiable at the level of the outer retina?
According to common opinion, what does the innermost band in the outer retina correspond to?
According to common opinion, what does the innermost band in the outer retina correspond to?
What is the outermost band in the outer retina believed to represent?
What is the outermost band in the outer retina believed to represent?
What is the most likely part of the choriocapillaris in the outer retina?
What is the most likely part of the choriocapillaris in the outer retina?
How many distinct hyper-reflective bands have been highlighted between the photoreceptor layer and the pigmented epithelium using Spectral Domain technology?
How many distinct hyper-reflective bands have been highlighted between the photoreceptor layer and the pigmented epithelium using Spectral Domain technology?
What has set off a debate on interpreting anatomical equivalents visible using new instruments in the outer retina?
What has set off a debate on interpreting anatomical equivalents visible using new instruments in the outer retina?
Which layer of the retina is represented by the photoreceptor cell bodies?
Which layer of the retina is represented by the photoreceptor cell bodies?
What is the purpose of en face images in OCT technology?
What is the purpose of en face images in OCT technology?
What is the advantage of using SD-OCT in generating a mean image?
What is the advantage of using SD-OCT in generating a mean image?
What were the Stratus OCT images commonly used for in clinical trials?
What were the Stratus OCT images commonly used for in clinical trials?
What is the main difference between Time Domain OCT (TD-OCT) and Spectral Domain OCT (SD-OCT)?
What is the main difference between Time Domain OCT (TD-OCT) and Spectral Domain OCT (SD-OCT)?
Which part of the photoreceptor inner segment is mitochondria rich and adjacent to the outer segment of the photoreceptor itself?
Which part of the photoreceptor inner segment is mitochondria rich and adjacent to the outer segment of the photoreceptor itself?
According to the authors' hypothesis, which part of the photoreceptor inner segment does the second band in the OCT image correspond to?
According to the authors' hypothesis, which part of the photoreceptor inner segment does the second band in the OCT image correspond to?
What does the third hyper-reflecting band in the OCT image correspond to, according to the third hypothesis?
What does the third hyper-reflecting band in the OCT image correspond to, according to the third hypothesis?
Which part of the photoreceptor inner segment is close to the external limiting membrane and contains the endoplasmic reticulum?
Which part of the photoreceptor inner segment is close to the external limiting membrane and contains the endoplasmic reticulum?
What is the innermost band in the OCT image commonly described as?
What is the innermost band in the OCT image commonly described as?
Which retinal layer is affected in Stargardt disease?
Which retinal layer is affected in Stargardt disease?
What is the characteristic appearance of outer retinal tubulations on OCT?
What is the characteristic appearance of outer retinal tubulations on OCT?
What is the typical cause of central serous chorioretinopathy (CSCR)?
What is the typical cause of central serous chorioretinopathy (CSCR)?
What is the characteristic feature of choroidal neovascularization (CNV) in OCT?
What is the characteristic feature of choroidal neovascularization (CNV) in OCT?
What is the key feature of retinal angiomatous proliferation (RAP) in OCT?
What is the key feature of retinal angiomatous proliferation (RAP) in OCT?
Which layer of the retina is affected in the late stages of the disease?
Which layer of the retina is affected in the late stages of the disease?
What is the typical appearance of the disease in OCT?
What is the typical appearance of the disease in OCT?
Why is this form of the disease often misdiagnosed as CNV?
Why is this form of the disease often misdiagnosed as CNV?
What is the main cause of central retinal artery occlusion?
What is the main cause of central retinal artery occlusion?
What is the outcome of central retinal artery occlusion?
What is the outcome of central retinal artery occlusion?
Which stage of Age-related Macular Degeneration (AMD) is characterized by the presence of drusen and RPE mottling?
Which stage of Age-related Macular Degeneration (AMD) is characterized by the presence of drusen and RPE mottling?
What is the main characteristic of Diabetic Macular Edema (DME) on OCT?
What is the main characteristic of Diabetic Macular Edema (DME) on OCT?
How is Diabetic Macular Edema (DME) classified based on fluid distribution within the retina?
How is Diabetic Macular Edema (DME) classified based on fluid distribution within the retina?
What does Retinoschisis refer to?
What does Retinoschisis refer to?
What is the main characteristic of Adult-onset Vitelliform Macular Dystrophy on OCT?
What is the main characteristic of Adult-onset Vitelliform Macular Dystrophy on OCT?
What is the appearance of drusen in OCT scans?
What is the appearance of drusen in OCT scans?
What is the characteristic feature of serous PED in OCT scans?
What is the characteristic feature of serous PED in OCT scans?
What is the characteristic feature of SRD in OCT scans?
What is the characteristic feature of SRD in OCT scans?
What is the characteristic appearance of intraretinal edema in OCT scans?
What is the characteristic appearance of intraretinal edema in OCT scans?
What is the characteristic appearance of hard exudates in OCT scans?
What is the characteristic appearance of hard exudates in OCT scans?
Which type of retinal artery occlusion shows alterations confined to the area of the retina originally perfused from the occluded artery branch?
Which type of retinal artery occlusion shows alterations confined to the area of the retina originally perfused from the occluded artery branch?
What is the result of blood flow blockage in a second order retinal vein?
What is the result of blood flow blockage in a second order retinal vein?
What is the main characteristic of Central Retinal Vein Occlusion (CRVO) on OCT?
What is the main characteristic of Central Retinal Vein Occlusion (CRVO) on OCT?
What is the main characteristic of Branch Retinal Vein Occlusion (BRVO) on OCT?
What is the main characteristic of Branch Retinal Vein Occlusion (BRVO) on OCT?
What is the result of an increased intravenous pressure causing vessels tortuosity, intraretinal hemorrhages, intraretinal edema and capillary ischemia?
What is the result of an increased intravenous pressure causing vessels tortuosity, intraretinal hemorrhages, intraretinal edema and capillary ischemia?
What causes an increase in thickness and reflectivity of the inner layers in Branch Retinal Artery Occlusion (BRAO) on OCT?
What causes an increase in thickness and reflectivity of the inner layers in Branch Retinal Artery Occlusion (BRAO) on OCT?
Which retinal layers are poorly visualizable in Branch Retinal Artery Occlusion (BRAO) on OCT?
Which retinal layers are poorly visualizable in Branch Retinal Artery Occlusion (BRAO) on OCT?
What happens to the ischemic retinal layers in the late stages of Branch Retinal Artery Occlusion (BRAO)?
What happens to the ischemic retinal layers in the late stages of Branch Retinal Artery Occlusion (BRAO)?
What is the characteristic appearance of the affected hemiretina in Branch Retinal Artery Occlusion (BRAO) on OCT?
What is the characteristic appearance of the affected hemiretina in Branch Retinal Artery Occlusion (BRAO) on OCT?
What is the characteristic appearance of the affected hemiretina in Central Retinal Vein Occlusion (CRVO) on OCT?
What is the characteristic appearance of the affected hemiretina in Central Retinal Vein Occlusion (CRVO) on OCT?
Which condition is characterized by alterations confined to the area of the retina originally drained by the occluded vein branch?
Which condition is characterized by alterations confined to the area of the retina originally drained by the occluded vein branch?
What can be visualized in OCT scans of BRVO?
What can be visualized in OCT scans of BRVO?
What is Focal Choroidal Excavation (FCE) characterized by?
What is Focal Choroidal Excavation (FCE) characterized by?
What is a choroidal nevus?
What is a choroidal nevus?
What is the main characteristic of Macular Telangiectasia (Mac Tel) on OCT scans?
What is the main characteristic of Macular Telangiectasia (Mac Tel) on OCT scans?
How are empty cavities visible in Macular Telangiectasia (Mac Tel) different from edematous intraretinal cysts?
How are empty cavities visible in Macular Telangiectasia (Mac Tel) different from edematous intraretinal cysts?
What can be a complication of late stages of Macular Telangiectasia (Mac Tel)?
What can be a complication of late stages of Macular Telangiectasia (Mac Tel)?
What is the key feature of a choroidal nevus on OCT scans?
What is the key feature of a choroidal nevus on OCT scans?
What is the characteristic feature of SRD in OCT scans?
What is the characteristic feature of SRD in OCT scans?
What is the main difference between Central Retinal Vein Occlusion (CRVO) and Branch Retinal Vein Occlusion (BRVO)?
What is the main difference between Central Retinal Vein Occlusion (CRVO) and Branch Retinal Vein Occlusion (BRVO)?